| Rank | Population Density ▼ | School District / Population |
| 1. | 53,015.5/sq mi | Union City School District / 68,001 |
| 2. | 47,040.4/sq mi | Guttenberg Town School District / 11,397 |
| 3. | 38,734.8/sq mi | West New York Town School District / 51,511 |
| 4. | 25,848.5/sq mi | Hoboken City School District / 51,979 |
| 5. | 25,483.1/sq mi | Cliffside Park Borough School District / 24,532 |
| 6. | 21,780.4/sq mi | Passaic City School District / 70,651 |
| 7. | 20,675.6/sq mi | East Newark Borough School District / 2,551 |
| 8. | 18,520.6/sq mi | Irvington Township School District / 54,268 |
| 9. | 16,812.5/sq mi | Paterson City School District / 146,341 |
| 10. | 16,745.6/sq mi | Fairview Borough School District / 14,126 |
| 11. | 16,445.4/sq mi | East Orange City School District / 64,538 |
| 12. | 15,727.4/sq mi | Palisades Park Borough School District / 20,066 |
| 13. | 14,351.2/sq mi | Garfield City School District / 30,996 |
| 14. | 13,849.7/sq mi | Orange City Township School District / 30,478 |
| 15. | 13,149.1/sq mi | Woodlynne Borough School District / 2,972 |
| 16. | 12,484.8/sq mi | Fort Lee Borough School District / 36,048 |
| 17. | 12,376.2/sq mi | Prospect Park Borough School District / 5,915 |
| 18. | 12,137.8/sq mi | Jersey City School District / 255,861 |
| 19. | 11,142.4/sq mi | North Bergen Township School District / 62,114 |
| 20. | 11,106.7/sq mi | Wallington Borough School District / 11,487 |
| 21. | 10,946.2/sq mi | Harrison Town School District / 14,436 |
| 22. | 10,929.1/sq mi | Roselle Park Borough School District / 13,465 |
| 23. | 10,690.3/sq mi | Lodi Borough School District / 24,428 |
| 24. | 10,677.2/sq mi | Newark City School District / 278,750 |
| 25. | 10,649.0/sq mi | Belleville Town School District / 36,201 |
| 26. | 10,356.3/sq mi | Trenton City School District / 84,459 |
| 27. | 10,178.5/sq mi | Bogota Borough School District / 8,277 |
| 28. | 10,102.2/sq mi | Hackensack City School District / 43,903 |
| 29. | 9,941.0/sq mi | Asbury Park City School District / 15,933 |
| 30. | 9,638.9/sq mi | New Brunswick City School District / 55,804 |
| 31. | 9,429.4/sq mi | Elizabeth City School District / 126,964 |
| 32. | 9,412.3/sq mi | Bergenfield Borough School District / 27,157 |
| 33. | 8,936.2/sq mi | Bloomfield Township School District / 47,616 |
| 34. | 8,916.8/sq mi | Dumont Borough School District / 17,706 |
| 35. | 8,876.2/sq mi | Weehawken Township School District / 13,113 |
| 36. | 8,683.1/sq mi | Perth Amboy City School District / 51,727 |
| 37. | 8,357.6/sq mi | Plainfield City School District / 50,423 |
| 38. | 8,329.6/sq mi | Nutley Town School District / 28,551 |
| 39. | 8,323.9/sq mi | Winfield Township School District / 1,473 |
| 40. | 8,014.8/sq mi | Roselle Borough School District / 21,348 |
| 41. | 7,979.2/sq mi | Hasbrouck Heights Borough School District / 12,045 |
| 42. | 7,857.7/sq mi | North Plainfield Borough School District / 22,056 |
| 43. | 7,852.4/sq mi | Hillside Township School District / 21,676 |
| 44. | 7,817.7/sq mi | Highland Park Borough School District / 14,224 |
| 45. | 7,518.7/sq mi | Wood-Ridge Borough School District / 8,249 |
| 46. | 7,494.3/sq mi | Maywood Borough School District / 9,651 |
| 47. | 7,474.4/sq mi | Camden City School District / 77,294 |
| 48. | 7,470.1/sq mi | Clifton City School District / 85,138 |
| 49. | 7,266.2/sq mi | Haledon Borough School District / 8,397 |
| 50. | 7,244.4/sq mi | Collingswood Borough School District / 13,929 |
| 51. | 7,223.3/sq mi | Elmwood Park Borough School District / 19,921 |
| 52. | 7,159.7/sq mi | New Milford Borough School District / 16,524 |
| 53. | 6,980.7/sq mi | Dunellen Borough School District / 7,317 |
| 54. | 6,949.1/sq mi | Rahway City School District / 27,994 |
| 55. | 6,935.7/sq mi | Dover Town School District / 19,944 |
| 56. | 6,777.5/sq mi | Bradley Beach Borough School District / 4,290 |
| 57. | 6,748.4/sq mi | Jamesburg Borough School District / 5,963 |
| 58. | 6,708.7/sq mi | Ridgefield Park Township School District / 12,875 |
| 59. | 6,508.7/sq mi | Garwood Borough School District / 4,323 |
| 60. | 6,466.0/sq mi | Teaneck Township School District / 40,261 |
| 61. | 6,341.3/sq mi | Merchantville Borough School District / 3,803 |
| 62. | 6,336.9/sq mi | Fair Lawn Borough School District / 32,962 |
| 63. | 6,328.3/sq mi | Little Ferry Borough School District / 10,773 |
| 64. | 6,300.5/sq mi | Union Township School District / 57,285 |
| 65. | 6,259.3/sq mi | Bound Brook Borough School District / 10,607 |
| 66. | 6,220.6/sq mi | Rutherford Borough School District / 18,297 |
| 67. | 6,201.9/sq mi | Lake Como Borough School District / 1,647 |
| 68. | 6,157.6/sq mi | Freehold Borough School District / 12,018 |
| 69. | 6,075.1/sq mi | South Bound Brook Borough School District / 4,585 |
| 70. | 6,058.5/sq mi | River Edge Borough School District / 11,483 |
