| Rank | Average Family Size ▼ | School District / Population |
| 1. | 5.23 | Columbine Elementary School District / 381 |
| 2. | 5.14 | Santa Ana Unified School District / 256,950 |
| 3. | 5.11 | Greenfield Union Elementary School District / 16,907 |
| 4. | 5.11 | Lost Hills Union Elementary School District / 2,573 |
| 5. | 5.04 | Dinuba Unified (9-12) in Kings River Union / 2,286 |
| 6. | 4.99 | Richgrove Elementary School District / 3,429 |
| 7. | 4.97 | King City Union Elementary School District / 16,235 |
| 8. | 4.95 | Bassett Unified School District / 26,960 |
| 9. | 4.91 | Lamont Elementary School District / 16,847 |
| 10. | 4.89 | King City Joint Union High School District / 36,397 |
| 11. | 4.87 | Vineland Elementary School District / 4,459 |
| 12. | 4.86 | Lynwood Unified School District / 68,571 |
| 13. | 4.83 | Ravenswood City Elementary School District / 34,704 |
| 14. | 4.81 | Arvin Union Elementary School District / 19,624 |
| 15. | 4.79 | Alisal Union Elementary School District / 57,268 |
| 16. | 4.77 | Belridge Elementary School District / 124 |
| 17. | 4.75 | Pacific Union Elementary School District / 3,910 |
| 18. | 4.74 | Orange Center Elementary School District / 1,860 |
| 19. | 4.73 | South Whittier Elementary School District / 29,213 |
| 20. | 4.70 | Baldwin Park Unified School District / 74,923 |
| 21. | 4.69 | Fontana Unified School District / 175,790 |
| 22. | 4.68 | Mountain View Elementary School District / 55,949 |
| 23. | 4.68 | Caruthers Unified School District / 5,710 |
| 24. | 4.64 | McFarland Unified School District / 13,642 |
| 25. | 4.64 | Cutler-Orosi Joint Unified School District / 18,771 |
| 26. | 4.63 | Compton Unified School District / 152,027 |
| 27. | 4.63 | Perris Elementary School District / 47,178 |
| 28. | 4.62 | Mount Pleasant Elementary School District / 22,404 |
| 29. | 4.62 | Los Nietos Elementary School District / 16,150 |
| 30. | 4.61 | Semitropic Elementary School District / 326 |
| 31. | 4.60 | Rialto Unified School District / 122,630 |
| 32. | 4.59 | Tipton Elementary School District / 2,766 |
| 33. | 4.57 | Pixley Union Elementary School District / 4,454 |
| 34. | 4.57 | Stone Corral Elementary School District / 961 |
| 35. | 4.57 | Delano Union Elementary School District / 54,402 |
| 36. | 4.56 | Delano Joint Union High School District / 69,181 |
| 37. | 4.55 | Lennox Elementary School District / 28,459 |
| 38. | 4.54 | Livingston Union Elementary School District / 15,601 |
| 39. | 4.54 | Kings River Union Elementary School District / 3,252 |
| 40. | 4.53 | Alum Rock Union Elementary School District / 109,715 |
| 41. | 4.53 | Allensworth Elementary School District / 394 |
| 42. | 4.53 | Name N/A / 8,236 |
| 43. | 4.52 | Val Verde Unified School District / 79,601 |
| 44. | 4.52 | Mendota Unified School District / 12,200 |
| 45. | 4.51 | Westside Elementary School District / 1,986 |
| 46. | 4.50 | Woodville Elementary School District / 3,123 |
| 47. | 4.47 | Wilsona Elementary School District / 10,447 |
| 48. | 4.47 | Reef-Sunset Unified School District / 16,858 |
| 49. | 4.47 | Madera Unified School District / 88,384 |
| 50. | 4.46 | Parlier Unified School District / 15,542 |
| 51. | 4.45 | Sunnyside Union Elementary School District / 2,653 |
| 52. | 4.44 | Earlimart Elementary School District / 9,805 |
| 53. | 4.44 | Ontario-Montclair Elementary School District / 169,435 |
| 54. | 4.44 | Jurupa Unified School District / 99,245 |
| 55. | 4.43 | Bayshore Elementary School District / 6,569 |
| 56. | 4.41 | El Rancho Unified School District / 61,470 |
| 57. | 4.41 | Calexico Unified School District / 38,694 |
| 58. | 4.41 | Hueneme Elementary School District / 55,616 |
| 59. | 4.41 | Heber Elementary School District / 7,223 |
| 60. | 4.40 | Paramount Unified School District / 79,196 |
| 61. | 4.40 | Fairfax Elementary School District / 14,584 |
| 62. | 4.40 | Raisin City Elementary School District / 1,821 |
| 63. | 4.40 | Guadalupe Union Elementary School District / 7,030 |
| 64. | 4.39 | Santa Maria-Bonita Elementary School District / 96,959 |
| 65. | 4.38 | San Ysidro Elementary School District / 39,864 |
| 66. | 4.38 | Lake Elementary School District / 646 |
| 67. | 4.38 | Monroe Elementary School District / 1,143 |
| 68. | 4.38 | El Monte Union High School District / 174,510 |
| 69. | 4.38 | Soledad Unified School District / 26,411 |
| 70. | 4.38 | Ocean View Elementary School District / 17,766 |
| 71. | 4.37 | Alta Vista Elementary School District / 3,064 |
| 72. | 4.37 | Firebaugh-Las Deltas Joint Unified School District / 8,523 |
| 73. | 4.37 | Farmersville Unified School District / 11,136 |
| 74. | 4.37 | Golden Plains Unified School District / 7,189 |
| 75. | 4.36 | Ballico-Cressey Elementary School District / 2,126 |
| 76. | 4.36 | Anaheim Elementary School District / 198,366 |
| 77. | 4.36 | Pleasant View Elementary School District / 2,411 |
| 78. | 4.36 | Wasco Union High School District / 29,779 |
| 79. | 4.36 | Adelanto Elementary School District / 54,809 |
| 80. | 4.35 | Elk Hills Elementary School District / 215 |
| 81. | 4.35 | Azusa Unified School District / 66,821 |
| 82. | 4.34 | Name N/A / 10,014 |
| 83. | 4.34 | Lindsay Unified School District / 16,747 |
| 84. | 4.34 | Palmdale Elementary School District / 131,153 |
| 85. | 4.34 | West Park Elementary School District / 1,770 |
| 86. | 4.34 | Colton Joint Unified School District / 117,218 |
| 87. | 4.33 | Gonzales Unified School District / 8,684 |
| 88. | 4.33 | Strathmore Union Elementary School District / 6,079 |
| 89. | 4.32 | Valle Lindo Elementary School District / 6,780 |
| 90. | 4.32 | Pomona Unified School District / 168,085 |
| 91. | 4.31 | Edison Elementary School District / 6,068 |
| 92. | 4.31 | Oxnard Elementary School District / 123,733 |
| 93. | 4.30 | Twin Rivers Unified School District in Robla / 20,273 |
| 93. | 4.30 | Robla Elementary School District / 20,273 |
| 95. | 4.30 | Weaver Union Elementary School District / 11,963 |
| 96. | 4.29 | Hacienda La Puente Unified School District / 119,133 |
| 97. | 4.29 | Dinuba Unified School District / 24,765 |
| 98. | 4.29 | Wasco Union Elementary School District / 26,250 |
| 99. | 4.28 | Alvord Unified School District / 108,682 |
| 100. | 4.28 | Mupu Elementary School District / 927 |
| 101. | 4.28 | Moreno Valley Unified School District / 167,803 |
| 102. | 4.28 | Merced River Union Elementary School District / 1,130 |
| 103. | 4.28 | Little Lake City Elementary School District / 34,331 |
| 104. | 4.27 | Rosemead Elementary School District / 28,177 |
| 105. | 4.27 | Riverdale Joint Unified School District / 6,346 |
| 106. | 4.25 | Di Giorgio Elementary School District / 846 |
| 107. | 4.24 | Garden Grove Unified School District / 273,873 |
| 108. | 4.24 | Planada Elementary School District / 5,615 |
| 109. | 4.24 | Corcoran Joint Unified School District / 25,653 |
| 110. | 4.24 | Chualar Union Elementary School District / 1,880 |
| 110. | 4.24 | Gonzales Unified (9-12) School District / 1,880 |
| 112. | 4.24 | Rio Elementary School District / 36,743 |
| 113. | 4.23 | Baker Valley Unified School District / 852 |
| 114. | 4.23 | Montebello Unified School District / 164,822 |
| 115. | 4.23 | San Ardo Union Elementary School District / 767 |
| 116. | 4.23 | El Monte City Elementary School District / 83,604 |
| 117. | 4.22 | Woodlake Union Elementary School District / 9,654 |
| 118. | 4.20 | Burrel Union Elementary School District / 785 |
| 119. | 4.20 | National Elementary School District / 57,142 |
| 120. | 4.20 | Coachella Valley Unified School District / 80,915 |
| 121. | 4.20 | Graves Elementary School District / 55 |
| 121. | 4.20 | Union Joint Elementary School District / 36 |
| 123. | 4.20 | Norwalk-La Mirada Unified School District / 125,651 |
| 124. | 4.19 | Greenfield Union Elementary School District / 48,341 |
| 125. | 4.18 | Roseland Elementary School District / 12,156 |
| 126. | 4.18 | Monson-Sultana Joint Union Elementary School District / 1,820 |
