| Rank | Average Family Size ▼ | School District / Population |
| 1. | 5.87 | Kiryas Joel Village Union Free School District / 21,201 |
| 2. | 5.06 | Piseco Common School District / 210 |
| 3. | 4.64 | Brentwood Union Free School District / 87,865 |
| 4. | 4.52 | Westbury Union Free School District / 26,356 |
| 5. | 4.47 | East Ramapo Central School District / 116,952 |
| 6. | 4.42 | Roosevelt Union Free School District / 18,187 |
| 7. | 4.39 | Uniondale Union Free School District / 42,919 |
| 8. | 4.34 | Central Islip Union Free School District / 39,305 |
| 9. | 4.30 | Wyandanch Union Free School District / 11,198 |
| 10. | 4.26 | Wells Central School District / 1,255 |
| 11. | 4.06 | Elmont Union Free School District / 54,636 |
| 12. | 4.02 | Hempstead Union Free School District / 44,273 |
| 13. | 4.02 | Valley Stream Union Free School District 30 / 18,268 |
| 14. | 3.97 | Copiague Union Free School District / 30,592 |
| 15. | 3.93 | Elmsford Union Free School District / 9,138 |
| 16. | 3.91 | Freeport Union Free School District / 40,266 |
| 17. | 3.91 | Sherman Central School District / 2,849 |
| 18. | 3.79 | Lawrence Union Free School District / 34,932 |
| 19. | 3.78 | Valley Stream Union Free School District 24 / 14,454 |
| 20. | 3.78 | Sewanhaka Central High School District / 125,240 |
| 21. | 3.77 | Amityville Union Free School District / 28,168 |
| 22. | 3.75 | Bay Shore Union Free School District / 35,375 |
| 23. | 3.75 | Valley Stream Central High School District / 61,099 |
| 24. | 3.72 | Port Chester-Rye Union Free School District / 32,326 |
| 25. | 3.70 | Fallsburg Central School District / 10,719 |
| 26. | 3.69 | Brookhaven-Comsewogue Union Free School District / 25,659 |
| 27. | 3.69 | Jasper-Troupsburg Central School District / 3,492 |
| 28. | 3.68 | Schenectady City School District / 66,055 |
| 29. | 3.68 | Brookfield Central School District / 1,618 |
| 30. | 3.68 | Malverne Union Free School District / 15,454 |
| 31. | 3.67 | Name N/A / 256,974 |
| 32. | 3.66 | West Hempstead Union Free School District / 16,015 |
| 33. | 3.66 | Island Trees Union Free School District / 16,159 |
| 34. | 3.66 | Inlet Common School District / 487 |
| 35. | 3.64 | Middle Country Central School District / 65,366 |
| 36. | 3.64 | New Hyde Park-Garden City Park Union Free School District / 23,437 |
| 37. | 3.63 | Franklin Square Union Free School District / 26,918 |
| 38. | 3.62 | Haverstraw-Stony Point Central School District / 48,417 |
| 39. | 3.60 | Baldwin Union Free School District / 33,433 |
| 40. | 3.60 | Lindenhurst Union Free School District / 41,605 |
| 41. | 3.60 | William Floyd Union Free School District / 49,959 |
| 42. | 3.59 | Coxsackie-Athens Central School District / 12,886 |
| 43. | 3.59 | Newburgh City School District / 66,767 |
| 44. | 3.59 | Ossining Union Free School District / 34,383 |
| 45. | 3.59 | Monroe-Woodbury Central School District / 36,628 |
| 46. | 3.59 | North Babylon Union Free School District / 30,066 |
| 47. | 3.59 | Wantagh Union Free School District / 17,991 |
| 48. | 3.58 | Fire Island Union Free School District / 459 |
| 49. | 3.57 | Valley Stream Union Free School District 13 / 28,377 |
| 50. | 3.57 | Plainedge Union Free School District / 20,087 |
| 51. | 3.57 | Middletown City School District / 41,245 |
| 52. | 3.57 | Pelham Union Free School District / 12,523 |
| 53. | 3.55 | Washingtonville Central School District / 23,978 |
| 54. | 3.55 | Pine Valley Central School District / 4,557 |
| 55. | 3.55 | Patchogue-Medford Union Free School District / 51,872 |
| 56. | 3.54 | North Bellmore Union Free School District / 26,585 |
| 57. | 3.54 | Deer Park Union Free School District / 25,545 |
| 58. | 3.54 | East Islip Union Free School District / 24,641 |
| 59. | 3.54 | New York City Department Of Education / 8,354,889 |
| 60. | 3.53 | Sachem Central School District / 83,350 |
| 61. | 3.53 | Glen Cove City School District / 27,161 |
| 62. | 3.53 | Massapequa Union Free School District / 47,800 |
| 63. | 3.53 | Center Moriches Union Free School District / 8,010 |
| 64. | 3.53 | Rocky Point Union Free School District / 18,570 |
| 65. | 3.52 | South Huntington Union Free School District / 39,314 |
| 66. | 3.52 | Heuvelton Central School District / 4,357 |
| 67. | 3.51 | Hicksville Union Free School District / 40,447 |
| 68. | 3.51 | Randolph Central School District / 6,663 |
| 69. | 3.50 | Mount Vernon City School District / 67,962 |
| 70. | 3.50 | West Babylon Union Free School District / 28,599 |
| 71. | 3.50 | Floral Park-Bellerose Union Free School District / 20,249 |
| 72. | 3.50 | Eastport-South Manor Central School District / 19,473 |
| 73. | 3.49 | Chappaqua Central School District / 16,780 |
| 74. | 3.49 | Byram Hills Central School District / 10,976 |
| 75. | 3.49 | Rye City School District / 14,872 |
| 76. | 3.49 | Huntington Union Free School District / 35,861 |
| 77. | 3.49 | Yonkers City School District / 198,654 |
| 78. | 3.49 | Elwood Union Free School District / 13,188 |
| 79. | 3.49 | Harborfields Central School District / 19,050 |
| 80. | 3.48 | Mount Pleasant Central School District / 13,151 |
| 81. | 3.48 | Hewlett-Woodmere Union Free School District / 19,628 |
| 82. | 3.48 | Briarcliff Manor Union Free School District / 7,951 |
| 83. | 3.48 | Scarsdale Union Free School District / 18,337 |