| 71. | 6,014.7/sq mi | South Orange-Maplewood School District / 40,523 |
| 72. | 6,006.6/sq mi | Montclair Town School District / 37,934 |
| 73. | 5,943.2/sq mi | North Arlington Borough School District / 15,587 |
| 74. | 5,913.4/sq mi | Audubon Borough School District / 9,814 |
| 75. | 5,912.8/sq mi | Glen Ridge Borough School District / 7,606 |
| 76. | 5,844.0/sq mi | Bayonne City School District / 64,763 |
| 77. | 5,799.9/sq mi | Oaklyn Borough School District / 4,022 |
| 78. | 5,665.5/sq mi | Red Bank Borough School District / 12,250 |
| 79. | 5,629.8/sq mi | Hawthorne Borough School District / 18,944 |
| 80. | 5,557.2/sq mi | Englewood City School District / 27,435 |
| 81. | 5,544.6/sq mi | South River Borough School District / 16,177 |
| 82. | 5,536.7/sq mi | Leonia Borough School District / 9,051 |
| 83. | 5,313.3/sq mi | Rochelle Park Township School District / 5,644 |
| 84. | 5,233.5/sq mi | Haddon Township School District / 14,611 |
| 85. | 5,185.3/sq mi | Mount Ephraim Borough School District / 4,669 |
| 86. | 5,164.1/sq mi | Little Falls Township School District / 14,510 |
| 87. | 5,153.9/sq mi | Somerville Borough School District / 12,175 |
| 88. | 5,096.2/sq mi | Saddle Brook Township School District / 13,841 |
| 89. | 5,084.0/sq mi | Neptune City School District / 4,849 |
| 90. | 4,989.9/sq mi | Maple Shade Township School District / 19,075 |
| 91. | 4,988.9/sq mi | Riverside Township School District / 8,051 |
| 92. | 4,954.2/sq mi | Metuchen Borough School District / 13,707 |
| 93. | 4,942.7/sq mi | Edgewater Borough School District / 11,969 |
| 94. | 4,907.4/sq mi | Keyport Borough School District / 7,213 |
| 95. | 4,904.0/sq mi | Woodbury City School District / 10,098 |
| 96. | 4,868.5/sq mi | Long Branch City School District / 30,590 |
| 97. | 4,865.2/sq mi | Verona Borough School District / 13,508 |
| 98. | 4,755.2/sq mi | Cranford Township School District / 23,150 |
| 99. | 4,753.9/sq mi | Carteret Borough School District / 23,770 |
| 100. | 4,717.7/sq mi | Haddon Heights Borough School District / 7,425 |
| 101. | 4,700.3/sq mi | Waldwick Borough School District / 9,808 |
| 102. | 4,624.0/sq mi | Midland Park Borough School District / 7,229 |
| 103. | 4,568.2/sq mi | Ocean Gate Borough School District / 2,072 |
| 104. | 4,545.2/sq mi | Westfield Town School District / 30,647 |
| 105. | 4,519.2/sq mi | Stratford Borough School District / 6,997 |
| 106. | 4,472.9/sq mi | Magnolia Borough School District / 4,329 |
| 107. | 4,445.2/sq mi | Phillipsburg Town School District / 14,717 |
| 108. | 4,440.7/sq mi | Passaic County Manchester Regional School District / 22,790 |
| 109. | 4,436.0/sq mi | Point Pleasant Borough School District / 18,481 |
| 110. | 4,428.9/sq mi | Lindenwold Borough School District / 17,512 |
| 111. | 4,374.8/sq mi | River Dell Regional School District / 19,563 |
| 112. | 4,369.5/sq mi | Milltown Borough School District / 6,974 |
| 113. | 4,343.3/sq mi | Ridgewood Village School District / 25,270 |
| 114. | 4,333.1/sq mi | Lyndhurst Township School District / 21,207 |
| 115. | 4,303.9/sq mi | Glen Rock Borough School District / 11,784 |
| 116. | 4,296.9/sq mi | Barrington Borough School District / 6,904 |
| 117. | 4,257.7/sq mi | Manville Borough School District / 10,426 |
| 118. | 4,245.9/sq mi | Sterling High School Dist School District / 16,572 |
| 119. | 4,180.2/sq mi | Cresskill Borough School District / 8,669 |
| 120. | 4,094.5/sq mi | Woodbridge Township School District / 100,344 |
| 121. | 4,094.4/sq mi | Gloucester City School District / 11,392 |
| 122. | 4,075.3/sq mi | Kearny Town School District / 41,538 |
| 123. | 4,055.8/sq mi | Laurel Springs Borough School District / 1,910 |
| 124. | 3,988.6/sq mi | Runnemede Borough School District / 8,435 |
| 125. | 3,926.5/sq mi | Bridgeton City School District / 25,252 |
| 126. | 3,920.1/sq mi | Ridgefield Borough School District / 11,191 |
| 127. | 3,893.9/sq mi | Willingboro Township School District / 31,735 |
| 128. | 3,893.9/sq mi | Woodland Park Borough School District / 12,129 |
| 129. | 3,888.7/sq mi | Margate City School District / 6,343 |
| 130. | 3,888.7/sq mi | Middlesex Borough School District / 13,766 |
| 131. | 3,885.2/sq mi | Seaside Heights Borough School District / 2,899 |
| 132. | 3,881.4/sq mi | Pitman Borough School District / 8,959 |
| 133. | 3,845.2/sq mi | Westwood Regional School District / 20,276 |
| 134. | 3,837.3/sq mi | West Orange Town School District / 46,703 |
| 135. | 3,802.8/sq mi | Madison Borough School District / 16,043 |
| 136. | 3,782.5/sq mi | Somerdale Borough School District / 5,246 |
| 137. | 3,767.0/sq mi | Wildwood City School District / 5,255 |
| 138. | 3,755.0/sq mi | Passaic Valley Regional School District / 37,511 |
| 139. | 3,741.6/sq mi | Lakewood Township School District / 93,473 |
| 140. | 3,722.1/sq mi | Kenilworth Borough School District / 8,045 |
| 141. | 3,709.2/sq mi | Bellmawr Borough School District / 11,538 |