| 126. | 4.18 | Dinuba Unified (9-12) in Monson-Sultana Joint Union / 1,820 |
| 128. | 4.16 | Le Grand Union High School District / 8,448 |
| 129. | 4.16 | Le Grand Union Elementary School District / 2,358 |
| 130. | 4.16 | Alpaugh Unified School District / 1,014 |
| 131. | 4.16 | San Bernardino City Unified School District / 252,974 |
| 132. | 4.15 | Salinas Union High School District / 171,348 |
| 133. | 4.14 | Santa Paula Elementary School District / 28,623 |
| 134. | 4.14 | Kerman Unified School District / 17,898 |
| 135. | 4.13 | Traver Joint Elementary School District / 1,336 |
| 136. | 4.13 | Kings Canyon Joint Unified School District / 46,150 |
| 137. | 4.12 | Rowland Unified School District / 110,504 |
| 138. | 4.12 | Franklin-McKinley Elementary School District / 87,054 |
| 139. | 4.12 | Santa Paula Union High School District / 32,720 |
| 140. | 4.11 | Fowler Unified School District / 9,496 |
| 141. | 4.10 | Corona-Norco Unified School District / 263,661 |
| 142. | 4.10 | Lakeside Union Elementary School District / 2,749 |
| 143. | 4.10 | Delhi Unified School District / 12,526 |
| 144. | 4.09 | Patterson Joint Unified School District / 26,062 |
| 145. | 4.09 | Alhambra Unified (9-12) School District / 51,226 |
| 145. | 4.09 | Garvey Elementary School District / 51,226 |
| 147. | 4.08 | San Lucas Union Elementary School District / 281 |
| 148. | 4.07 | Anaheim Union High School District / 388,637 |
| 149. | 4.07 | Armona Union Elementary School District / 6,143 |
| 150. | 4.07 | Lucerne Valley Unified School District / 6,362 |
| 151. | 4.07 | West Covina Unified School District / 58,738 |
| 152. | 4.07 | Buttonwillow Union Elementary School District / 1,902 |
| 153. | 4.06 | Selma Unified School District / 28,919 |
| 154. | 4.05 | Santa Rita Union Elementary School District / 24,385 |
| 155. | 4.04 | Kirkwood Elementary School District / 415 |
| 156. | 4.04 | Whittier Union High School District / 220,800 |
| 157. | 4.04 | Los Banos Unified School District / 39,996 |
| 158. | 4.04 | Victor Valley Union High School District / 157,965 |
| 159. | 4.04 | Sanger Unified School District / 48,439 |
| 160. | 4.03 | Oxnard Union High School District / 315,196 |
| 161. | 4.03 | Hamilton Union Elementary School District / 2,987 |
| 162. | 4.03 | Mulberry Elementary School District / 149 |
| 163. | 4.03 | Hesperia Unified School District / 99,074 |
| 164. | 4.03 | Santa Maria Joint Union High School District / 141,629 |
| 165. | 4.02 | Pittsburg Unified School District / 55,594 |
| 166. | 4.02 | Nuview Union Elementary School District / 8,716 |
| 167. | 4.02 | Oro Grande Elementary School District / 995 |
| 168. | 4.02 | East Side Union High School District / 522,910 |
| 169. | 4.02 | Coalinga-Huron Joint Unified School District / 27,792 |
| 170. | 4.01 | Porterville Unified School District / 49,605 |
| 171. | 4.01 | San Jacinto Unified School District / 45,515 |
| 172. | 4.01 | Bakersfield City Elementary School District / 189,253 |
| 173. | 4.01 | Oak Valley Union Elementary School District / 1,555 |
| 174. | 4.01 | Mountain View Elementary School District / 21,450 |
| 175. | 4.00 | South Bay Union Elementary School District / 77,057 |
| 176. | 4.00 | Evergreen Elementary School District / 100,211 |
| 177. | 4.00 | Salinas City Elementary School District / 75,767 |
| 178. | 4.00 | Lawndale Elementary School District / 48,431 |
| 179. | 4.00 | Eastside Union Elementary School District / 23,578 |
| 180. | 4.00 | Richland-Lerdo Union Elementary School District / 18,682 |
| 181. | 4.00 | Centinela Valley Union High School District / 162,812 |
| 182. | 3.99 | Chaffey Joint Union High School District / 400,703 |
| 183. | 3.99 | Aromas-San Juan Unified School District / 4,076 |
| 184. | 3.98 | Magnolia Elementary School District / 61,596 |
| 185. | 3.98 | Winton Elementary School District / 11,159 |
| 186. | 3.97 | Williams Unified School District / 6,081 |
| 187. | 3.97 | Porterville Unified (9-12) School District / 48,799 |
| 188. | 3.97 | Jefferson Elementary School District / 154 |
| 189. | 3.97 | Merced Union High School District / 166,968 |
| 190. | 3.97 | Antelope Valley Union High School District / 370,008 |
| 191. | 3.97 | Jefferson Elementary School District / 86,814 |
| 192. | 3.96 | Victor Elementary School District / 96,180 |
| 193. | 3.96 | McCabe Union Elementary School District / 7,138 |
| 194. | 3.96 | Stockton Unified School District / 203,989 |
| 195. | 3.96 | Perris Union High School District / 159,628 |
| 196. | 3.96 | Saucelito Elementary School District / 129 |
| 197. | 3.95 | El Nido Elementary School District / 1,781 |
| 198. | 3.95 | La Habra City Elementary School District / 50,988 |
| 199. | 3.95 | Dos Palos-Oro Loma Joint Unified School District / 10,364 |
| 200. | 3.94 | Fillmore Unified School District / 19,223 |
| 201. | 3.94 | Duarte Unified School District / 26,470 |
| 202. | 3.94 | Sweetwater Union High School District / 454,392 |
| 203. | 3.94 | Maple Elementary School District / 630 |
| 204. | 3.94 | Burton Elementary School District / 18,888 |
| 205. | 3.94 | Pond Union Elementary School District / 770 |
| 206. | 3.93 | Romoland Elementary School District / 23,618 |
| 207. | 3.93 | Palo Verde Union Elementary School District / 2,403 |
| 208. | 3.93 | Meadows Union Elementary School District / 1,922 |
| 209. | 3.93 | Waterford Unified School District / 9,487 |
| 210. | 3.93 | Atwater Elementary School District / 33,789 |
| 211. | 3.92 | Woodlake Union High School District / 12,906 |
| 212. | 3.92 | Tracy Joint Unified School District / 75,608 |
| 213. | 3.91 | Turlock Unified School District in Keyes Union / 6,407 |
| 214. | 3.90 | North County Joint Union Elementary School District / 3,648 |
| 215. | 3.90 | Fresno Unified School District / 386,337 |
| 216. | 3.90 | Terra Bella Union Elementary School District / 5,247 |
| 217. | 3.90 | Keyes Union Elementary School District / 6,424 |
| 218. | 3.90 | Hayward Unified School District / 167,629 |
| 219. | 3.89 | Etiwanda Elementary School District / 88,746 |
| 220. | 3.89 | Central Unified School District / 69,531 |
| 221. | 3.89 | Downey Unified School District / 118,647 |
| 222. | 3.89 | Lake Elsinore Unified School District / 117,424 |
| 223. | 3.89 | Briggs Elementary School District / 3,024 |
| 224. | 3.89 | Covina-Valley Unified School District / 77,743 |
| 225. | 3.89 | Bellevue Union Elementary School District / 25,052 |
| 226. | 3.89 | Tulare Joint Union High School District / 77,101 |
| 227. | 3.89 | Buena Park Elementary School District / 48,311 |
| 228. | 3.88 | Hamilton Union High School District / 3,562 |
| 229. | 3.88 | Brawley Elementary School District / 25,806 |
| 230. | 3.88 | New Haven Unified School District / 74,739 |
| 231. | 3.88 | Nuestro Elementary School District / 334 |
| 232. | 3.88 | Ceres Unified School District / 54,443 |
| 233. | 3.88 | Ducor Union Elementary School District / 1,107 |
| 234. | 3.87 | Merced City Elementary School District / 83,562 |
| 235. | 3.87 | Central Union High School District / 56,890 |
| 236. | 3.87 | Berryessa Union Elementary School District / 80,527 |
| 237. | 3.86 | Chowchilla Elementary School District / 22,992 |
| 238. | 3.86 | Tulare City Elementary School District / 60,152 |
| 239. | 3.86 | Riverbank Unified School District / 15,253 |
| 240. | 3.86 | Bellflower Unified School District / 82,230 |
| 241. | 3.86 | Milpitas Unified School District / 66,424 |
| 242. | 3.86 | New Hope Elementary School District / 1,147 |
| 243. | 3.86 | Chino Valley Unified School District / 174,468 |
| 244. | 3.86 | North Monterey County Unified School District / 26,883 |
| 245. | 3.85 | Pajaro Valley Joint Unified School District / 113,215 |
| 246. | 3.85 | San Pasqual Valley Unified School District / 2,880 |
| 247. | 3.85 | Alpine County Unified School District / 1,197 |
| 248. | 3.85 | Brawley Union High School District / 28,132 |
| 249. | 3.85 | Chowchilla Union High School District / 24,559 |
| 250. | 3.85 | Live Oak Unified School District / 10,196 |