| 84. | 3.48 | Lake Pleasant Central School District / 815 |
| 85. | 3.48 | North Merrick Union Free School District / 13,575 |
| 86. | 3.47 | East Meadow Union Free School District / 51,552 |
| 87. | 3.47 | Port Jervis City School District / 17,794 |
| 88. | 3.47 | Valhalla Union Free School District / 10,130 |
| 89. | 3.47 | West Islip Union Free School District / 27,300 |
| 90. | 3.47 | Seaford Union Free School District / 16,415 |
| 91. | 3.46 | Half Hollow Hills Central School District / 47,849 |
| 92. | 3.46 | Carle Place Union Free School District / 9,846 |
| 93. | 3.46 | Levittown Union Free School District / 46,214 |
| 94. | 3.46 | Valley Central School District / 27,158 |
| 95. | 3.45 | Minisink Valley Central School District / 22,830 |
| 96. | 3.45 | South Country Central School District / 30,035 |
| 97. | 3.45 | Wallkill Central School District / 20,664 |
| 98. | 3.45 | Utica City School District / 61,852 |
| 99. | 3.45 | Sackets Harbor Central School District / 3,371 |
| 100. | 3.45 | Connetquot Central School District / 39,945 |
| 101. | 3.44 | Smithtown Central School District / 58,044 |
| 102. | 3.44 | Ardsley Union Free School District / 9,410 |
| 103. | 3.44 | Bronxville Union Free School District / 6,378 |
| 104. | 3.44 | Edgemont Union Free School District / 7,565 |
| 105. | 3.43 | Commack Union Free School District / 37,187 |
| 106. | 3.43 | Islip Union Free School District / 18,917 |
| 107. | 3.43 | Peekskill City School District / 23,875 |
| 108. | 3.43 | Ramapo Central School District / 28,386 |
| 109. | 3.43 | Bellmore-Merrick Central High School District / 69,881 |
| 110. | 3.43 | Mahopac Central School District / 26,974 |
| 111. | 3.41 | Poughkeepsie City School District / 30,716 |
| 112. | 3.41 | Clymer Central School District / 3,068 |
| 113. | 3.41 | Tioga Central School District / 6,326 |
| 114. | 3.41 | Farmingdale Union Free School District / 40,772 |
| 115. | 3.41 | Manhasset Union Free School District / 15,723 |
| 116. | 3.41 | Gananda Central School District / 6,149 |
| 117. | 3.41 | Fonda-Fultonville Central School District / 8,668 |
| 118. | 3.41 | Nanuet Union Free School District / 14,077 |
| 119. | 3.40 | Pocantico Hills Central School District / 4,828 |
| 120. | 3.40 | Scotia-Glenville Central School District / 18,637 |
| 121. | 3.40 | Altmar-Parish-Williamstown Central School District / 7,395 |
| 122. | 3.40 | Cornwall Central School District / 16,829 |
| 123. | 3.40 | Bellmore Union Free School District / 12,602 |
| 124. | 3.40 | Marathon Central School District / 4,567 |
| 125. | 3.40 | Hauppauge Union Free School District / 23,017 |
| 126. | 3.39 | Rochester City School District / 210,461 |
| 127. | 3.39 | Herricks Union Free School District / 24,452 |
| 128. | 3.39 | Clarkstown Central School District / 48,668 |
| 129. | 3.39 | Highland Falls Central School District / 12,327 |
| 130. | 3.39 | Mount Sinai Union Free School District / 12,822 |
| 131. | 3.39 | White Plains City School District / 57,505 |
| 132. | 3.39 | Newfield Central School District / 5,674 |
| 133. | 3.38 | Yorktown Central School District / 20,917 |
| 134. | 3.38 | Harrison Central School District / 27,822 |
| 135. | 3.38 | Nyack Union Free School District / 24,767 |
| 136. | 3.38 | Goshen Central School District / 18,501 |
| 137. | 3.38 | Rye Neck Union Free School District / 8,712 |
| 138. | 3.38 | Putnam Valley Central School District / 10,886 |
| 139. | 3.38 | Syracuse City School District / 144,648 |
| 140. | 3.38 | Great Neck Union Free School District / 45,249 |
| 141. | 3.38 | Rotterdam-Mohonasen Central School District / 20,553 |
| 142. | 3.37 | Mineola Union Free School District / 23,780 |
| 143. | 3.37 | Lynbrook Union Free School District / 17,881 |
| 144. | 3.37 | Roslyn Union Free School District / 17,914 |
| 145. | 3.37 | Riverhead Central School District / 41,129 |
| 146. | 3.37 | New Rochelle City School District / 78,476 |
| 147. | 3.36 | Pine Bush Central School District / 33,114 |
| 148. | 3.36 | Schalmont Central School District / 13,919 |
| 149. | 3.36 | Moriah Central School District / 4,814 |
| 150. | 3.36 | Carmel Central School District / 29,615 |
| 151. | 3.35 | Sayville Union Free School District / 17,688 |
| 152. | 3.35 | Miller Place Union Free School District / 14,663 |
| 153. | 3.35 | Pearl River Union Free School District / 15,305 |
| 154. | 3.35 | Liberty Central School District / 10,788 |
| 155. | 3.35 | Hoosic Valley Central School District / 7,327 |
| 156. | 3.35 | Mount Morris Central School District / 5,822 |
| 157. | 3.35 | Wappingers Central School District / 74,648 |
| 158. | 3.35 | East Williston Union Free School District / 8,483 |
| 159. | 3.34 | Garden City Union Free School District / 22,543 |
| 160. | 3.34 | Rockville Centre Union Free School District / 22,252 |
| 161. | 3.34 | Dobbs Ferry Union Free School District / 9,910 |
| 162. | 3.34 | Island Park Union Free School District / 8,646 |
| 163. | 3.34 | Monticello Central School District / 20,879 |
| 164. | 3.34 | Cold Spring Harbor Central School District / 7,931 |
| 165. | 3.34 | Bethpage Union Free School District / 18,587 |
| 166. | 3.34 | Amagansett Union Free School District / 1,527 |
| 167. | 3.34 | South Orangetown Central School District / 21,614 |
| 168. | 3.33 | Kings Park Central School District / 23,011 |