| 142. | 3,687.0/sq mi | Haddonfield Borough School District / 11,530 |
| 143. | 3,655.8/sq mi | Butler Borough School District / 7,636 |
| 144. | 3,640.9/sq mi | Highlands Borough School District / 4,985 |
| 145. | 3,640.4/sq mi | Northvale Borough School District / 4,725 |
| 146. | 3,609.5/sq mi | Summit City School District / 21,826 |
| 147. | 3,598.9/sq mi | Linden City School District / 41,054 |
| 148. | 3,583.1/sq mi | Spring Lake Heights Borough School District / 4,691 |
| 149. | 3,581.6/sq mi | Brooklawn Borough School District / 1,879 |
| 150. | 3,578.4/sq mi | South Hackensack Township School District / 2,652 |
| 151. | 3,568.9/sq mi | Hazlet Township School District / 20,253 |
| 152. | 3,543.5/sq mi | Hi-Nella Borough School District / 817 |
| 153. | 3,539.8/sq mi | Netcong Borough School District / 3,248 |
| 154. | 3,510.5/sq mi | Hillsdale Borough School District / 10,381 |
| 155. | 3,497.3/sq mi | Belmar Borough School District / 5,760 |
| 156. | 3,497.2/sq mi | Pompton Lakes Borough School District / 11,162 |
| 157. | 3,416.1/sq mi | North Brunswick Township School District / 41,920 |
| 158. | 3,367.3/sq mi | Park Ridge Borough School District / 8,763 |
| 159. | 3,362.0/sq mi | Boonton Town School District / 8,424 |
| 160. | 3,360.0/sq mi | New Providence Borough School District / 12,314 |
| 161. | 3,350.0/sq mi | Clark Township School District / 15,056 |
| 162. | 3,342.4/sq mi | Avon-by-the-Sea Borough School District / 1,810 |
| 163. | 3,311.8/sq mi | Mount Holly Township School District / 9,448 |
| 164. | 3,309.5/sq mi | Washington Borough School District / 6,439 |
| 165. | 3,298.3/sq mi | Edison Township School District / 101,051 |
| 166. | 3,280.7/sq mi | Beverly City School District / 2,573 |
| 167. | 3,248.4/sq mi | South Amboy City School District / 8,749 |
| 168. | 3,221.6/sq mi | Springfield Township School District / 16,729 |
| 169. | 3,214.9/sq mi | Neptune Township School District / 27,880 |
| 170. | 3,201.0/sq mi | Medford Lakes Borough School District / 4,138 |
| 171. | 3,196.7/sq mi | Union Beach Borough School District / 6,040 |
| 172. | 3,181.1/sq mi | Spotswood Borough School District / 10,749 |
| 173. | 3,141.9/sq mi | Emerson Borough School District / 7,538 |
| 174. | 3,136.2/sq mi | Oradell Borough School District / 8,080 |
| 175. | 3,094.4/sq mi | Westville Borough School District / 4,263 |
| 176. | 3,058.2/sq mi | Rockaway Borough School District / 6,480 |
| 177. | 3,028.8/sq mi | Piscataway Township School District / 57,636 |
| 178. | 3,018.5/sq mi | Ventnor City City School District / 10,632 |
| 179. | 3,013.9/sq mi | Scotch Plains-Fanwood Regional School District / 31,320 |
| 180. | 3,009.3/sq mi | Caldwell-West Caldwell School District / 18,767 |
| 181. | 2,988.2/sq mi | Lambertville City School District / 3,876 |
| 182. | 2,968.4/sq mi | Wharton Borough School District / 6,586 |
| 183. | 2,960.4/sq mi | Black Horse Pike Regional School District / 84,329 |
| 184. | 2,959.7/sq mi | Pennsauken Township School District / 35,757 |
| 185. | 2,934.8/sq mi | Cherry Hill Township School District / 71,152 |
| 186. | 2,912.8/sq mi | Edgewater Park Township School District / 8,854 |
| 187. | 2,899.3/sq mi | West Long Branch Borough School District / 8,391 |
| 188. | 2,890.7/sq mi | Palmyra Borough School District / 7,372 |
| 189. | 2,884.9/sq mi | Fair Haven Borough School District / 6,093 |
| 190. | 2,874.8/sq mi | Red Bank Regional School District / 22,069 |
| 191. | 2,863.2/sq mi | Riverton Borough School District / 2,766 |
| 192. | 2,854.8/sq mi | Cedar Grove Township School District / 12,499 |
| 193. | 2,833.2/sq mi | South Plainfield Borough School District / 23,686 |
| 194. | 2,830.0/sq mi | Tenafly Borough School District / 14,672 |
| 195. | 2,800.4/sq mi | Pleasantville City School District / 20,436 |
| 196. | 2,769.6/sq mi | Hamburg Borough School District / 3,225 |
| 197. | 2,766.7/sq mi | Gloucester Township School District / 64,356 |
| 198. | 2,674.5/sq mi | Totowa Borough School District / 10,872 |
| 199. | 2,671.3/sq mi | Farmingdale Borough School District / 1,396 |
| 200. | 2,669.3/sq mi | Secaucus Town School District / 17,614 |
| 201. | 2,655.8/sq mi | Lakehurst Borough School District / 2,676 |
| 202. | 2,653.2/sq mi | Pine Hill Borough School District / 10,383 |
| 203. | 2,650.4/sq mi | Matawan-Aberdeen Regional School District / 26,975 |
| 204. | 2,620.4/sq mi | Ramsey Borough School District / 14,650 |
| 205. | 2,609.0/sq mi | Burlington City School District / 9,865 |
| 206. | 2,595.4/sq mi | Hackettstown Town School District / 9,633 |
| 207. | 2,585.1/sq mi | Closter Borough School District / 8,519 |
| 208. | 2,554.3/sq mi | Wyckoff Township School District / 16,877 |
| 209. | 2,529.7/sq mi | Paramus Borough School District / 26,612 |
| 210. | 2,524.4/sq mi | Newton Town School District / 7,999 |
| 211. | 2,520.8/sq mi | Clementon Borough School District / 4,972 |