| 251. | 3.85 | Whittier City Elementary School District / 67,285 |
| 252. | 3.85 | Kit Carson Union Elementary School District / 2,765 |
| 253. | 3.85 | Hawthorne Elementary School District / 73,228 |
| 254. | 3.84 | Westminster Elementary School District / 84,687 |
| 255. | 3.84 | Hollister School District / 43,308 |
| 256. | 3.84 | Centralia Elementary School District / 54,830 |
| 257. | 3.84 | Los Angeles Unified School District / 4,550,300 |
| 258. | 3.84 | Riverside Unified School District / 244,814 |
| 259. | 3.83 | Chula Vista Elementary School District / 280,329 |
| 260. | 3.83 | Gilroy Unified School District / 57,642 |
| 261. | 3.83 | Rio Bravo-Greeley Union Elementary School District / 4,677 |
| 262. | 3.83 | Southern Kern Unified School District / 19,132 |
| 263. | 3.83 | Kern Union High School District / 598,833 |
| 264. | 3.82 | ABC Unified School District / 106,888 |
| 265. | 3.82 | Richfield Elementary School District / 1,360 |
| 266. | 3.82 | Lancaster Elementary School District / 112,728 |
| 267. | 3.81 | Escondido Union Elementary School District / 162,779 |
| 268. | 3.81 | Calipatria Unified School District / 12,525 |
| 269. | 3.81 | Manteca Unified School District / 115,559 |
| 270. | 3.80 | Center Joint Unified School District / 28,049 |
| 271. | 3.80 | Laguna Joint Elementary School District / 399 |
| 272. | 3.80 | Newark Unified School District / 42,712 |
| 273. | 3.80 | Escondido Union High School District / 166,180 |
| 274. | 3.80 | Modesto City Elementary School District / 113,422 |
| 275. | 3.80 | General Shafter Elementary School District / 1,021 |
| 276. | 3.80 | San Lorenzo Unified School District / 77,891 |
| 277. | 3.79 | El Centro Elementary School District / 37,910 |
| 278. | 3.79 | Savanna Elementary School District / 29,478 |
| 279. | 3.79 | Oakley Union Elementary School District / 34,042 |
| 280. | 3.79 | San Benito High School District / 50,179 |
| 281. | 3.79 | Lakeside Union Elementary School District / 8,029 |
| 282. | 3.78 | East Whittier City Elementary School District / 73,821 |
| 283. | 3.78 | Jefferson Elementary School District / 14,685 |
| 284. | 3.78 | Kingsburg Joint Union High School District / 18,023 |
| 285. | 3.78 | Kingsburg Joint Union Elementary School District / 15,238 |
| 286. | 3.77 | Magnolia Union Elementary School District / 174 |
| 287. | 3.77 | Plumas Elementary School District / 3,753 |
| 288. | 3.76 | Lemon Grove Elementary School District / 33,890 |
| 289. | 3.75 | Central Union Elementary School District / 10,311 |
| 290. | 3.75 | Hanford Elementary School District / 44,842 |
| 291. | 3.75 | Antioch Unified School District / 107,276 |
| 292. | 3.75 | Holtville Unified School District / 8,901 |
| 293. | 3.74 | Jefferson Union High School District / 143,438 |
| 294. | 3.73 | Inglewood Unified School District / 113,514 |
| 295. | 3.73 | Elk Grove Unified School District / 315,679 |
| 296. | 3.73 | Bangor Union Elementary School District / 1,224 |
| 297. | 3.73 | Alview-Dairyland Union Elementary School District / 1,567 |
| 298. | 3.73 | Keppel Union Elementary School District / 19,011 |
| 299. | 3.73 | Hanford Joint Union High School District / 70,427 |
| 300. | 3.73 | Long Beach Unified School District / 511,228 |
| 301. | 3.72 | Murrieta Valley Unified School District / 103,225 |
| 302. | 3.72 | Laton Joint Unified School District / 3,280 |
| 303. | 3.72 | Imperial Unified School District / 21,137 |
| 304. | 3.72 | Newman-Crows Landing Unified School District / 12,892 |
| 305. | 3.71 | Fullerton Joint Union High School District / 250,121 |
| 306. | 3.71 | Twin Rivers Unified School District / 157,519 |
| 307. | 3.71 | Moorpark Unified School District / 35,578 |
| 308. | 3.70 | Banta Elementary School District / 5,214 |
| 309. | 3.70 | Temecula Valley Unified School District / 138,590 |
| 310. | 3.70 | Cucamonga Elementary School District / 27,239 |
| 311. | 3.70 | Wiseburn Elementary School District / 12,694 |
| 312. | 3.69 | Name N/A / 11,453 |
| 313. | 3.69 | Lemoore Union Elementary School District / 25,910 |
| 314. | 3.69 | Silver Valley Unified School District / 14,537 |
| 315. | 3.69 | Linden Unified School District / 11,452 |
| 316. | 3.69 | Salida Union Elementary School District / 20,007 |
| 317. | 3.69 | Lemoore Union High School District / 37,677 |
| 318. | 3.68 | Oak Grove Elementary School District / 105,372 |
| 319. | 3.68 | Castaic Union Elementary School District / 30,460 |
| 320. | 3.67 | Waukena Joint Union Elementary School District / 853 |
| 321. | 3.67 | Lodi Unified School District / 166,175 |
| 322. | 3.67 | Blochman Union Elementary School District / 971 |
| 323. | 3.67 | Gridley Unified School District / 9,784 |
| 324. | 3.66 | Outside Creek Elementary School District / 659 |
| 325. | 3.66 | Two Rock Union Elementary School District / 1,608 |
| 326. | 3.66 | Hope Elementary School District / 747 |
| 327. | 3.66 | Travis Unified School District / 33,831 |
| 328. | 3.66 | Panama-Buena Vista Union Elementary School District / 122,187 |
| 329. | 3.66 | Pierce Joint Unified School District / 6,629 |
| 330. | 3.65 | Modesto City High School District / 266,672 |
| 331. | 3.65 | Name N/A / 10,429,678 |
| 332. | 3.65 | Rockford Elementary School District / 997 |
| 333. | 3.65 | Oak View Union Elementary School District / 2,945 |
| 334. | 3.65 | Charter Oak Unified School District / 36,055 |
| 335. | 3.64 | Chatom Union Elementary School District / 4,347 |
| 336. | 3.64 | Vista Unified School District / 146,467 |
| 337. | 3.63 | Turlock Unified School District in Chatom Union / 4,364 |
| 338. | 3.63 | Temple City Unified School District / 36,448 |
| 339. | 3.63 | Visalia Unified School District / 142,438 |
| 340. | 3.63 | Menifee Union Elementary School District / 80,116 |
| 341. | 3.63 | Shandon Joint Unified School District / 1,724 |
| 341. | 3.63 | Peninsula Union Elementary School District / 523 |
| 343. | 3.62 | Corning Union High School District / 16,799 |
| 344. | 3.62 | Corning Union Elementary School District / 14,187 |
| 345. | 3.62 | Potter Valley Community Unified School District / 2,586 |
| 346. | 3.62 | San Gabriel Unified School District / 41,510 |
| 347. | 3.61 | Colusa Unified School District / 7,939 |
| 348. | 3.61 | Norris Elementary School District / 24,336 |
| 349. | 3.61 | Gustine Unified School District / 9,073 |
| 350. | 3.61 | Knightsen Elementary School District / 2,927 |
| 351. | 3.61 | Exeter Union Elementary School District / 13,233 |
| 352. | 3.61 | Washington Colony Elementary School District / 2,474 |
| 353. | 3.61 | South San Francisco Unified School District / 78,196 |
| 354. | 3.61 | Galt Joint Union Elementary School District / 29,030 |
| 355. | 3.61 | Walnut Valley Unified School District / 56,240 |
| 356. | 3.60 | Vallejo City Unified School District / 119,531 |
| 357. | 3.60 | Leggett Valley Unified School District / 589 |
| 358. | 3.60 | Sundale Union Elementary School District / 2,800 |
| 359. | 3.60 | Oceanside Unified School District / 136,459 |
| 360. | 3.59 | Jamul-Dulzura Union Elementary School District / 8,224 |
| 361. | 3.59 | Brentwood Union Elementary School District / 53,384 |
| 362. | 3.59 | Hughson Unified School District / 9,048 |
| 363. | 3.59 | Taft Union High School District / 19,767 |
| 364. | 3.59 | Taft City Elementary School District / 18,802 |
| 365. | 3.59 | Fullerton Elementary School District / 117,391 |
| 366. | 3.59 | Liberty Union High School District / 104,587 |
| 367. | 3.58 | Westside Union Elementary School District / 69,393 |
| 368. | 3.58 | Barstow Unified School District / 34,570 |
| 369. | 3.58 | Orange Unified School District / 218,410 |
| 370. | 3.58 | Princeton Joint Unified School District / 1,002 |
| 371. | 3.58 | Alvina Elementary School District / 510 |
| 372. | 3.58 | Mammoth Unified School District / 9,724 |
| 373. | 3.58 | Saugus Union Elementary School District / 102,619 |
| 374. | 3.57 | Grant Elementary School District / 3,224 |
| 375. | 3.57 | Pacific Elementary School District / 698 |