| 169. | 3.33 | Homer Central School District / 12,932 |
| 170. | 3.33 | Brewster Central School District / 22,698 |
| 171. | 3.33 | Babylon Union Free School District / 11,967 |
| 172. | 3.33 | Warwick Valley Central School District / 23,677 |
| 173. | 3.33 | Plainview-Old Bethpage Central School District / 29,054 |
| 174. | 3.32 | Pleasantville Union Free School District / 8,336 |
| 175. | 3.32 | Carthage Central School District / 19,300 |
| 176. | 3.32 | Albany City School District / 98,287 |
| 177. | 3.32 | Norwich City School District / 13,285 |
| 178. | 3.32 | Three Village Central School District / 46,932 |
| 179. | 3.32 | Katonah-Lewisboro Union Free School District / 18,350 |
| 180. | 3.32 | Tuckahoe Union Free School District / 7,871 |
| 181. | 3.32 | DeRuyter Central School District / 2,769 |
| 182. | 3.31 | Oceanside Union Free School District / 34,842 |
| 183. | 3.31 | Jericho Union Free School District / 16,979 |
| 184. | 3.31 | Longwood Central School District / 65,518 |
| 185. | 3.31 | Cortland City School District / 24,412 |
| 186. | 3.31 | Mamaroneck Union Free School District / 28,635 |
| 187. | 3.31 | Oneida City School District / 16,075 |
| 188. | 3.30 | Afton Central School District / 3,877 |
| 189. | 3.30 | Lakeland Central School District / 35,491 |
| 190. | 3.30 | East Rockaway Union Free School District / 9,070 |
| 191. | 3.30 | Fulton City School District / 20,084 |
| 192. | 3.30 | Greene Central School District / 7,238 |
| 193. | 3.30 | Port Washington Union Free School District / 31,145 |
| 194. | 3.30 | Sharon Springs Central School District / 2,024 |
| 195. | 3.30 | Arlington Central School District / 57,812 |
| 196. | 3.30 | Clyde-Savannah Central School District / 4,843 |
| 197. | 3.30 | Bayport-Blue Point Union Free School District / 13,242 |
| 198. | 3.30 | Cincinnatus Central School District / 3,590 |
| 199. | 3.29 | Springs Union Free School District / 5,855 |
| 200. | 3.29 | Marlboro Central School District / 12,777 |
| 201. | 3.28 | North Shore Central School District / 16,620 |
| 202. | 3.28 | Niskayuna Central School District / 22,944 |
| 203. | 3.28 | Hancock Central School District / 2,746 |
| 204. | 3.28 | Pawling Central School District / 8,653 |
| 205. | 3.28 | Phoenix Central School District / 11,564 |
| 206. | 3.27 | Lansingburgh Central School District / 17,198 |
| 207. | 3.27 | Syosset Central School District / 33,944 |
| 208. | 3.27 | Chester Union Free School District / 6,365 |
| 209. | 3.27 | Stockbridge Valley Central School District / 3,070 |
| 210. | 3.27 | Fort Plain Central School District / 5,382 |
| 211. | 3.26 | Addison Central School District / 7,357 |
| 212. | 3.26 | Morristown Central School District / 2,953 |
| 213. | 3.26 | Spencerport Central School District / 24,015 |
| 214. | 3.26 | Bedford Central School District / 29,116 |
| 215. | 3.25 | Central Square Central School District / 25,512 |
| 216. | 3.25 | Merrick Union Free School District / 17,119 |
| 217. | 3.25 | Northport-East Northport Union Free School District / 35,621 |
| 218. | 3.25 | Morrisville-Eaton Central School District / 6,324 |
| 219. | 3.25 | Florida Union Free School District / 4,715 |
| 220. | 3.24 | Lyndonville Central School District / 4,672 |
| 221. | 3.24 | Schuylerville Central School District / 9,916 |
| 222. | 3.24 | Oriskany Central School District / 4,907 |
| 223. | 3.24 | Beacon City School District / 27,012 |
| 224. | 3.24 | Northeast Central School District / 6,546 |
| 225. | 3.24 | Onondaga Central School District / 6,239 |
| 226. | 3.23 | Cazenovia Central School District / 10,839 |
| 227. | 3.23 | Prattsburgh Central School District / 3,331 |
| 228. | 3.23 | Salmon River Central School District / 7,520 |
| 229. | 3.23 | West Canada Valley Central School District / 4,935 |
| 230. | 3.23 | Ellenville Central School District / 13,050 |
| 231. | 3.23 | Dover Union Free School District / 10,431 |
| 232. | 3.23 | Hudson Falls Central School District / 15,670 |
| 233. | 3.23 | Green Island Union Free School District / 2,612 |
| 234. | 3.23 | LaFayette Central School District / 4,947 |
| 235. | 3.23 | Stamford Central School District / 2,964 |
| 236. | 3.23 | Holland Patent Central School District / 9,272 |
| 237. | 3.22 | Canajoharie Central School District / 6,327 |
| 238. | 3.22 | North Colonie Central School District / 40,010 |
| 239. | 3.22 | Binghamton City School District / 46,771 |
| 240. | 3.22 | Cato-Meridian Central School District / 5,982 |
| 241. | 3.22 | Irvington Union Free School District / 9,668 |
| 242. | 3.22 | Bethlehem Central School District / 28,297 |
| 243. | 3.22 | Sherburne-Earlville Central School District / 8,659 |
| 244. | 3.21 | Oyster Bay-East Norwich Central School District / 12,938 |
| 245. | 3.21 | North Salem Central School District / 7,540 |
| 246. | 3.21 | Catskill Central School District / 12,417 |
| 247. | 3.21 | McGraw Central School District / 3,508 |
| 248. | 3.21 | Spackenkill Union Free School District / 8,959 |
| 249. | 3.21 | North Collins Central School District / 4,092 |
| 250. | 3.21 | Averill Park Central School District / 19,382 |
| 251. | 3.21 | Oxford Academy and Central School District / 5,289 |
| 252. | 3.20 | Franklin Central School District / 2,265 |
| 253. | 3.20 | Corinth Central School District / 7,572 |
| 254. | 3.20 | The Tarrytowns Union Free School District / 19,430 |