| 212. | 2,510.1/sq mi | Voorhees Township School District / 29,227 |
| 213. | 2,502.3/sq mi | Northfield City School District / 8,616 |
| 214. | 2,464.8/sq mi | Woodbury Heights Borough School District / 3,028 |
| 215. | 2,464.1/sq mi | Gateway Regional School District / 12,424 |
| 216. | 2,463.8/sq mi | Wildwood Crest Borough School District / 3,225 |
| 217. | 2,462.7/sq mi | Ocean Township School District / 27,439 |
| 218. | 2,423.3/sq mi | North Haledon Borough School District / 8,478 |
| 219. | 2,372.0/sq mi | Demarest Borough School District / 4,929 |
| 220. | 2,358.3/sq mi | Ho-Ho-Kus Borough School District / 4,125 |
| 221. | 2,350.5/sq mi | Sayreville Borough School District / 43,962 |
| 222. | 2,339.1/sq mi | Delran Township School District / 16,856 |
| 223. | 2,335.7/sq mi | Brick Township School District / 75,479 |
| 224. | 2,325.2/sq mi | Ewing Township School District / 36,270 |
| 225. | 2,319.8/sq mi | Atlantic City School District / 39,521 |
| 226. | 2,319.6/sq mi | Paulsboro Borough School District / 6,041 |
| 227. | 2,308.6/sq mi | Manasquan Borough School District / 5,841 |
| 228. | 2,302.0/sq mi | River Vale Township School District / 9,841 |
| 229. | 2,299.9/sq mi | Harrington Park Borough School District / 4,736 |
| 230. | 2,294.7/sq mi | East Rutherford Borough School District / 9,298 |
| 231. | 2,290.6/sq mi | Pascack Valley Regional School District / 34,007 |
| 232. | 2,240.8/sq mi | Eastern Camden County Regional School District / 39,138 |
| 233. | 2,232.2/sq mi | Washington Township School District / 48,216 |
| 234. | 2,198.9/sq mi | Hamilton Township School District / 88,809 |
| 235. | 2,189.0/sq mi | Morris Township School District / 41,129 |
| 236. | 2,184.9/sq mi | Wayne Township School District / 55,003 |
| 237. | 2,172.5/sq mi | Morris Plains Borough School District / 5,635 |
| 238. | 2,172.0/sq mi | Pequannock Township School District / 15,577 |
| 239. | 2,155.5/sq mi | East Brunswick Township School District / 48,003 |
| 240. | 2,154.1/sq mi | Interlaken Borough School District / 826 |
| 241. | 2,150.7/sq mi | Wenonah Borough School District / 2,115 |
| 242. | 2,137.8/sq mi | Allendale Borough School District / 6,666 |
| 243. | 2,135.1/sq mi | Berkeley Heights Township School District / 13,379 |
| 244. | 2,125.1/sq mi | Lavallette Borough School District / 2,029 |
| 245. | 2,124.4/sq mi | North Caldwell Borough School District / 6,407 |
| 246. | 2,110.1/sq mi | Parsippany-Troy Hills Township School District / 53,583 |
| 247. | 2,109.6/sq mi | Norwood Borough School District / 5,769 |
| 248. | 2,107.0/sq mi | Berlin Borough School District / 7,587 |
| 249. | 2,105.2/sq mi | Northern Valley Regional School District / 37,932 |
| 250. | 2,103.2/sq mi | Livingston Township School District / 29,617 |
| 251. | 2,103.1/sq mi | Point Pleasant Beach Borough School District / 5,020 |
| 252. | 2,097.1/sq mi | Eatontown Borough School District / 12,323 |
| 253. | 2,090.3/sq mi | Somers Point City School District / 10,783 |
| 254. | 2,078.0/sq mi | National Park Borough School District / 3,018 |
| 255. | 2,073.0/sq mi | Lawnside Borough School District / 2,919 |
| 256. | 2,060.9/sq mi | Mainland Regional School District / 26,470 |
| 257. | 2,045.3/sq mi | Millburn Township School District / 20,200 |
| 258. | 2,038.6/sq mi | Glassboro Borough School District / 18,798 |
| 259. | 2,021.7/sq mi | Cinnaminson Township School District / 16,296 |
| 260. | 2,009.5/sq mi | Brielle Borough School District / 4,772 |
| 261. | 1,995.6/sq mi | Montvale Borough School District / 8,000 |
| 262. | 1,990.4/sq mi | Lebanon Borough School District / 1,765 |
| 263. | 1,939.4/sq mi | East Windsor Regional School District / 32,946 |
| 264. | 1,903.1/sq mi | Mount Laurel Township School District / 41,813 |
| 265. | 1,888.9/sq mi | Toms River Regional School District / 108,752 |
| 266. | 1,885.0/sq mi | Island Heights Borough School District / 1,710 |
| 267. | 1,876.2/sq mi | Shore Regional School District / 18,852 |
| 268. | 1,872.3/sq mi | Riverdale Borough School District / 3,906 |
| 269. | 1,871.9/sq mi | North Wildwood City School District / 3,995 |
| 270. | 1,867.1/sq mi | Carlstadt-East Rutherford School District / 15,487 |
| 271. | 1,831.2/sq mi | Seaside Park Borough School District / 1,406 |
| 272. | 1,792.2/sq mi | Salem City School District / 5,045 |
| 273. | 1,785.8/sq mi | Little Silver Borough School District / 5,920 |
| 274. | 1,782.1/sq mi | Northern Highlands Regional School District / 14,970 |
| 275. | 1,776.5/sq mi | Belvidere Town School District / 2,647 |
| 276. | 1,772.7/sq mi | Shrewsbury Borough School District / 3,899 |
| 277. | 1,760.9/sq mi | Mount Arlington Borough School District / 5,140 |
| 278. | 1,735.8/sq mi | Deptford Township School District / 30,568 |
| 279. | 1,735.6/sq mi | Spring Lake Borough School District / 2,999 |
| 280. | 1,716.5/sq mi | Allenhurst Borough School District / 486 |