| 376. | 3.57 | Valley Home Joint Elementary School District / 1,957 |
| 377. | 3.57 | Anderson Valley Unified School District / 3,056 |
| 378. | 3.57 | Placentia-Yorba Linda Unified School District / 158,199 |
| 379. | 3.57 | Wright Elementary School District / 17,651 |
| 380. | 3.56 | Galt Joint Union High School District / 37,998 |
| 381. | 3.56 | Ripon Unified School District / 17,666 |
| 382. | 3.56 | Lowell Joint Elementary School District / 33,431 |
| 383. | 3.56 | Cypress Elementary School District / 44,367 |
| 384. | 3.56 | Lompoc Unified School District / 57,956 |
| 385. | 3.56 | William S. Hart Union High School District / 267,389 |
| 386. | 3.56 | Thermalito Union Elementary School District / 17,153 |
| 387. | 3.56 | Tustin Unified School District / 133,440 |
| 388. | 3.56 | Sulphur Springs Union Elementary School District / 61,018 |
| 389. | 3.56 | Yuba City Unified School District / 73,380 |
| 390. | 3.55 | San Bruno Park Elementary School District / 36,314 |
| 391. | 3.55 | Hickman Elementary School District / 1,089 |
| 392. | 3.55 | Orland Joint Unified School District / 12,995 |
| 393. | 3.55 | Empire Union Elementary School District / 25,055 |
| 394. | 3.55 | Ramona City Unified School District / 36,219 |
| 395. | 3.55 | West Contra Costa Unified School District / 237,589 |
| 396. | 3.55 | San Leandro Unified School District / 67,051 |
| 397. | 3.55 | Turlock Unified School District / 70,479 |
| 398. | 3.54 | Plaza Elementary School District / 475 |
| 399. | 3.54 | Cajon Valley Union Elementary School District / 162,059 |
| 400. | 3.54 | Fremont Unified School District / 215,188 |
| 401. | 3.54 | Redwood City Elementary School District / 95,077 |
| 402. | 3.54 | Sylvan Union Elementary School District / 72,461 |
| 403. | 3.54 | Alhambra Unified School District / 117,016 |
| 404. | 3.54 | Hart-Ransom Union Elementary School District / 4,181 |
| 405. | 3.54 | Manzanita Elementary School District / 1,192 |
| 406. | 3.54 | Marcum-Illinois Union Elementary School District / 855 |
| 407. | 3.53 | Palermo Union Elementary School District / 7,870 |
| 408. | 3.53 | Franklin Elementary School District / 2,672 |
| 409. | 3.53 | Gerber Union Elementary School District / 3,444 |
| 410. | 3.52 | Wheatland Union High School District / 11,228 |
| 411. | 3.52 | Alta Loma Elementary School District / 55,911 |
| 412. | 3.52 | Oakland Unified School District / 393,059 |
| 413. | 3.52 | Hilmar Unified School District / 9,252 |
| 414. | 3.52 | Marysville Joint Unified School District / 60,719 |
| 415. | 3.52 | Stanislaus Union Elementary School District / 29,912 |
| 416. | 3.52 | Santa Rosa Elementary School District / 71,475 |
| 417. | 3.52 | Exeter Union High School District / 15,755 |
| 418. | 3.51 | Winters Joint Unified School District / 9,476 |
| 419. | 3.51 | Washington Unified School District / 48,286 |
| 420. | 3.51 | Pioneer Union Elementary School District / 11,239 |
| 421. | 3.50 | Esparto Unified School District / 5,394 |
| 422. | 3.50 | Somis Union Elementary School District / 3,203 |
| 423. | 3.50 | Newhall Elementary School District / 73,292 |
| 424. | 3.50 | Fairfield-Suisun Unified School District / 125,938 |
| 425. | 3.50 | Loleta Union Elementary School District / 1,583 |
| 426. | 3.50 | Citrus South Tule Elementary School District / 545 |
| 427. | 3.50 | Upland Unified School District / 74,379 |
| 428. | 3.49 | Morgan Hill Unified School District / 60,131 |
| 429. | 3.49 | Redlands Unified School District / 124,317 |
| 430. | 3.49 | Escalon Unified School District / 14,429 |
| 431. | 3.49 | Yucaipa-Calimesa Joint Unified School District / 59,708 |
| 432. | 3.49 | Spreckels Union Elementary School District / 7,226 |
| 433. | 3.49 | Monrovia Unified School District / 43,933 |
| 434. | 3.49 | Grossmont Union High School District / 454,309 |
| 435. | 3.49 | Apple Valley Unified School District / 77,175 |
| 436. | 3.49 | Buellton Union Elementary School District / 5,515 |
| 437. | 3.48 | Millville Elementary School District / 1,905 |
| 438. | 3.48 | Buena Vista Elementary School District / 353 |
| 439. | 3.48 | Hemet Unified School District / 132,610 |
| 440. | 3.48 | San Diego City Unified School District / 1,020,571 |
| 441. | 3.48 | Glendora Unified School District / 37,139 |
| 442. | 3.48 | La Mesa-Spring Valley School District / 132,839 |
| 443. | 3.48 | Maricopa Unified School District / 1,778 |
| 444. | 3.48 | Simi Valley Unified School District / 127,588 |
| 445. | 3.47 | Dry Creek Joint Elementary School District / 52,451 |
| 446. | 3.47 | Natomas Unified School District / 71,073 |
| 447. | 3.47 | Woodside Elementary School District / 3,598 |
| 448. | 3.47 | Westmorland Union Elementary School District / 2,003 |
| 449. | 3.47 | Shaffer Union Elementary School District / 8,247 |
| 450. | 3.47 | Woodland Joint Unified School District / 60,800 |
| 451. | 3.46 | Shiloh Elementary School District / 778 |
| 452. | 3.46 | Clovis Unified School District / 189,021 |
| 453. | 3.46 | San Marcos Unified School District / 111,934 |
| 454. | 3.45 | Denair Unified School District / 8,452 |
| 455. | 3.45 | Happy Valley Elementary School District / 1,643 |
| 456. | 3.45 | Ukiah Unified School District / 39,965 |
| 457. | 3.45 | Sequoia Union High School District / 245,509 |
| 458. | 3.45 | Geyserville Unified School District / 1,942 |
| 459. | 3.44 | Waugh Elementary School District / 6,326 |
| 460. | 3.44 | Central Elementary School District / 37,655 |
| 461. | 3.44 | Windsor Unified School District / 28,991 |
| 462. | 3.44 | Trinity Alps Unified School District in Junction City / 1,078 |
| 462. | 3.44 | Junction City Elementary School District / 1,078 |
| 464. | 3.44 | John Swett Unified School District / 13,918 |
| 465. | 3.43 | San Jose Unified School District / 252,758 |
| 466. | 3.43 | Mojave Unified School District / 17,826 |
| 467. | 3.43 | Muroc Joint Unified School District / 5,725 |
| 468. | 3.43 | Cottonwood Union Elementary School District / 9,180 |
| 469. | 3.43 | Clay Joint Elementary School District / 483 |
| 470. | 3.43 | Sutter Union High School District / 8,193 |
| 471. | 3.43 | Biggs Unified School District / 3,258 |
| 472. | 3.42 | Arcadia Unified School District / 57,293 |
| 473. | 3.42 | Cardiff Elementary School District / 11,526 |
| 474. | 3.42 | Fountain Valley Elementary School District / 53,647 |
| 475. | 3.42 | Brea-Olinda Unified School District / 35,180 |
| 476. | 3.42 | Standard Elementary School District / 23,049 |
| 477. | 3.41 | Bonita Unified School District / 62,470 |
| 478. | 3.41 | San Antonio Union Elementary School District / 1,569 |
| 479. | 3.41 | Oroville Union High School District / 53,792 |
| 480. | 3.41 | Rosedale Union Elementary School District / 42,614 |
| 481. | 3.41 | Huntington Beach Union High School District / 313,467 |
| 482. | 3.41 | Oakdale Joint Unified School District / 28,543 |
| 483. | 3.41 | Lakeside Union Elementary School District / 40,715 |
| 484. | 3.41 | Tulelake Basin Joint Unified School District / 2,798 |
| 485. | 3.40 | Wheatland Elementary School District / 7,475 |
| 486. | 3.40 | Santee Elementary School District / 56,965 |
| 487. | 3.40 | Tres Pinos Union Elementary School District / 662 |
| 488. | 3.40 | Name N/A / 83,889 |
| 489. | 3.39 | Willows Unified School District / 9,315 |
| 490. | 3.39 | Brittan Elementary School District / 3,827 |
| 491. | 3.39 | Dixon Unified School District / 21,488 |
| 492. | 3.39 | Snowline Joint Unified School District / 35,450 |
| 493. | 3.39 | Oroville City Elementary School District / 23,388 |
| 494. | 3.39 | Golden Valley Unified School District / 10,013 |
| 495. | 3.39 | Sacramento City Unified School District / 324,585 |
| 496. | 3.39 | Beaumont Unified School District / 46,069 |
| 497. | 3.39 | Valley Center-Pauma Unified School District / 24,262 |
| 498. | 3.39 | Santa Rosa High School District / 208,162 |
| 499. | 3.38 | Seeley Union Elementary School District / 2,697 |
| 500. | 3.38 | Monterey Peninsula Unified School District / 88,263 |