| 255. | 3.20 | Canaseraga Central School District / 1,846 |
| 256. | 3.20 | Harpursville Central School District / 4,998 |
| 257. | 3.20 | New Paltz Central School District / 19,245 |
| 258. | 3.20 | Fabius-Pompey Central School District / 5,152 |
| 259. | 3.20 | Royalton-Hartland Central School District / 9,037 |
| 260. | 3.20 | Barker Central School District / 4,962 |
| 261. | 3.20 | Johnson City Central School District / 19,065 |
| 262. | 3.20 | Red Hook Central School District / 13,727 |
| 263. | 3.19 | Locust Valley Central School District / 15,447 |
| 264. | 3.19 | Cassadaga Valley Central School District / 7,283 |
| 265. | 3.19 | Crown Point Central School District / 1,814 |
| 266. | 3.19 | Saugerties Central School District / 20,505 |
| 267. | 3.19 | Starpoint Central School District / 18,462 |
| 268. | 3.19 | Solvay Union Free School District / 9,799 |
| 269. | 3.19 | Clarence Central School District / 28,344 |
| 270. | 3.19 | Eastchester Union Free School District / 18,488 |
| 271. | 3.19 | Mexico Central School District / 12,930 |
| 272. | 3.19 | Wilson Central School District / 8,395 |
| 273. | 3.18 | Georgetown-South Otselic Central School District / 2,209 |
| 274. | 3.18 | Akron Central School District / 9,715 |
| 275. | 3.18 | Niagara Falls City School District / 49,679 |
| 276. | 3.18 | Hoosick Falls Central School District / 8,322 |
| 277. | 3.18 | Lisbon Central School District / 4,408 |
| 278. | 3.18 | Waterloo Central School District / 11,979 |
| 279. | 3.18 | Niagara-Wheatfield Central School District / 27,628 |
| 280. | 3.18 | Blind Brook-Rye Union Free School District / 6,405 |
| 281. | 3.18 | Watertown City School District / 31,679 |
| 282. | 3.18 | Hastings-on-Hudson Union Free School District / 8,631 |
| 283. | 3.18 | Hendrick Hudson Central School District / 15,558 |
| 284. | 3.18 | Gloversville City School District / 19,351 |
| 285. | 3.18 | Hinsdale Central School District / 2,806 |
| 286. | 3.17 | Hannibal Central School District / 8,151 |
| 287. | 3.17 | Chittenango Central School District / 13,615 |
| 288. | 3.17 | Letchworth Central School District / 6,255 |
| 289. | 3.17 | Bradford Central School District / 2,063 |
| 290. | 3.17 | Jordan-Elbridge Central School District / 9,011 |
| 291. | 3.17 | North Syracuse Central School District / 60,246 |
| 292. | 3.17 | Medina Central School District / 10,582 |
| 293. | 3.17 | Name N/A / 6,035 |
| 294. | 3.17 | Friendship Central School District / 2,077 |
| 295. | 3.16 | Long Lake Central School District / 412 |
| 296. | 3.16 | East Moriches Union Free School District / 5,571 |
| 297. | 3.16 | Hilton Central School District / 26,684 |
| 298. | 3.16 | Kingston City School District / 52,069 |
| 299. | 3.16 | Amsterdam City School District / 25,346 |
| 300. | 3.16 | Germantown Central School District / 5,267 |
| 301. | 3.16 | Duanesburg Central School District / 4,917 |
| 302. | 3.16 | Buffalo City School District / 259,959 |
| 303. | 3.16 | Shoreham-Wading River Central School District / 12,274 |
| 304. | 3.15 | Hermon-DeKalb Central School District / 2,414 |
| 305. | 3.15 | Watervliet City School District / 11,030 |
| 306. | 3.15 | Adirondack Central School District / 8,344 |
| 307. | 3.15 | Owen D. Young Central School District / 1,634 |
| 308. | 3.15 | South Colonie Central School District / 39,752 |
| 309. | 3.15 | Tully Central School District / 5,955 |
| 310. | 3.15 | Greenwood Lake Union Free School District / 6,213 |
| 311. | 3.14 | Auburn City School District / 33,295 |
| 312. | 3.14 | Millbrook Central School District / 7,952 |
| 313. | 3.14 | Stillwater Central School District / 7,207 |
| 314. | 3.14 | Hyde Park Central School District / 33,008 |
| 315. | 3.14 | Rensselaer City School District / 9,700 |
| 316. | 3.14 | Andover Central School District / 2,052 |
| 317. | 3.14 | Hornell City School District / 10,552 |
| 318. | 3.14 | Unadilla Valley Central School District / 5,780 |
| 319. | 3.14 | Brushton-Moira Central School District / 5,087 |
| 320. | 3.13 | Marcellus Central School District / 10,632 |
| 321. | 3.13 | Norwood-Norfolk Central School District / 6,677 |
| 322. | 3.13 | Lackawanna City School District / 18,037 |
| 323. | 3.13 | Salamanca City School District / 7,572 |
| 324. | 3.13 | Croton-Harmon Union Free School District / 9,408 |
| 325. | 3.13 | Burnt Hills-Ballston Lake Central School District / 18,707 |
| 326. | 3.13 | Webster Central School District / 55,906 |
| 327. | 3.13 | Beaver River Central School District / 5,475 |
| 328. | 3.13 | Gouverneur Central School District / 11,006 |
| 329. | 3.13 | Susquehanna Valley Central School District / 10,636 |
| 330. | 3.13 | Fillmore Central School District / 4,966 |
| 331. | 3.13 | Port Byron Central School District / 6,287 |
| 332. | 3.12 | Westmoreland Central School District / 6,902 |
| 333. | 3.12 | Weedsport Central School District / 5,154 |
| 334. | 3.12 | Rondout Valley Central School District / 16,560 |
| 335. | 3.12 | Byron-Bergen Central School District / 7,171 |
| 336. | 3.12 | Ravena-Coeymans-Selkirk Central School District / 14,099 |
| 337. | 3.12 | Maine-Endwell Central School District / 16,096 |
| 338. | 3.12 | Menands Union Free School District / 3,704 |
| 339. | 3.12 | Ellicottville Central School District / 3,710 |
| 340. | 3.12 | Jamesville-DeWitt Central School District / 18,742 |