| 281. | 1,670.7/sq mi | Mountainside Borough School District / 6,765 |
| 282. | 1,666.8/sq mi | Linwood City School District / 7,071 |
| 283. | 1,662.9/sq mi | The Chathams School District / 19,593 |
| 284. | 1,655.4/sq mi | Berlin Township School District / 5,360 |
| 285. | 1,639.3/sq mi | Roseland Borough School District / 5,835 |
| 286. | 1,633.9/sq mi | Moonachie Borough School District / 2,741 |
| 287. | 1,625.0/sq mi | Old Bridge Township School District / 66,272 |
| 288. | 1,621.5/sq mi | Burlington Township School District / 22,613 |
| 289. | 1,619.2/sq mi | Stanhope Borough School District / 3,543 |
| 290. | 1,608.9/sq mi | Ramapo-Indian Hill Regional School District / 40,517 |
| 291. | 1,605.7/sq mi | Englewood Cliffs Borough School District / 5,346 |
| 292. | 1,604.4/sq mi | Woodcliff Lake Borough School District / 5,785 |
| 293. | 1,603.1/sq mi | Green Brook Township School District / 7,183 |
| 294. | 1,584.3/sq mi | Monmouth Beach Borough School District / 3,278 |
| 295. | 1,576.0/sq mi | Princeton Regional School District / 28,940 |
| 296. | 1,575.1/sq mi | Henry Hudson Regional School District / 9,342 |
| 297. | 1,572.2/sq mi | Upper Saddle River Borough School District / 8,304 |
| 298. | 1,567.7/sq mi | Florham Park Borough School District / 11,820 |
| 299. | 1,567.0/sq mi | Elmer Borough School District / 1,375 |
| 300. | 1,537.3/sq mi | Evesham Township School District / 45,669 |
| 301. | 1,521.6/sq mi | Lincoln Park Borough School District / 10,515 |
| 302. | 1,511.6/sq mi | West Wildwood Borough School District / 522 |
| 303. | 1,510.2/sq mi | Bridgewater-Raritan Regional School District / 52,173 |
| 304. | 1,509.7/sq mi | Bordentown Regional School District / 15,959 |
| 305. | 1,509.1/sq mi | Essex Fells Borough School District / 2,140 |
| 306. | 1,507.1/sq mi | Lawrence Township School District / 33,252 |
| 307. | 1,489.3/sq mi | High Bridge Borough School District / 3,621 |
| 308. | 1,479.6/sq mi | Oakland Borough School District / 12,914 |
| 309. | 1,467.9/sq mi | Mountain Lakes Borough School District / 4,235 |
| 310. | 1,458.6/sq mi | Carlstadt Borough School District / 6,189 |
| 311. | 1,452.8/sq mi | Monmouth Regional School District / 31,386 |
| 312. | 1,451.3/sq mi | Haworth Borough School District / 3,419 |
| 313. | 1,439.5/sq mi | Clinton Town School District / 4,234 |
| 314. | 1,423.6/sq mi | Rumson-Fair Haven Regional School District / 13,138 |
| 315. | 1,423.5/sq mi | Bay Head Borough School District / 997 |
| 316. | 1,412.6/sq mi | Oceanport Borough School District / 7,183 |
| 317. | 1,408.1/sq mi | Hanover Park Regional School District / 37,179 |
| 318. | 1,390.2/sq mi | Old Tappan Borough School District / 5,835 |
| 319. | 1,386.6/sq mi | Moorestown Township School District / 20,686 |
| 320. | 1,383.4/sq mi | East Hanover Township School District / 11,256 |
| 321. | 1,371.4/sq mi | Franklin Township School District / 64,243 |
| 322. | 1,366.6/sq mi | Alpha Borough School District / 2,320 |
| 323. | 1,356.4/sq mi | Delanco Township School District / 4,544 |
| 324. | 1,334.1/sq mi | West Windsor-Plainsboro Regional School District / 51,332 |
| 325. | 1,330.1/sq mi | Denville Township School District / 16,814 |
| 326. | 1,325.2/sq mi | Manalapan-Englishtown Regional School District / 41,644 |
| 327. | 1,324.8/sq mi | Marlboro Township School District / 40,370 |
| 328. | 1,314.7/sq mi | Hanover Township School District / 14,103 |
| 329. | 1,304.0/sq mi | Cape May City School District / 3,576 |
| 330. | 1,280.4/sq mi | Califon Borough School District / 1,245 |
| 331. | 1,271.7/sq mi | Sea Girt Borough School District / 1,844 |
| 332. | 1,228.1/sq mi | Randolph Township School District / 25,877 |
| 333. | 1,218.2/sq mi | Hopatcong Borough School District / 14,921 |
| 334. | 1,215.1/sq mi | Wanaque Borough School District / 11,243 |
| 335. | 1,212.1/sq mi | Tinton Falls Borough School District / 19,063 |
| 336. | 1,208.9/sq mi | Mine Hill Township School District / 3,664 |
| 337. | 1,207.3/sq mi | Florence Township School District / 12,287 |
| 338. | 1,205.5/sq mi | West Deptford Township School District / 21,537 |
| 339. | 1,184.4/sq mi | West Essex Regional School District / 21,857 |
| 340. | 1,151.9/sq mi | Absecon City School District / 8,400 |
| 341. | 1,140.3/sq mi | Montville Township School District / 21,730 |
| 342. | 1,128.6/sq mi | Middletown Township School District / 66,290 |
| 343. | 1,121.5/sq mi | Clayton Borough School District / 8,225 |
| 344. | 1,121.3/sq mi | Lopatcong Township School District / 8,027 |
| 345. | 1,115.9/sq mi | Bernards Township School District / 26,849 |
| 346. | 1,092.9/sq mi | Franklin Borough School District / 4,994 |
| 347. | 1,092.3/sq mi | Frenchtown Borough School District / 1,486 |
| 348. | 1,089.1/sq mi | Franklin Lakes Borough School District / 10,726 |
| 349. | 1,082.5/sq mi | Rancocas Valley Regional School District / 42,934 |