| 501. | 3.38 | Napa Valley Unified School District / 115,377 |
| 502. | 3.38 | McSwain Union Elementary School District / 5,341 |
| 503. | 3.38 | Ravendale-Termo Elementary School District / 49 |
| 504. | 3.37 | Vallecitos Elementary School District / 2,322 |
| 505. | 3.37 | Cuyama Joint Unified School District / 869 |
| 506. | 3.37 | Palm Springs Unified School District / 164,707 |
| 507. | 3.37 | San Pasqual Union Elementary School District / 3,401 |
| 508. | 3.37 | East Nicolaus Joint Union High School District / 2,706 |
| 509. | 3.37 | Brisbane Elementary School District / 7,993 |
| 510. | 3.36 | Poway Unified School District / 191,501 |
| 511. | 3.36 | Ocean View Elementary School District / 91,682 |
| 512. | 3.36 | Pasadena Unified School District / 203,838 |
| 513. | 3.35 | Rohnerville Elementary School District / 6,069 |
| 514. | 3.35 | Livermore Valley Joint Unified School District / 84,590 |
| 515. | 3.35 | Paradise Elementary School District / 856 |
| 516. | 3.35 | Plainsburg Union Elementary School District / 475 |
| 517. | 3.35 | Moreland Elementary School District / 49,256 |
| 518. | 3.35 | Glendale Unified School District / 214,901 |
| 519. | 3.35 | Klamath-Trinity Joint Unified School District / 5,994 |
| 520. | 3.34 | Sunnyvale Elementary School District / 86,691 |
| 521. | 3.34 | Del Norte County Unified School District / 28,496 |
| 522. | 3.34 | Cotati-Rohnert Park Unified School District / 51,380 |
| 523. | 3.34 | Pleasant Valley Elementary School District / 74,050 |
| 524. | 3.34 | Roseville Joint Union High School District / 164,599 |
| 525. | 3.34 | Goleta Union Elementary School District / 76,855 |
| 526. | 3.34 | Palo Verde Unified School District / 23,321 |
| 527. | 3.33 | San Francisco Unified School District / 807,755 |
| 528. | 3.33 | Saddleback Valley Unified School District / 206,060 |
| 529. | 3.33 | Trona Joint Unified School District / 2,028 |
| 530. | 3.33 | Fallbrook Union Elementary School District / 62,335 |
| 531. | 3.33 | Douglas City Elementary School District / 1,018 |
| 531. | 3.33 | Trinity Alps Unified School District in Douglas City / 1,018 |
| 533. | 3.33 | South Bay Union Elementary School District / 7,738 |
| 534. | 3.33 | Santa Clara Unified School District / 143,694 |
| 535. | 3.33 | La Grange Elementary School District / 181 |
| 536. | 3.33 | Old Adobe Union Elementary School District / 25,717 |
| 537. | 3.32 | Pleasant Grove Joint Union Elementary School District / 1,014 |
| 538. | 3.32 | Ventura Unified School District / 118,310 |
| 539. | 3.32 | Fallbrook Union High School District / 81,201 |
| 540. | 3.32 | Beardsley Elementary School District / 18,108 |
| 541. | 3.32 | Pleasanton Unified School District / 70,523 |
| 542. | 3.32 | Mount Diablo Unified School District / 252,755 |
| 543. | 3.32 | Conejo Valley Unified School District / 135,302 |
| 544. | 3.31 | Luther Burbank Elementary School District / 4,110 |
| 545. | 3.31 | New Jerusalem Elementary School District / 2,193 |
| 546. | 3.31 | Yosemite Unified School District / 10,273 |
| 547. | 3.31 | Enterprise Elementary School District / 32,319 |
| 548. | 3.31 | La Canada Unified School District / 18,128 |
| 549. | 3.31 | Live Oak Elementary School District / 21,415 |
| 550. | 3.31 | Burbank Unified School District / 103,420 |
| 551. | 3.31 | San Mateo Union High School District / 226,354 |
| 552. | 3.31 | Rocklin Unified School District / 57,378 |
| 553. | 3.31 | Folsom-Cordova Unified School District / 122,457 |
| 554. | 3.30 | Piner-Olivet Union Elementary School District / 15,043 |
| 555. | 3.30 | Roseville City Elementary School District / 84,101 |
| 556. | 3.30 | Johnstonville Elementary School District / 1,069 |
| 557. | 3.30 | Fremont Union High School District / 225,673 |
| 558. | 3.30 | San Ramon Valley Unified School District / 142,710 |
| 559. | 3.29 | Orick Elementary School District / 325 |
| 560. | 3.29 | Millbrae Elementary School District / 24,624 |
| 561. | 3.29 | Winship Elementary School District / 588 |
| 562. | 3.29 | San Mateo-Foster City Elementary School District / 129,584 |
| 563. | 3.29 | Columbia Elementary School District / 9,888 |
| 564. | 3.29 | Red Bluff Union Elementary School District / 20,379 |
| 565. | 3.29 | Lucerne Elementary School District / 3,353 |
| 566. | 3.29 | McKittrick Elementary School District / 137 |
| 567. | 3.28 | Claremont Unified School District / 41,361 |
| 568. | 3.28 | Cascade Union Elementary School District / 14,922 |
| 569. | 3.28 | Castro Valley Unified School District / 49,611 |
| 570. | 3.28 | Bonsall Union Elementary School District / 16,544 |
| 571. | 3.28 | Bella Vista Elementary School District / 4,265 |
| 572. | 3.28 | Vacaville Unified School District / 77,239 |
| 573. | 3.28 | Capistrano Unified School District / 344,304 |
| 574. | 3.28 | Laguna Salada Union Elementary School District / 36,987 |
| 575. | 3.28 | Hillsborough City Elementary School District / 10,815 |
| 576. | 3.28 | Mountain Empire Unified School District / 9,872 |
| 577. | 3.27 | Gorman Elementary School District / 92 |
| 578. | 3.27 | Cupertino Union Elementary School District / 138,982 |
| 579. | 3.27 | Alameda City Unified School District / 74,023 |
| 580. | 3.27 | Mountain Valley Unified School District / 3,131 |
| 581. | 3.27 | Acton-Agua Dulce Unified School District / 11,500 |
| 582. | 3.27 | Desert Sands Unified School District / 178,240 |
| 583. | 3.27 | Igo, Ono, Platina Union Elementary School District / 844 |
| 584. | 3.27 | Ballard Elementary School District / 1,548 |
| 585. | 3.26 | Browns Elementary School District / 837 |
| 586. | 3.26 | Lincoln Unified School District / 42,057 |
| 587. | 3.26 | Dublin Unified School District / 45,378 |
| 588. | 3.26 | Kings River-Hardwick Union Elementary School District / 2,689 |
| 589. | 3.26 | Arcohe Union Elementary School District / 4,876 |
| 590. | 3.26 | McKinleyville Union Elementary School District / 17,228 |
| 591. | 3.26 | Hornbrook Elementary School District / 716 |
| 592. | 3.26 | San Marino Unified School District / 14,983 |
| 593. | 3.26 | Middletown Unified School District / 10,715 |
| 594. | 3.25 | Elverta Joint Elementary School District / 2,703 |
| 594. | 3.25 | Twin Rivers Unified School District in Elverta / 2,703 |
| 596. | 3.25 | Mission Union Elementary School District / 299 |
| 597. | 3.25 | Anderson Union High School District / 38,757 |
| 598. | 3.25 | Torrance Unified School District / 145,025 |
| 599. | 3.25 | Orcutt Union Elementary School District / 36,669 |
| 600. | 3.25 | Lucia Mar Unified School District / 76,370 |
| 601. | 3.25 | Petaluma Joint Union High School District / 73,871 |
| 602. | 3.24 | Name N/A / 100,971 |
| 603. | 3.24 | Union Elementary School District / 44,101 |
| 604. | 3.24 | Lagunita Elementary School District / 364 |
| 605. | 3.24 | Sierra Sands Unified School District / 34,594 |
| 606. | 3.24 | Campbell Union High School District / 222,188 |
| 607. | 3.24 | Gratton Elementary School District / 511 |
| 608. | 3.24 | Santa Cruz City High School District / 90,993 |
| 609. | 3.24 | Name N/A / 224 |
| 609. | 3.24 | Mountain House Elementary School District / 224 |
| 611. | 3.23 | Manhattan Beach Unified School District / 35,226 |
| 612. | 3.23 | Newport-Mesa Unified School District / 195,733 |
| 613. | 3.23 | Loomis Union Elementary School District / 19,284 |
| 614. | 3.23 | Oak Park Unified School District / 14,515 |
| 615. | 3.23 | Trinity Alps Unified School District / 3,793 |
| 616. | 3.23 | Irvine Unified School District / 188,435 |
| 617. | 3.23 | Rescue Union Elementary School District / 35,353 |
| 618. | 3.23 | Spencer Valley Elementary School District / 652 |
| 619. | 3.22 | San Rafael City Elementary School District / 54,633 |
| 620. | 3.22 | Rio Dell Elementary School District / 3,388 |
| 621. | 3.22 | Eureka City Unified School District / 34,510 |
| 622. | 3.22 | Island Union Elementary School District / 1,456 |
| 623. | 3.22 | San Miguel Joint Union Elementary School District / 5,941 |
| 624. | 3.22 | Kneeland Elementary School District / 437 |