| 341. | 3.12 | Dundee Central School District / 6,180 |
| 342. | 3.12 | Mount Markham Central School District / 7,011 |
| 343. | 3.12 | Edmeston Central School District / 2,895 |
| 344. | 3.11 | Gowanda Central School District / 11,199 |
| 345. | 3.11 | General Brown Central School District / 8,905 |
| 346. | 3.11 | Windsor Central School District / 11,182 |
| 347. | 3.11 | South Glens Falls Central School District / 19,938 |
| 348. | 3.11 | Madrid-Waddington Central School District / 4,422 |
| 349. | 3.11 | Fayetteville-Manlius Central School District / 25,462 |
| 350. | 3.11 | Cobleskill-Richmondville Central School District / 13,816 |
| 351. | 3.11 | Wynantskill Union Free School District / 3,648 |
| 352. | 3.11 | Mechanicville City School District / 9,639 |
| 353. | 3.11 | Sandy Creek Central School District / 5,751 |
| 354. | 3.11 | Livonia Central School District / 10,931 |
| 355. | 3.11 | Granville Central School District / 7,365 |
| 356. | 3.11 | Galway Central School District / 7,354 |
| 357. | 3.11 | Tri-Valley Central School District / 6,137 |
| 358. | 3.11 | Pulaski Central School District / 5,748 |
| 359. | 3.11 | Warrensburg Central School District / 5,918 |
| 360. | 3.11 | Somers Central School District / 19,724 |
| 361. | 3.11 | Belfast Central School District / 2,517 |
| 362. | 3.10 | Roxbury Central School District / 2,588 |
| 363. | 3.10 | West Genesee Central School District / 31,592 |
| 364. | 3.10 | Indian Lake Central School District / 1,114 |
| 365. | 3.10 | Brockport Central School District / 27,212 |
| 366. | 3.10 | Potsdam Central School District / 15,411 |
| 367. | 3.10 | Hammond Central School District / 2,155 |
| 368. | 3.10 | Williamson Central School District / 6,480 |
| 369. | 3.10 | Rome City School District / 38,627 |
| 370. | 3.10 | Sauquoit Valley Central School District / 7,012 |
| 371. | 3.10 | East Quogue Union Free School District / 4,233 |
| 372. | 3.09 | South Jefferson Central School District / 11,436 |
| 373. | 3.09 | Gilbertsville-Mount Upton Central School District / 3,360 |
| 374. | 3.09 | Waterville Central School District / 5,806 |
| 375. | 3.09 | Worcester Central School District / 2,765 |
| 376. | 3.09 | Hampton Bays Union Free School District / 12,230 |
| 377. | 3.09 | Long Beach City School District / 38,860 |
| 378. | 3.09 | Remsen Central School District / 3,080 |
| 379. | 3.09 | Lancaster Central School District / 40,800 |
| 380. | 3.09 | Cairo-Durham Central School District / 9,661 |
| 381. | 3.09 | Saranac Central School District / 13,785 |
| 382. | 3.09 | Haldane Central School District / 5,445 |
| 383. | 3.09 | Phelps-Clifton Springs Central School District / 11,226 |
| 384. | 3.09 | Churchville-Chili Central School District / 27,523 |
| 385. | 3.08 | West Irondequoit Central School District / 24,111 |
| 386. | 3.08 | Hamilton Central School District / 6,774 |
| 387. | 3.08 | Greenville Central School District / 8,118 |
| 388. | 3.08 | Elmira Heights Central School District / 6,749 |
| 389. | 3.08 | Greece Central School District / 82,909 |
| 390. | 3.08 | Alexander Central School District / 5,558 |
| 391. | 3.08 | Ballston Spa Central School District / 27,883 |
| 392. | 3.08 | Copenhagen Central School District / 2,916 |
| 393. | 3.08 | Newfane Central School District / 10,267 |
| 394. | 3.08 | Alfred-Almond Central School District / 7,597 |
| 395. | 3.08 | Port Jefferson Union Free School District / 7,888 |
| 396. | 3.08 | Pittsford Central School District / 34,549 |
| 397. | 3.08 | Olean City School District / 15,511 |
| 398. | 3.08 | Avon Central School District / 7,101 |
| 399. | 3.07 | Penfield Central School District / 32,417 |
| 400. | 3.07 | Brasher Falls Central School District / 5,165 |
| 401. | 3.07 | Chenango Forks Central School District / 9,896 |
| 402. | 3.07 | Panama Central School District / 3,444 |
| 403. | 3.07 | Orchard Park Central School District / 32,141 |
| 404. | 3.07 | Whitney Point Central School District / 9,137 |
| 405. | 3.07 | Union Springs Central School District / 6,655 |
| 406. | 3.07 | Whitesboro Central School District / 25,723 |
| 407. | 3.07 | Sherrill City School District / 11,865 |
| 408. | 3.07 | Iroquois Central School District / 17,694 |
| 409. | 3.07 | Jamestown City School District / 32,254 |
| 410. | 3.07 | Grand Island Central School District / 20,580 |
| 411. | 3.07 | Guilderland Central School District / 36,518 |
| 412. | 3.06 | Westport Central School District / 1,443 |
| 413. | 3.06 | Frontier Central School District / 36,471 |
| 414. | 3.06 | South Kortright Central School District / 2,894 |
| 415. | 3.06 | Lyme Central School District / 2,608 |
| 416. | 3.06 | Hamburg Central School District / 25,718 |
| 417. | 3.06 | Kendall Central School District / 5,585 |
| 418. | 3.06 | West Valley Central School District / 2,339 |
| 419. | 3.06 | Camden Central School District / 12,928 |
| 420. | 3.06 | Batavia City School District / 18,421 |
| 421. | 3.06 | Poland Central School District / 4,379 |
| 422. | 3.06 | Glens Falls Common School District / 2,361 |
| 423. | 3.06 | Saratoga Springs City School District / 49,980 |
| 424. | 3.06 | Belleville Henderson Central School District / 3,801 |
| 425. | 3.06 | New York Mills Union Free School District / 5,117 |
| 426. | 3.06 | Liverpool Central School District / 50,839 |