| 350. | 1,080.8/sq mi | South Brunswick Township School District / 44,355 |
| 351. | 1,072.9/sq mi | Roxbury Township School District / 23,485 |
| 352. | 1,067.0/sq mi | Ocean City School District / 11,520 |
| 353. | 1,046.1/sq mi | Gibbsboro Borough School District / 2,324 |
| 354. | 1,039.5/sq mi | Eastampton Township School District / 6,065 |
| 355. | 1,008.2/sq mi | Ogdensburg Borough School District / 2,348 |
| 356. | 1,001.9/sq mi | Mahwah Township School District / 26,242 |
| 357. | 989.9/sq mi | Rumson Borough School District / 7,045 |
| 358. | 985.4/sq mi | Newfield Elementary School District / 1,681 |
| 359. | 983.8/sq mi | Freehold Regional School District / 192,915 |
| 360. | 974.2/sq mi | Chesilhurst Borough School District / 1,675 |
| 361. | 969.9/sq mi | Monroe Township School District / 40,961 |
| 362. | 967.2/sq mi | Watchung Borough School District / 5,855 |
| 363. | 958.2/sq mi | Lumberton Township School District / 12,511 |
| 364. | 955.1/sq mi | Atlantic Highlands Borough School District / 4,357 |
| 365. | 953.0/sq mi | Mantua Township School District / 15,170 |
| 366. | 929.4/sq mi | Freehold Township School District / 35,995 |
| 367. | 923.1/sq mi | Holmdel Township School District / 16,722 |
| 368. | 918.0/sq mi | Mount Olive Township School District / 28,530 |
| 369. | 909.9/sq mi | Hainesport Township School District / 6,118 |
| 370. | 908.9/sq mi | Brigantine City School District / 9,420 |
| 371. | 886.0/sq mi | Tuckerton Borough School District / 3,370 |
| 372. | 883.5/sq mi | Vineland City School District / 60,985 |
| 373. | 868.6/sq mi | Milford Borough School District / 1,065 |
| 374. | 867.4/sq mi | Morris Hills Regional School District / 54,233 |
| 375. | 851.9/sq mi | Bloomingdale Borough School District / 7,808 |
| 376. | 844.8/sq mi | Bloomsbury Borough School District / 769 |
| 377. | 843.8/sq mi | Central Regional School District / 49,678 |
| 378. | 843.7/sq mi | Stockton Borough School District / 516 |
| 379. | 839.6/sq mi | Howell Township School District / 51,389 |
| 380. | 834.6/sq mi | Mendham Borough School District / 5,008 |
| 381. | 822.1/sq mi | Wall Township School District / 26,091 |
| 382. | 802.3/sq mi | Watchung Hills Regional School District / 30,353 |
| 383. | 800.7/sq mi | Warren Township School District / 15,729 |
| 384. | 790.6/sq mi | Clearview Regional School District / 27,786 |
| 385. | 785.4/sq mi | Westampton Township School District / 8,792 |
| 386. | 782.1/sq mi | Monroe Township School District / 36,700 |
| 387. | 773.0/sq mi | Lower Cape May Regional School District / 27,003 |
| 388. | 760.0/sq mi | Hampton Borough School District / 1,174 |
| 389. | 742.7/sq mi | Berkeley Township School District / 41,591 |
| 390. | 727.8/sq mi | Lower Township School District / 22,572 |
| 391. | 727.4/sq mi | West Cape May Borough School District / 855 |
| 392. | 722.6/sq mi | Long Hill Township School District / 8,769 |
| 393. | 720.5/sq mi | Sea Isle City School District / 1,824 |
| 394. | 717.4/sq mi | Branchburg Township School District / 14,547 |
| 395. | 714.6/sq mi | Fairfield Township School District / 7,475 |
| 396. | 708.8/sq mi | Hillsborough Township School District / 39,525 |
| 397. | 701.6/sq mi | Penns Grove-Carneys Point Regional School District / 13,085 |
| 398. | 697.3/sq mi | Montgomery Township School District / 23,083 |
| 399. | 691.2/sq mi | Flemington-Raritan Regional School District / 26,794 |
| 400. | 680.9/sq mi | Robbinsville Township School District / 13,952 |
| 401. | 673.8/sq mi | Winslow Township School District / 39,207 |
| 402. | 671.3/sq mi | East Greenwich Township School District / 10,018 |
| 403. | 656.2/sq mi | Harrison Township School District / 12,616 |
| 404. | 642.9/sq mi | Millville City School District / 28,603 |
| 405. | 637.8/sq mi | Saddle River Borough School District / 3,176 |
| 406. | 635.0/sq mi | Cape May Point Borough School District / 200 |
| 407. | 629.6/sq mi | Lakeland Regional School District / 23,563 |
| 408. | 618.0/sq mi | Swedesboro-Woolwich School District / 13,588 |
| 409. | 608.3/sq mi | Longport Borough School District / 949 |
| 410. | 596.2/sq mi | Keansburg Borough School District / 10,011 |
| 411. | 591.7/sq mi | Lenape Valley Regional School District / 15,011 |
| 412. | 583.2/sq mi | Deal Borough School District / 769 |
| 413. | 583.2/sq mi | Egg Harbor Township School District / 43,699 |
| 414. | 581.4/sq mi | Medford Township School District / 23,215 |
| 415. | 553.7/sq mi | Jackson Township School District / 55,716 |
| 416. | 539.4/sq mi | Kinnelon Borough School District / 10,349 |
| 417. | 538.0/sq mi | Pennsville Township School District / 13,229 |
| 418. | 534.7/sq mi | Rockaway Township School District / 24,353 |
| 419. | 533.7/sq mi | Greenwich Township School District / 5,626 |
| 420. | 529.2/sq mi | Barnegat Township School District / 21,584 |