| 625. | 3.22 | Lake Tahoe Unified School District / 29,037 |
| 626. | 3.22 | Maxwell Unified School District / 1,461 |
| 627. | 3.21 | Cloverdale Unified School District / 10,554 |
| 628. | 3.21 | Morongo Unified School District / 69,964 |
| 629. | 3.21 | Santa Cruz City Elementary School District / 62,744 |
| 630. | 3.21 | Chawanakee Unified School District / 4,401 |
| 631. | 3.21 | Fortuna Union High School District / 21,909 |
| 632. | 3.21 | Kelseyville Unified School District / 12,793 |
| 633. | 3.20 | Eureka Union Elementary School District / 28,047 |
| 634. | 3.20 | Ross Elementary School District / 2,362 |
| 635. | 3.20 | Cambrian Elementary School District / 30,344 |
| 636. | 3.20 | Fort Bragg Unified School District / 14,180 |
| 637. | 3.20 | Red Bluff Joint Union High School District / 42,745 |
| 638. | 3.20 | Buckeye Union Elementary School District / 36,465 |
| 639. | 3.20 | Sierra Unified School District / 9,352 |
| 640. | 3.20 | Midway Elementary School District / 489 |
| 641. | 3.19 | Beverly Hills Unified School District / 34,211 |
| 642. | 3.19 | Orinda Union Elementary School District / 17,832 |
| 643. | 3.19 | Round Valley Unified School District / 2,642 |
| 644. | 3.19 | Las Virgenes Unified School District / 63,969 |
| 645. | 3.19 | North Cow Creek Elementary School District / 1,632 |
| 646. | 3.19 | Piedmont City Unified School District / 10,699 |
| 647. | 3.19 | Cabrillo Unified School District / 24,045 |
| 648. | 3.19 | Petaluma City Elementary School District / 31,369 |
| 649. | 3.19 | Fruitvale Elementary School District / 18,872 |
| 650. | 3.19 | Shasta Union High School District / 102,408 |
| 651. | 3.19 | Dehesa Elementary School District / 1,887 |
| 652. | 3.18 | Paso Robles Joint Unified School District / 39,587 |
| 653. | 3.18 | Campbell Union Elementary School District / 94,377 |
| 654. | 3.18 | Bishop Union Elementary School District / 11,994 |
| 655. | 3.18 | Evergreen Union Elementary School District / 8,926 |
| 656. | 3.18 | Meridian Elementary School District / 772 |
| 657. | 3.18 | Blue Lake Union Elementary School District / 2,568 |
| 658. | 3.18 | Canyon Elementary School District / 125 |
| 659. | 3.18 | Capay Joint Union Elementary School District / 948 |
| 660. | 3.18 | South Pasadena Unified School District / 25,603 |
| 661. | 3.18 | Encinitas Union Elementary School District / 69,993 |
| 662. | 3.17 | Willits Unified School District / 12,333 |
| 663. | 3.17 | Davis Joint Unified School District / 76,117 |
| 664. | 3.17 | San Dieguito Union High School District / 164,505 |
| 665. | 3.17 | Carpinteria Unified School District / 17,714 |
| 666. | 3.16 | Carlsbad Unified School District / 71,493 |
| 667. | 3.16 | El Segundo Unified School District / 16,678 |
| 668. | 3.16 | Burlingame Elementary School District / 30,092 |
| 669. | 3.16 | Menlo Park City Elementary School District / 26,584 |
| 670. | 3.16 | Bishop Joint Union High School District / 13,527 |
| 671. | 3.16 | Tehachapi Unified School District / 35,806 |
| 672. | 3.15 | Mountain View Whisman Elementary School District / 65,349 |
| 673. | 3.15 | Liberty Elementary School District / 1,962 |
| 674. | 3.15 | Chico Unified School District / 107,070 |
| 675. | 3.15 | Del Mar Union Elementary School District / 41,029 |
| 676. | 3.15 | Northern Humboldt Union High School District / 45,838 |
| 677. | 3.15 | Orchard Elementary School District / 17,627 |
| 678. | 3.15 | Sonoma Valley Unified School District / 41,669 |
| 679. | 3.15 | San Juan Unified School District / 322,251 |
| 680. | 3.15 | Howell Mountain Elementary School District / 3,661 |
| 681. | 3.15 | Bridgeville Elementary School District / 413 |
| 682. | 3.15 | Benicia Unified School District / 27,180 |
| 683. | 3.14 | Mesa Union Elementary School District / 4,085 |
| 684. | 3.14 | Scotia Union Elementary School District / 1,330 |
| 685. | 3.14 | Banning Unified School District / 32,635 |
| 686. | 3.14 | Yreka Union Elementary School District / 9,959 |
| 687. | 3.14 | Mother Lode Union Elementary School District / 15,356 |
| 688. | 3.14 | Templeton Unified School District / 10,608 |
| 689. | 3.14 | Byron Union Elementary School District / 14,234 |
| 690. | 3.14 | Placerville Union Elementary School District / 15,286 |
| 691. | 3.14 | Ferndale Unified School District / 3,065 |
| 692. | 3.14 | El Dorado Union High School District / 137,610 |
| 693. | 3.13 | Solana Beach Elementary School District / 36,715 |
| 694. | 3.13 | Cuddeback Union Elementary School District / 799 |
| 695. | 3.13 | Healdsburg Unified School District / 14,863 |
| 696. | 3.13 | Culver City Unified School District / 39,119 |
| 697. | 3.13 | Rim of the World Unified School District / 24,507 |
| 698. | 3.13 | Hughes-Elizabeth Lakes Union Elementary School District / 3,606 |
| 699. | 3.13 | Alpine Union Elementary School District / 17,730 |
| 700. | 3.13 | Mountain View-Los Altos Union School District / 106,307 |
| 701. | 3.13 | Redding Elementary School District / 34,470 |
| 702. | 3.13 | Fortuna Union Elementary School District / 7,050 |
| 703. | 3.13 | Martinez Unified School District / 28,496 |
| 704. | 3.12 | Pacheco Union Elementary School District / 8,870 |
| 705. | 3.12 | Western Placer Unified School District / 49,697 |
| 706. | 3.12 | Bonny Doon Union Elementary School District / 3,089 |
| 707. | 3.12 | Scotts Valley Unified School District / 18,086 |
| 708. | 3.12 | Los Gatos Union Elementary School District / 28,000 |
| 709. | 3.12 | Palos Verdes Peninsula Unified School District / 61,037 |
| 710. | 3.12 | Pope Valley Union Elementary School District / 911 |
| 711. | 3.12 | Ojai Unified School District / 21,976 |
| 712. | 3.12 | San Rafael City High School District / 76,224 |
| 713. | 3.12 | Pacific Union Elementary School District / 5,186 |
| 714. | 3.11 | Gateway Unified School District / 29,088 |
| 715. | 3.11 | Happy Valley Union Elementary School District / 5,785 |
| 716. | 3.11 | Soquel Elementary School District / 26,645 |
| 716. | 3.11 | Santa Cruz City High School District (9-12) in Soquel / 26,645 |
| 718. | 3.11 | Arcata Elementary School District / 13,977 |
| 719. | 3.10 | Bear Valley Unified School District / 17,732 |
| 720. | 3.10 | Santa Ynez Valley Union High School District / 20,676 |
| 721. | 3.10 | Santa Clara Elementary School District / 146 |
| 722. | 3.10 | Vista del Mar Union Elementary School District / 385 |
| 723. | 3.10 | Los Altos Elementary School District / 40,958 |
| 724. | 3.10 | Tahoe-Truckee Joint Unified School District / 29,891 |
| 725. | 3.10 | Los Gatos-Saratoga Joint Union School District / 54,178 |
| 726. | 3.10 | Rancho Santa Fe Elementary School District / 5,242 |
| 727. | 3.09 | Albany City Unified School District / 18,493 |
| 728. | 3.09 | Lakeside Joint Elementary School District / 2,875 |
| 729. | 3.09 | Las Lomitas Elementary School District / 11,886 |
| 730. | 3.09 | Manchester Union Elementary School District / 796 |
| 731. | 3.09 | Soulsbyville Elementary School District / 4,042 |
| 732. | 3.09 | Reeds Creek Elementary School District / 1,388 |
| 733. | 3.09 | Lone Pine Unified School District / 2,716 |
| 734. | 3.09 | Saratoga Union Elementary School District / 19,684 |
| 735. | 3.09 | Palo Alto Unified School District / 80,846 |
| 736. | 3.08 | El Tejon Unified School District / 7,763 |
| 737. | 3.08 | Cienega Union Elementary School District / 163 |
| 738. | 3.08 | San Carlos Elementary School District / 26,466 |
| 739. | 3.08 | West Side Union Elementary School District / 1,005 |
| 740. | 3.08 | Lafayette Elementary School District / 26,580 |
| 741. | 3.08 | San Lorenzo Valley Unified School District / 24,323 |
| 742. | 3.07 | Pioneer Union Elementary School District / 4,399 |
| 743. | 3.07 | Elkins Elementary School District / 256 |
| 744. | 3.07 | Konocti Unified School District / 22,344 |
| 745. | 3.07 | Helendale Elementary School District / 5,981 |
| 746. | 3.07 | Novato Unified School District / 58,662 |
| 747. | 3.07 | Big Lagoon Union Elementary School District / 447 |