| 427. | 3.06 | Newark Central School District / 15,280 |
| 428. | 3.06 | Tuxedo Union Free School District / 2,657 |
| 429. | 3.06 | Bath Central School District / 11,345 |
| 430. | 3.05 | South Seneca Central School District / 6,642 |
| 431. | 3.05 | Chatham Central School District / 9,379 |
| 432. | 3.05 | Penn Yan Central School District / 15,535 |
| 433. | 3.05 | Romulus Central School District / 5,593 |
| 434. | 3.05 | Sodus Central School District / 7,618 |
| 435. | 3.05 | Delhi Central School District / 7,892 |
| 436. | 3.05 | Queensbury Union Free School District / 22,342 |
| 437. | 3.05 | Gates-Chili Central School District / 33,289 |
| 438. | 3.05 | Pine Plains Central School District / 9,048 |
| 439. | 3.05 | Broadalbin-Perth Central School District / 11,286 |
| 440. | 3.05 | Troy City School District / 40,142 |
| 441. | 3.05 | Cleveland Hill Union Free School District / 11,266 |
| 442. | 3.05 | Genesee Valley Central School District at Angelica-Belmont / 4,421 |
| 443. | 3.05 | Elmira City School District / 48,479 |
| 444. | 3.04 | Indian River Central School District / 21,863 |
| 445. | 3.04 | Oakfield-Alabama Central School District / 5,575 |
| 446. | 3.04 | East Rochester Union Free School District / 8,992 |
| 447. | 3.04 | Trumansburg Central School District / 7,535 |
| 448. | 3.04 | Canastota Central School District / 9,749 |
| 449. | 3.04 | Alexandria Central School District / 4,010 |
| 450. | 3.04 | Owego-Apalachin Central School District / 14,475 |
| 451. | 3.04 | Clifton-Fine Central School District / 2,371 |
| 452. | 3.04 | Salem Central School District / 4,099 |
| 453. | 3.04 | North Rose-Wolcott Central School District / 8,994 |
| 454. | 3.04 | Victor Central School District / 23,137 |
| 455. | 3.04 | Kenmore-Tonawanda Union Free School District / 67,516 |
| 456. | 3.04 | Livingston Manor Central School District / 3,542 |
| 457. | 3.04 | Palmyra-Macedon Central School District / 12,603 |
| 458. | 3.04 | Elba Central School District / 2,809 |
| 459. | 3.04 | Garrison Union Free School District / 3,033 |
| 460. | 3.04 | Depew Union Free School District / 15,780 |
| 461. | 3.04 | Roscoe Central School District / 2,062 |
| 462. | 3.04 | Hunter-Tannersville Central School District / 3,833 |
| 463. | 3.03 | Lockport City School District / 35,389 |
| 464. | 3.03 | Greenburgh Central School District / 20,966 |
| 465. | 3.03 | Rush-Henrietta Central School District / 53,169 |
| 466. | 3.03 | Eden Central School District / 10,099 |
| 467. | 3.03 | Vestal Central School District / 31,893 |
| 468. | 3.03 | Evans-Brant Central School District / 17,855 |
| 469. | 3.03 | Cohoes City School District / 16,195 |
| 470. | 3.03 | Greenport Union Free School District / 4,513 |
| 471. | 3.03 | Canisteo-Greenwood Central School District / 5,969 |
| 472. | 3.03 | Fort Edward Union Free School District / 3,074 |
| 473. | 3.03 | Shenendehowa Central School District / 64,209 |
| 474. | 3.03 | Frankfort-Schuyler Central School District / 6,983 |
| 475. | 3.03 | Voorheesville Central School District / 7,160 |
| 476. | 3.03 | Silver Creek Central School District / 6,331 |
| 477. | 3.03 | Williamsville Central School District / 74,522 |
| 478. | 3.03 | Highland Central School District / 11,732 |
| 479. | 3.02 | Richfield Springs Central School District / 4,017 |
| 480. | 3.02 | Spencer-Van Etten Central School District / 6,061 |
| 481. | 3.02 | Southwestern Central School District / 9,320 |
| 482. | 3.02 | Campbell-Savona Central School District / 5,103 |
| 483. | 3.02 | Sidney Central School District / 7,838 |
| 484. | 3.02 | Franklinville Central School District / 4,381 |
| 485. | 3.02 | Charlotte Valley Central School District / 2,717 |
| 486. | 3.02 | Dryden Central School District / 12,972 |
| 487. | 3.02 | Sag Harbor Union Free School District / 6,957 |
| 488. | 3.02 | Moravia Central School District / 7,366 |
| 489. | 3.02 | Candor Central School District / 4,739 |
| 490. | 3.02 | Pavilion Central School District / 4,595 |
| 491. | 3.02 | Albion Central School District / 15,053 |
| 492. | 3.02 | East Syracuse-Minoa Central School District / 21,844 |
| 493. | 3.02 | South Lewis Central School District / 7,348 |
| 494. | 3.02 | Clinton Central School District / 12,050 |
| 495. | 3.02 | Parishville-Hopkinton Central School District / 2,868 |
| 496. | 3.02 | Westhampton Beach Union Free School District / 5,399 |
| 497. | 3.02 | Tuckahoe Common School District / 3,515 |
| 498. | 3.01 | Southern Cayuga Central School District / 6,545 |
| 499. | 3.01 | Waterford-Halfmoon Union Free School District / 5,700 |
| 500. | 3.01 | North Tonawanda City School District / 31,245 |
| 501. | 3.01 | Attica Central School District / 13,576 |
| 502. | 3.01 | Tonawanda City School District / 15,048 |
| 503. | 3.01 | Little Falls City School District / 7,387 |
| 504. | 3.01 | Cattaraugus-Little Valley Central School District / 6,467 |
| 505. | 3.01 | Alden Central School District / 13,622 |
| 506. | 3.01 | Jefferson Central School District / 1,944 |
| 507. | 3.01 | Kinderhook Central School District / 13,520 |
| 508. | 3.01 | Fort Ann Central School District / 5,929 |
| 509. | 3.00 | Dunkirk City School District / 13,712 |
| 510. | 3.00 | Fairport Central School District / 40,214 |
| 511. | 3.00 | Harrisville Central School District / 2,115 |