| 421. | 528.1/sq mi | New Hanover Township School District / 6,777 |
| 422. | 522.7/sq mi | Manchester Township School District / 43,222 |
| 423. | 520.4/sq mi | Rockleigh Borough School District / 508 |
| 424. | 509.1/sq mi | Kingsway Regional School District / 26,801 |
| 425. | 501.7/sq mi | Sparta Township School District / 19,547 |
| 426. | 501.4/sq mi | Boonton Township School District / 4,328 |
| 427. | 497.4/sq mi | Jefferson Township School District / 21,443 |
| 428. | 488.3/sq mi | Stafford Township School District / 26,796 |
| 429. | 482.7/sq mi | Somerset Hills Regional School District / 11,447 |
| 430. | 459.3/sq mi | Wallkill Valley Regional School District / 18,693 |
| 431. | 451.7/sq mi | Beach Haven Borough School District / 1,048 |
| 432. | 439.6/sq mi | Pemberton Township School District / 29,392 |
| 433. | 437.3/sq mi | Ringwood Borough School District / 12,320 |
| 434. | 426.9/sq mi | Lenape Regional School District / 140,085 |
| 435. | 417.2/sq mi | Washington Township School District / 18,680 |
| 436. | 414.1/sq mi | Oxford Township School District / 2,438 |
| 437. | 410.2/sq mi | Southern Regional School District / 34,128 |
| 438. | 405.1/sq mi | Greenwich Township School District / 4,874 |
| 439. | 395.0/sq mi | Stone Harbor Borough School District / 775 |
| 440. | 393.8/sq mi | Clinton Township School District / 13,319 |
| 441. | 390.7/sq mi | West Morris Regional School District / 39,046 |
| 442. | 390.5/sq mi | Mansfield Township School District / 8,554 |
| 443. | 387.5/sq mi | Roosevelt Borough School District / 744 |
| 444. | 376.2/sq mi | Hopewell Valley Regional School District / 22,790 |
| 445. | 375.9/sq mi | Avalon Borough School District / 1,852 |
| 446. | 371.8/sq mi | Egg Harbor City School District / 4,253 |
| 447. | 369.2/sq mi | Byram Township School District / 8,220 |
| 448. | 368.8/sq mi | Washington Township School District / 6,547 |
| 449. | 368.3/sq mi | North Hanover Township School District / 9,436 |
| 450. | 359.0/sq mi | Chesterfield Township School District / 7,725 |
| 451. | 357.2/sq mi | Hammonton Town School District / 14,796 |
| 452. | 337.3/sq mi | Hunterdon Central Regional School District / 51,403 |
| 453. | 335.0/sq mi | Readington Township School District / 16,093 |
| 454. | 329.8/sq mi | West Milford Township School District / 26,492 |
| 455. | 328.2/sq mi | Vernon Township School District / 23,168 |
| 456. | 325.2/sq mi | Galloway Township School District / 37,471 |
| 457. | 324.8/sq mi | Woodbine Borough School District / 2,605 |
| 458. | 324.7/sq mi | Mendham Township School District / 5,877 |
| 459. | 321.9/sq mi | Warren Hills Regional School District / 23,742 |
| 460. | 317.8/sq mi | Colts Neck Township School District / 10,103 |
| 461. | 312.6/sq mi | Bedminster Township School District / 8,221 |
| 462. | 310.7/sq mi | Andover Regional School District / 6,884 |
| 463. | 305.3/sq mi | Chester Township School District / 9,481 |
| 464. | 304.3/sq mi | South Hunterdon Regional School District / 7,207 |
| 465. | 298.3/sq mi | North Hunterdon-Voorhees Regional School District / 50,835 |
| 466. | 296.7/sq mi | Franklin Township School District / 16,754 |
| 467. | 295.8/sq mi | Northern Burlington Regional School District / 29,127 |
| 468. | 294.6/sq mi | Waterford Township School District / 10,683 |
| 469. | 283.2/sq mi | Union Township School District / 5,837 |
| 470. | 283.1/sq mi | Lacey Township School District / 27,889 |
| 471. | 281.9/sq mi | Millstone Township School District / 10,509 |
| 472. | 278.4/sq mi | Little Egg Harbor Township School District / 20,339 |
| 473. | 276.6/sq mi | Cranbury Township School District / 3,705 |
| 474. | 275.7/sq mi | Delsea Regional High School School District / 20,997 |
| 475. | 267.4/sq mi | Great Meadows Regional School District / 8,492 |
| 476. | 266.5/sq mi | Ocean Township School District / 8,539 |
| 477. | 254.4/sq mi | Mansfield Township School District / 7,614 |
| 478. | 251.4/sq mi | Greater Egg Harbor Regional School District / 74,562 |
| 479. | 249.0/sq mi | Hardyston Township School District / 8,126 |
| 480. | 248.6/sq mi | Buena Regional School District / 12,210 |
| 481. | 244.5/sq mi | Upper Deerfield Township School District / 7,648 |
| 482. | 241.8/sq mi | Long Beach Island School District / 6,284 |
| 483. | 239.9/sq mi | Pohatcong Township School District / 3,290 |
| 484. | 236.0/sq mi | Hamilton Township School District / 26,684 |
| 485. | 235.6/sq mi | Southampton Township School District / 10,420 |
| 486. | 227.6/sq mi | Middle Township School District / 18,882 |
| 487. | 222.8/sq mi | Logan Township School District / 6,000 |
| 488. | 218.5/sq mi | Green Township School District / 3,552 |
| 489. | 218.2/sq mi | Holland Township School District / 5,243 |
| 490. | 218.1/sq mi | Weymouth Township School District / 2,715 |
| 491. | 215.5/sq mi | Elk Township School District / 4,243 |