| 748. | 3.07 | Montague Elementary School District / 2,097 |
| 749. | 3.06 | Junction Elementary School District / 4,222 |
| 750. | 3.06 | Belmont-Redwood Shores Elementary School District / 40,889 |
| 751. | 3.06 | Laytonville Unified School District / 2,553 |
| 752. | 3.06 | Julian Union High School District / 4,340 |
| 753. | 3.06 | College Elementary School District / 5,761 |
| 754. | 3.06 | Hope Elementary School District / 15,046 |
| 755. | 3.06 | Lincoln Elementary School District / 167 |
| 756. | 3.06 | Mountain Elementary School District / 1,404 |
| 757. | 3.05 | Sonora Elementary School District / 9,230 |
| 758. | 3.05 | Huntington Beach City Elementary School District / 83,451 |
| 759. | 3.05 | Mark West Union Elementary School District / 15,112 |
| 760. | 3.05 | Larkspur Elementary School District / 14,268 |
| 761. | 3.05 | Curtis Creek Elementary School District / 9,814 |
| 762. | 3.05 | Modoc Joint Unified School District / 6,069 |
| 763. | 3.05 | Eastern Sierra Unified School District / 3,824 |
| 764. | 3.05 | Gravenstein Union Elementary School District / 5,993 |
| 765. | 3.04 | Redondo Beach Unified School District / 66,800 |
| 766. | 3.04 | Hermosa Beach City Elementary School District / 19,535 |
| 767. | 3.04 | Fieldbrook Elementary School District / 937 |
| 768. | 3.04 | Lassen Union High School District / 26,740 |
| 769. | 3.04 | Oak Grove Union Elementary School District / 4,690 |
| 770. | 3.04 | Placer Union High School District / 86,104 |
| 771. | 3.04 | Lagunitas Elementary School District / 3,928 |
| 772. | 3.04 | Los Molinos Unified School District / 3,582 |
| 773. | 3.04 | Flournoy Union Elementary School District / 208 |
| 774. | 3.03 | Montecito Union Elementary School District / 5,869 |
| 775. | 3.03 | Ready Springs Union Elementary School District / 5,187 |
| 776. | 3.03 | Julian Union Elementary School District / 3,688 |
| 777. | 3.03 | Gold Oak Union Elementary School District / 9,322 |
| 778. | 3.03 | Cinnabar Elementary School District / 2,365 |
| 779. | 3.02 | Rincon Valley Union Elementary School District / 38,606 |
| 780. | 3.02 | Sierra-Plumas Joint Unified School District / 3,749 |
| 781. | 3.02 | Freshwater Elementary School District / 2,553 |
| 782. | 3.02 | Auburn Union Elementary School District / 34,141 |
| 783. | 3.02 | Ophir Elementary School District / 1,743 |
| 784. | 3.02 | Big Creek Elementary School District / 537 |
| 785. | 3.02 | Calistoga Joint Unified School District / 6,908 |
| 786. | 3.02 | Pioneer Union Elementary School District / 1,263 |
| 787. | 3.02 | Big Pine Unified School District / 1,812 |
| 788. | 3.02 | Weed Union Elementary School District / 3,714 |
| 789. | 3.02 | Willow Grove Union Elementary School District / 237 |
| 790. | 3.01 | Pleasant Valley Joint Union Elementary School District / 799 |
| 791. | 3.01 | Susanville Elementary School District / 12,967 |
| 792. | 3.01 | Ackerman Elementary School District / 2,421 |
| 793. | 3.01 | Reed Union Elementary School District / 13,457 |
| 794. | 3.00 | Dunham Elementary School District / 801 |
| 795. | 3.00 | Atascadero Unified School District / 35,958 |
| 796. | 3.00 | Latrobe Elementary School District / 2,965 |
| 797. | 3.00 | Bennett Valley Union Elementary School District / 9,370 |
| 798. | 3.00 | Colfax Elementary School District / 5,616 |
| 799. | 3.00 | Loma Prieta Joint Union Elementary School District / 3,619 |
| 800. | 2.99 | Clear Creek Elementary School District / 1,784 |
| 801. | 2.99 | Janesville Union Elementary School District / 3,419 |
| 802. | 2.99 | Manton Joint Union Elementary School District / 347 |
| 803. | 2.99 | Berkeley Unified School District / 112,507 |
| 804. | 2.99 | Ross Valley Elementary School District / 23,265 |
| 805. | 2.99 | Calaveras Unified School District / 27,066 |
| 806. | 2.99 | Yreka Union High School District / 17,804 |
| 807. | 2.99 | Newcastle Elementary School District / 2,520 |
| 808. | 2.99 | Los Alamitos Unified School District / 48,887 |
| 809. | 2.98 | Acalanes Union High School District / 109,096 |
| 810. | 2.98 | Monte Rio Union Elementary School District / 1,845 |
| 811. | 2.98 | Mill Valley Elementary School District / 31,735 |
| 812. | 2.98 | Yosemite Unified School District in Bass Lake / 11,575 |
| 812. | 2.98 | Bass Lake Joint Union Elementary School District / 11,575 |
| 814. | 2.98 | La Honda-Pescadero Unified School District / 3,641 |
| 815. | 2.98 | Moraga Elementary School District / 16,287 |
| 816. | 2.97 | Placer Hills Union Elementary School District / 13,309 |
| 817. | 2.97 | Durham Unified School District / 5,382 |
| 818. | 2.97 | Lakeport Unified School District / 10,612 |
| 819. | 2.97 | Snelling-Merced Falls Union Elementary School District / 516 |
| 820. | 2.96 | Liberty Elementary School District / 1,765 |
| 821. | 2.96 | Tamalpais Union High School District / 113,359 |
| 822. | 2.96 | Fort Sage Unified School District / 2,998 |
| 823. | 2.96 | Antelope Elementary School District / 4,020 |
| 824. | 2.96 | Black Oak Mine Unified School District / 13,176 |
| 825. | 2.96 | Round Valley Joint Elementary School District / 1,533 |
| 826. | 2.96 | Little Shasta Elementary School District / 370 |
| 827. | 2.95 | Garfield Elementary School District / 408 |
| 828. | 2.95 | Sonora Union High School District / 40,246 |
| 829. | 2.95 | Mark Twain Union Elementary School District / 9,638 |
| 830. | 2.95 | Roberts Ferry Union Elementary School District / 423 |
| 831. | 2.95 | Jacoby Creek Elementary School District / 2,761 |
| 832. | 2.95 | Pollock Pines Elementary School District / 8,351 |
| 833. | 2.95 | Sebastopol Union Elementary School District / 11,926 |
| 834. | 2.94 | Upper Lake Union High School District / 7,896 |
| 835. | 2.94 | Nicasio Elementary School District / 534 |
| 836. | 2.94 | Pine Ridge Elementary School District / 939 |
| 837. | 2.94 | Sequoia Union Elementary School District / 1,863 |
| 838. | 2.93 | Pleasant Ridge Union Elementary School District / 21,577 |
| 839. | 2.93 | Needles Unified School District / 6,577 |
| 840. | 2.93 | Twin Ridges Elementary School District / 2,048 |
| 841. | 2.93 | Coronado Unified School District / 22,464 |
| 842. | 2.93 | Santa Monica-Malibu Unified School District / 109,336 |
| 843. | 2.93 | Bend Elementary School District / 1,000 |
| 844. | 2.92 | Fort Ross Elementary School District / 556 |
| 845. | 2.92 | Gold Trail Union Elementary School District / 5,950 |
| 846. | 2.92 | Whitmore Union Elementary School District / 855 |
| 847. | 2.92 | Big Valley Joint Unified School District / 1,739 |
| 848. | 2.92 | Guerneville Elementary School District / 4,752 |
| 849. | 2.91 | Springville Union Elementary School District / 3,359 |
| 850. | 2.91 | Kentfield Elementary School District / 11,420 |
| 851. | 2.91 | Southern Trinity Joint Unified School District / 882 |
| 852. | 2.91 | Camino Union Elementary School District / 3,892 |
| 853. | 2.91 | Shasta Union Elementary School District / 2,324 |
| 854. | 2.91 | Paradise Unified School District / 39,320 |
| 855. | 2.91 | Southside Elementary School District / 1,880 |
| 856. | 2.90 | West Sonoma County Union High School District / 47,348 |
| 857. | 2.90 | Happy Camp Union Elementary School District / 1,388 |
| 858. | 2.90 | Knights Ferry Elementary School District / 501 |
| 859. | 2.90 | Plum Valley Elementary School District / 444 |
| 860. | 2.89 | Dixie Elementary School District / 21,591 |
| 861. | 2.89 | Portola Valley Elementary School District / 6,305 |
| 862. | 2.89 | Lassen View Union Elementary School District / 2,563 |
| 863. | 2.89 | South Fork Union Elementary School District / 3,787 |
| 864. | 2.88 | Lewiston Elementary School District / 1,989 |
| 864. | 2.88 | Trinity Alps Unified School District in Lewiston / 1,989 |
| 866. | 2.88 | River Delta Joint Unified School District / 14,342 |
| 867. | 2.88 | Grass Valley Elementary School District / 23,583 |
| 868. | 2.88 | Nevada Joint Union High School District / 81,969 |
| 869. | 2.88 | Castle Rock Union Elementary School District / 363 |