| 512. | 3.00 | Pembroke Central School District / 6,914 |
| 513. | 3.00 | Edwards-Knox Central School District / 3,122 |
| 514. | 3.00 | Schodack Central School District / 6,185 |
| 515. | 3.00 | Seneca Falls Central School District / 9,852 |
| 516. | 3.00 | East Hampton Union Free School District / 9,269 |
| 517. | 3.00 | North Greenbush Common School District / 1,810 |
| 517. | 3.00 | Otego-Unadilla Central School District / 6,686 |
| 519. | 3.00 | Walton Central School District / 6,561 |
| 520. | 3.00 | East Greenbush Central School District / 29,761 |
| 521. | 3.00 | Marion Central School District / 5,546 |
| 522. | 3.00 | Berne-Knox-Westerlo Central School District / 6,399 |
| 523. | 3.00 | Deposit Central School District / 3,996 |
| 524. | 3.00 | LaFargeville Central School District / 3,224 |
| 525. | 3.00 | Thousand Islands Central School District / 8,039 |
| 526. | 3.00 | Dolgeville Central School District / 5,270 |
| 527. | 2.99 | Downsville Central School District / 2,124 |
| 528. | 2.99 | Waverly Central School District / 9,610 |
| 529. | 2.99 | Malone Central School District / 19,738 |
| 530. | 2.99 | Canandaigua City School District / 26,377 |
| 531. | 2.99 | Rhinebeck Central School District / 9,769 |
| 532. | 2.99 | Wayland-Cohocton Central School District / 9,182 |
| 533. | 2.99 | Yorkshire-Pioneer Central School District / 15,914 |
| 534. | 2.99 | Lyons Central School District / 6,530 |
| 535. | 2.99 | Oswego City School District / 33,128 |
| 536. | 2.99 | West Seneca Central School District / 54,218 |
| 537. | 2.98 | Dansville Central School District / 10,073 |
| 538. | 2.98 | Wyoming Central School District / 1,586 |
| 539. | 2.98 | Baldwinsville Central School District / 35,697 |
| 540. | 2.98 | East Irondequoit Central School District / 27,483 |
| 541. | 2.98 | Elizabethtown-Lewis Central School District / 2,666 |
| 542. | 2.98 | AuSable Valley Central School District / 9,547 |
| 543. | 2.98 | Hadley-Luzerne Central School District / 6,521 |
| 544. | 2.98 | Taconic Hills Central School District / 12,112 |
| 545. | 2.98 | Westhill Central School District / 12,059 |
| 546. | 2.98 | Lansing Central School District / 7,352 |
| 547. | 2.98 | Canton Central School District / 12,038 |
| 548. | 2.98 | East Aurora Union Free School District / 13,010 |
| 549. | 2.98 | Manchester-Shortsville Central School District / 5,859 |
| 550. | 2.98 | Skaneateles Central School District / 9,033 |
| 551. | 2.97 | Madison Central School District / 3,339 |
| 552. | 2.97 | Holley Central School District / 7,774 |
| 553. | 2.97 | Schenevus Central School District / 2,456 |
| 554. | 2.97 | Ogdensburg City School District / 11,237 |
| 555. | 2.97 | Lowville Academy and Central School District / 8,445 |
| 556. | 2.97 | Springville-Griffith Institute Central School District / 12,991 |
| 557. | 2.97 | Groton Central School District / 5,937 |
| 558. | 2.97 | Falconer Central School District / 7,902 |
| 559. | 2.97 | Keene Central School District / 1,011 |
| 560. | 2.97 | Honeoye Falls-Lima Central School District / 13,460 |
| 561. | 2.96 | Wheatland-Chili Central School District / 5,953 |
| 562. | 2.96 | Amherst Central School District / 23,387 |
| 563. | 2.96 | Corning City School District / 34,681 |
| 564. | 2.96 | Brighton Central School District / 23,578 |
| 565. | 2.96 | Eldred Central School District / 5,061 |
| 566. | 2.96 | Name N/A / 15,077 |
| 567. | 2.96 | Johnsburg Central School District / 1,907 |
| 568. | 2.96 | Marcus Whitman Central School District / 10,031 |
| 569. | 2.96 | New Hartford Central School District / 16,802 |
| 570. | 2.96 | Southampton Union Free School District / 9,915 |
| 571. | 2.96 | Cheektowaga-Sloan Union Free School District / 11,267 |
| 572. | 2.96 | Brocton Central School District / 4,875 |
| 573. | 2.96 | Red Creek Central School District / 5,744 |
| 574. | 2.95 | Brunswick Central School District (Brittonkill) / 7,894 |
| 575. | 2.95 | Cuba-Rushford Central School District / 6,280 |
| 576. | 2.95 | Cheektowaga-Maryvale Union Free School District / 18,928 |
| 577. | 2.95 | Chateaugay Central School District / 3,397 |
| 578. | 2.95 | Mattituck-Cutchogue Union Free School District / 9,702 |
| 579. | 2.95 | Schoharie Central School District / 6,748 |
| 580. | 2.95 | Ithaca City School District / 67,173 |
| 581. | 2.95 | Holland Central School District / 6,745 |
| 582. | 2.95 | Northville Central School District / 2,966 |
| 583. | 2.94 | Berlin Central School District / 6,656 |
| 584. | 2.94 | Westfield Central School District / 5,104 |
| 585. | 2.94 | Sweet Home Central School District / 36,403 |
| 586. | 2.94 | Bloomfield Central School District / 6,612 |
| 587. | 2.94 | Perry Central School District / 6,004 |
| 588. | 2.94 | Avoca Central School District / 3,574 |
| 589. | 2.94 | Bridgehampton Union Free School District / 1,154 |
| 590. | 2.94 | Newcomb Central School District / 493 |
| 591. | 2.93 | Herkimer Central School District / 10,050 |
| 592. | 2.93 | Sullivan West Central School District / 11,023 |
| 593. | 2.93 | Oneonta City School District / 20,319 |
| 594. | 2.93 | Geneva City School District / 17,666 |
| 595. | 2.93 | Middleburgh Central School District / 6,035 |
| 596. | 2.93 | Whitehall Central School District / 4,840 |
| 597. | 2.93 | Le Roy Central School District / 8,306 |
| 598. | 2.93 | Warsaw Central School District / 6,392 |