| 492. | 215.3/sq mi | Allamuchy Township School District / 4,470 |
| 493. | 213.2/sq mi | Folsom Borough School District / 1,799 |
| 494. | 211.5/sq mi | Plumsted Township School District / 8,490 |
| 495. | 205.3/sq mi | Lebanon Township School District / 6,507 |
| 496. | 204.2/sq mi | Woodstown-Pilesgrove Regional School District / 7,493 |
| 497. | 203.1/sq mi | South Harrison Township School District / 3,195 |
| 498. | 202.3/sq mi | Pittsgrove Township School District / 9,287 |
| 499. | 201.9/sq mi | Hampton Township School District / 5,106 |
| 500. | 195.5/sq mi | Sussex-Wantage Regional School District / 13,314 |
| 501. | 189.2/sq mi | Bethlehem Township School District / 3,941 |
| 502. | 188.9/sq mi | Harding Township School District / 3,862 |
| 503. | 187.4/sq mi | Tewksbury Township School District / 5,942 |
| 504. | 186.2/sq mi | Deerfield Township School District / 3,128 |
| 505. | 185.8/sq mi | Fredon Township School District / 3,345 |
| 506. | 185.2/sq mi | Alpine Borough School District / 1,710 |
| 507. | 183.6/sq mi | Delaware Valley Regional School District / 16,532 |
| 508. | 182.3/sq mi | Upper Freehold Regional School District / 8,726 |
| 509. | 180.6/sq mi | High Point Regional School District / 22,069 |
| 510. | 178.1/sq mi | Upper Township School District / 12,231 |
| 511. | 177.6/sq mi | Alexandria Township School District / 4,909 |
| 512. | 175.7/sq mi | Frankford Township School District / 6,332 |
| 513. | 174.3/sq mi | White Township School District / 4,815 |
| 514. | 159.8/sq mi | Hopewell Township School District / 5,120 |
| 515. | 153.7/sq mi | Pinelands Regional School District / 26,741 |
| 516. | 152.9/sq mi | Cumberland Regional School District / 24,726 |
| 517. | 150.0/sq mi | Commercial Township School District / 5,166 |
| 518. | 148.0/sq mi | Fairfield Township School District / 6,504 |
| 519. | 143.6/sq mi | Shamong Township School District / 6,461 |
| 520. | 142.2/sq mi | Stillwater Township School District / 4,036 |
| 521. | 141.3/sq mi | Franklin Township School District / 3,250 |
| 522. | 140.7/sq mi | Tabernacle Township School District / 6,983 |
| 523. | 139.4/sq mi | East Amwell Township School District / 3,980 |
| 524. | 134.2/sq mi | Lafayette Township School District / 2,423 |
| 525. | 130.2/sq mi | Franklin Township School District / 3,142 |
| 526. | 129.3/sq mi | West Amwell Township School District / 2,815 |
| 527. | 127.3/sq mi | Port Republic City School District / 1,093 |
| 528. | 122.5/sq mi | Delaware Township School District / 4,536 |
| 529. | 119.5/sq mi | Knowlton Township School District / 3,026 |
| 530. | 116.0/sq mi | Springfield Township School District / 3,412 |
| 531. | 109.0/sq mi | North Warren Regional School District / 12,923 |
| 532. | 108.9/sq mi | Harmony Township School District / 2,623 |
| 533. | 108.2/sq mi | Mullica Township School District / 6,154 |
| 534. | 108.0/sq mi | Quinton Township School District / 2,655 |
| 535. | 107.0/sq mi | Kingwood Township School District / 3,829 |
| 536. | 107.0/sq mi | Blairstown Township School District / 7,452 |
| 537. | 103.8/sq mi | Frelinghuysen Township School District / 2,445 |
| 538. | 103.7/sq mi | Kittatinny Regional School District / 14,479 |
| 539. | 101.8/sq mi | Alloway Township School District / 3,444 |
| 540. | 99.4/sq mi | Dennis Township School District / 6,397 |
| 541. | 98.8/sq mi | Hope Township School District / 1,861 |
| 542. | 94.1/sq mi | Oldmans Township School District / 1,917 |
| 543. | 86.3/sq mi | Upper Pittsgrove Township School District / 3,494 |
| 544. | 86.1/sq mi | Lawrence Township School District / 3,301 |
| 545. | 84.0/sq mi | Montague Township School District / 3,813 |
| 546. | 83.4/sq mi | Maurice River Township School District / 7,985 |
| 547. | 82.2/sq mi | Eagleswood Township School District / 1,551 |
| 548. | 81.2/sq mi | Elsinboro Township School District / 1,082 |
| 549. | 72.9/sq mi | Stow Creek Township School District / 1,373 |
| 550. | 66.7/sq mi | Corbin City School District / 596 |
| 551. | 57.9/sq mi | Teterboro Borough School District / 67 |
| 552. | 50.6/sq mi | Greenwich Township School District / 953 |
| 553. | 44.5/sq mi | Mannington Township School District / 1,680 |
| 554. | 30.6/sq mi | Estell Manor City School District / 1,684 |
| 555. | 29.3/sq mi | Sandyston-Walpack Township School District / 1,992 |
| 556. | 26.0/sq mi | Downe Township School District / 1,411 |
| 557. | 23.7/sq mi | Lower Alloways Creek Township School District / 1,715 |
| 558. | 18.9/sq mi | Bass River Township School District / 1,481 |
| 559. | 14.4/sq mi | Woodland Township School District / 1,386 |
| 560. | 8.1/sq mi | Washington Township School District / 827 |
| 561. | 2.0/sq mi | Pine Valley Borough School District / 2 |
Please note that we only rank locations with 'Population Density' data. The rank above might not be a complete list. Locations without 'Population Density' data are not listed.