| 870. | 2.88 | Columbia Union Elementary School District / 6,867 |
| 871. | 2.87 | Raymond-Knowles Union Elementary School District / 1,170 |
| 871. | 2.87 | Yosemite Unified School District in Raymond-Knowles / 1,170 |
| 873. | 2.87 | Westwood Unified School District / 1,620 |
| 874. | 2.87 | St. Helena Unified School District / 10,063 |
| 875. | 2.87 | Cold Spring Elementary School District / 3,201 |
| 876. | 2.87 | Butte Valley Unified School District / 1,940 |
| 877. | 2.87 | Mariposa County Unified School District / 17,962 |
| 878. | 2.86 | Twin Hills Union Elementary School District / 5,338 |
| 879. | 2.86 | Amador County Unified School District / 37,764 |
| 880. | 2.86 | Wilmar Union Elementary School District / 3,121 |
| 881. | 2.85 | Caliente Union Elementary School District / 949 |
| 882. | 2.85 | San Luis Coastal Unified School District / 89,764 |
| 883. | 2.85 | Foresthill Union Elementary School District / 5,594 |
| 884. | 2.84 | Walnut Creek Elementary School District / 48,272 |
| 885. | 2.83 | Hydesville Elementary School District / 1,277 |
| 886. | 2.83 | Chicago Park Elementary School District / 1,231 |
| 887. | 2.83 | Pleasant Valley Elementary School District / 8,254 |
| 888. | 2.82 | Solvang Elementary School District / 5,872 |
| 889. | 2.82 | Bolinas-Stinson Union Elementary School District / 1,633 |
| 890. | 2.82 | Dunsmuir Joint Union High School District / 2,492 |
| 891. | 2.81 | Los Olivos Elementary School District / 1,595 |
| 892. | 2.81 | Cutten Elementary School District / 4,775 |
| 893. | 2.81 | Carmel Unified School District / 22,883 |
| 894. | 2.81 | Burnt Ranch Elementary School District / 748 |
| 894. | 2.81 | Trinity Alps Unified School District in Burnt Ranch / 748 |
| 896. | 2.81 | Southern Humboldt Joint Unified School District / 6,903 |
| 897. | 2.81 | Belleview Elementary School District / 1,546 |
| 898. | 2.81 | Dunsmuir Elementary School District / 2,129 |
| 899. | 2.80 | Forestville Union Elementary School District / 7,100 |
| 900. | 2.80 | Stony Creek Joint Unified School District / 721 |
| 901. | 2.79 | Black Butte Union Elementary School District / 4,207 |
| 902. | 2.79 | Scott Valley Unified School District / 5,059 |
| 903. | 2.79 | Kernville Union Elementary School District / 9,828 |
| 904. | 2.78 | Nevada City Elementary School District / 15,874 |
| 905. | 2.78 | Washington Union Elementary School District / 6,283 |
| 906. | 2.78 | Shoreline Unified School District / 5,654 |
| 907. | 2.78 | Mendocino Unified School District / 5,942 |
| 908. | 2.78 | Richmond Elementary School District / 989 |
| 909. | 2.78 | Borrego Springs Unified School District / 2,610 |
| 910. | 2.78 | Summerville Elementary School District / 4,229 |
| 911. | 2.78 | Fall River Joint Unified School District / 7,131 |
| 912. | 2.77 | Siskiyou Union High School District / 16,117 |
| 913. | 2.77 | Union Hill Elementary School District / 2,431 |
| 914. | 2.77 | Pacific Grove Unified School District / 18,103 |
| 915. | 2.76 | Mount Shasta Union Elementary School District / 7,252 |
| 916. | 2.76 | Klamath River Union Elementary School District / 587 |
| 917. | 2.76 | Mount Baldy Joint Elementary School District / 267 |
| 918. | 2.76 | Sunol Glen Unified School District / 876 |
| 919. | 2.75 | French Gulch-Whiskeytown Elementary School District / 404 |
| 920. | 2.75 | Mattole Unified School District / 426 |
| 920. | 2.75 | Delphic Elementary School District / 117 |
| 922. | 2.75 | Alta-Dutch Flat Union Elementary School District / 1,476 |
| 923. | 2.75 | Upper Lake Union Elementary School District / 4,543 |
| 924. | 2.74 | Bret Harte Union High School District / 18,441 |
| 925. | 2.73 | Warner Unified School District / 1,721 |
| 926. | 2.72 | Coast Unified School District / 7,103 |
| 927. | 2.72 | Summerville Union High School District / 9,791 |
| 928. | 2.72 | Jamestown Elementary School District / 8,747 |
| 929. | 2.72 | Montgomery Elementary School District / 681 |
| 930. | 2.71 | Laguna Beach Unified School District / 28,692 |
| 931. | 2.71 | Trinidad Union Elementary School District / 1,698 |
| 932. | 2.71 | Plumas Unified School District / 19,340 |
| 933. | 2.70 | Pacific Unified School District / 359 |
| 934. | 2.69 | Blake Elementary School District / 213 |
| 935. | 2.69 | Emery Unified School District / 9,969 |
| 936. | 2.68 | Linns Valley-Poso Flat Union School District / 686 |
| 937. | 2.68 | Twain Harte-Long Barn Union Elementary School District / 5,562 |
| 938. | 2.68 | McCloud Union Elementary School District / 1,543 |
| 939. | 2.68 | Bradley Union Elementary School District / 550 |
| 940. | 2.68 | Bitterwater-Tully Union Elementary School District / 88 |
| 941. | 2.67 | Sausalito Elementary School District / 10,757 |
| 942. | 2.67 | Golden Feather Union Elementary School District / 2,419 |
| 943. | 2.67 | Indian Diggings Elementary School District / 111 |
| 944. | 2.66 | Harmony Union Elementary School District / 4,467 |
| 945. | 2.66 | Bogus Elementary School District / 396 |
| 946. | 2.66 | Forks of Salmon Elementary School District / 248 |
| 946. | 2.66 | Scott Valley Unified School District in Forks of Salmon / 248 |
| 948. | 2.66 | Three Rivers Union Elementary School District / 2,291 |
| 949. | 2.66 | Oak Run Elementary School District / 525 |
| 950. | 2.66 | Camptonville Elementary School District / 600 |
| 951. | 2.65 | Big Springs Union Elementary School District / 1,560 |
| 952. | 2.64 | Hot Springs Elementary School District / 321 |
| 953. | 2.64 | Willow Creek Elementary School District / 644 |
| 954. | 2.63 | Arena Union Elementary School District / 2,818 |
| 955. | 2.63 | Name N/A / 525 |
| 956. | 2.63 | Big Oak Flat-Groveland Unified School District / 5,168 |
| 957. | 2.59 | Feather Falls Union Elementary School District / 475 |
| 958. | 2.59 | Surprise Valley Joint Unified School District / 3,233 |
| 959. | 2.59 | Kashia Elementary School District / 76 |
| 960. | 2.58 | Mineral Elementary School District / 234 |
| 961. | 2.58 | Silver Fork Elementary School District / 160 |
| 962. | 2.58 | Grenada Elementary School District / 1,002 |
| 963. | 2.58 | Point Arena Joint Union High School District / 4,685 |
| 964. | 2.57 | Butteville Union Elementary School District / 1,759 |
| 965. | 2.55 | Desert Center Unified School District / 2,407 |
| 966. | 2.55 | Indian Springs Elementary School District / 116 |
| 967. | 2.55 | Cayucos Elementary School District / 2,586 |
| 968. | 2.53 | Vallecito Union Elementary School District / 8,803 |
| 969. | 2.51 | Alexander Valley Union Elementary School District / 889 |
| 970. | 2.50 | Panoche Elementary School District / 127 |
| 971. | 2.45 | Mountain Union Elementary School District / 1,208 |
| 972. | 2.44 | Trinity Alps Unified School District in Cox Bar / 207 |
| 972. | 2.44 | Cox Bar Elementary School District / 207 |
| 972. | 2.44 | Maple Creek Elementary School District / 33 |
| 975. | 2.43 | Owens Valley Unified School District / 540 |
| 976. | 2.41 | Kenwood Elementary School District / 3,697 |
| 977. | 2.41 | Green Point Elementary School District / 155 |
| 978. | 2.39 | Gazelle Union Elementary School District / 356 |
| 979. | 2.37 | Trinity Alps Unified School District in Coffee Creek / 236 |
| 979. | 2.37 | Coffee Creek Elementary School District / 236 |
| 981. | 2.35 | Trinity Alps Unified School District in Trinity Center / 489 |
| 981. | 2.35 | Trinity Center Elementary School District / 489 |
| 983. | 2.33 | Junction Elementary School District / 130 |
| 984. | 2.20 | Seiad Elementary School District / 331 |
| 985. | 2.16 | Horicon Elementary School District / 995 |
| 986. | 2.15 | Death Valley Unified School District / 427 |
Please note that we only rank locations with 'Average Family Size' data. The rank above might not be a complete list. Locations without 'Average Family Size' data are not listed.
*ACS stands for U.S. Census American Community Survey. According to the U.S. Census, if the date is a range, you can interpret the data as an average of the period of time.