| 599. | 2.92 | Gilboa-Conesville Central School District / 2,640 |
| 600. | 2.92 | Union-Endicott Central School District / 30,543 |
| 601. | 2.92 | Odessa-Montour Central School District / 5,501 |
| 602. | 2.92 | Peru Central School District / 12,781 |
| 603. | 2.92 | Naples Central School District / 5,326 |
| 604. | 2.92 | Windham-Ashland-Jewett Central School District / 3,026 |
| 605. | 2.91 | Chenango Valley Central School District / 12,440 |
| 606. | 2.91 | Horseheads Central School District / 27,263 |
| 607. | 2.91 | Keshequa Central School District / 5,210 |
| 608. | 2.91 | Colton-Pierrepont Central School District / 2,628 |
| 609. | 2.91 | Remsenburg-Speonk Union Free School District / 1,663 |
| 610. | 2.91 | Greenwich Central School District / 6,632 |
| 611. | 2.90 | Lewiston-Porter Central School District / 18,842 |
| 612. | 2.90 | Glens Falls City School District / 14,668 |
| 613. | 2.90 | Wayne Central School District / 14,914 |
| 614. | 2.90 | Cooperstown Central School District / 6,645 |
| 615. | 2.90 | Wellsville Central School District / 9,482 |
| 616. | 2.90 | Northern Adirondack Central School District / 6,506 |
| 617. | 2.90 | Laurens Central School District / 2,896 |
| 618. | 2.89 | Hartford Central School District / 2,961 |
| 619. | 2.89 | Bainbridge-Guilford Central School District / 5,362 |
| 620. | 2.89 | Newark Valley Central School District / 7,520 |
| 621. | 2.89 | Geneseo Central School District / 11,316 |
| 622. | 2.89 | Hudson City School District / 15,644 |
| 623. | 2.89 | North Warren Central School District / 4,805 |
| 624. | 2.89 | Lyncourt Union Free School District / 3,649 |
| 625. | 2.88 | Massena Central School District / 17,351 |
| 626. | 2.88 | Allegany-Limestone Central School District / 9,265 |
| 627. | 2.88 | Scio Central School District / 1,946 |
| 628. | 2.88 | Bolivar-Richburg Central School District / 4,294 |
| 629. | 2.87 | Watkins Glen Central School District / 8,473 |
| 630. | 2.87 | Fredonia Central School District / 14,664 |
| 631. | 2.87 | Cambridge Central School District / 6,086 |
| 632. | 2.86 | Shelter Island Union Free School District / 2,669 |
| 633. | 2.86 | Portville Central School District / 4,734 |
| 634. | 2.86 | Ripley Central School District / 1,630 |
| 635. | 2.86 | Cherry Valley-Springfield Central School District / 4,005 |
| 636. | 2.86 | Cheektowaga Central School District / 20,832 |
| 637. | 2.86 | Plattsburgh City School District / 19,840 |
| 638. | 2.86 | Ticonderoga Central School District / 5,789 |
| 639. | 2.85 | Frewsburg Central School District / 4,840 |
| 640. | 2.85 | Lake Placid Central School District / 6,114 |
| 641. | 2.84 | Forestville Central School District / 3,504 |
| 642. | 2.84 | Tupper Lake Central School District / 6,271 |
| 643. | 2.84 | Saranac Lake Central School District / 13,933 |
| 644. | 2.84 | Argyle Central School District / 4,026 |
| 645. | 2.84 | Chautauqua Lake Central School District / 5,712 |
| 646. | 2.84 | Caledonia-Mumford Central School District / 5,342 |
| 647. | 2.84 | St. Regis Falls Central School District / 1,869 |
| 648. | 2.83 | New Lebanon Central School District / 4,080 |
| 649. | 2.82 | Chazy Union Free School District / 2,966 |
| 650. | 2.81 | Sagaponack Common School District / 232 |
| 651. | 2.81 | Willsboro Central School District / 2,468 |
| 652. | 2.81 | Andes Central School District / 1,112 |
| 653. | 2.80 | Southold Union Free School District / 6,630 |
| 654. | 2.79 | Honeoye Central School District / 6,068 |
| 655. | 2.79 | Beekmantown Central School District / 13,387 |
| 656. | 2.78 | York Central School District / 5,188 |
| 657. | 2.78 | Northeastern Clinton Central School District / 8,604 |
| 658. | 2.77 | Mayfield Central School District / 6,403 |
| 659. | 2.76 | Margaretville Central School District / 3,925 |
| 660. | 2.75 | Bemus Point Central School District / 4,917 |
| 661. | 2.74 | Binghamton Common School District / 429 |
| 662. | 2.74 | Arkport Central School District / 2,808 |
| 663. | 2.73 | Schroon Lake Central School District / 1,520 |
| 664. | 2.73 | Johnstown City School District / 11,150 |
| 665. | 2.73 | Milford Central School District / 2,961 |
| 666. | 2.71 | Wainscott Common School District / 719 |
| 667. | 2.71 | Whitesville Central School District / 1,123 |
| 668. | 2.69 | Wheelerville Union Free School District / 1,290 |
| 669. | 2.69 | Onteora Central School District / 14,993 |
| 670. | 2.68 | Minerva Central School District / 598 |
| 671. | 2.67 | Edinburg Common School District / 1,415 |
| 672. | 2.66 | Hammondsport Central School District / 3,887 |
| 673. | 2.65 | Morris Central School District / 2,071 |
| 674. | 2.63 | Lake George Central School District / 6,648 |
| 675. | 2.62 | Putnam Central School District / 738 |
| 676. | 2.61 | Montauk Union Free School District / 3,471 |
| 677. | 2.60 | Bolton Central School District / 1,861 |
| 678. | 2.57 | Fishers Island Union Free School District / 296 |
| 679. | 2.56 | Oysterponds Union Free School District / 1,582 |
| 680. | 2.53 | Webb Town Union Free School District / 2,165 |
| 681. | 2.50 | Quogue Union Free School District / 968 |
| 682. | 2.45 | Raquette Lake Union Free School District / 70 |
| 683. | 2.41 | New Suffolk Common School District / 298 |
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.
