Local Data Search
A total of 370 results found. Show Results on Map.
| Rank | Median Household Income ▼ | City / Population |
| 1. | $250,001 | Brookville, NY / 3,455 |
| 1. | $250,001 | Hewlett Bay Park, NY / 519 |
| 3. | $248,036 | Plandome, NY / 1,382 |
| 4. | $246,875 | Oyster Bay Cove, NY / 2,522 |
| 5. | $237,135 | Scarsdale, NY / 17,109 |
| 6. | $235,035 | Malverne Park Oaks, NY / 450 |
| 7. | $235,000 | Hewlett Neck, NY / 468 |
| 8. | $227,716 | Munsey Park, NY / 2,664 |
| 9. | $226,250 | Sands Point, NY / 2,660 |
| 10. | $225,417 | Muttontown, NY / 3,441 |
| 11. | $219,107 | Old Field, NY / 914 |
| 12. | $218,750 | Hewlett Harbor, NY / 1,173 |
| 13. | $212,917 | Plandome Manor, NY / 880 |
| 14. | $203,125 | Old Westbury, NY / 3,941 |
| 15. | $202,708 | Lake Success, NY / 2,897 |
| 16. | $201,985 | Roslyn Harbor, NY / 1,151 |
| 17. | $201,974 | East Hills, NY / 6,853 |
| 18. | $200,833 | Plandome Heights, NY / 1,053 |
| 19. | $195,833 | Flower Hill, NY / 4,607 |
| 20. | $195,673 | Old Greenwich, CT / 6,568 |
| 21. | $192,917 | Laurel Hollow, NY / 1,884 |
| 22. | $192,885 | Greenville CDP, NY / 6,877 |
| 23. | $186,500 | Lloyd Harbor, NY / 3,667 |
| 24. | $180,000 | Roslyn Estates, NY / 1,235 |
| 25. | $178,465 | Bronxville, NY / 6,329 |
| 26. | $175,833 | Nissequogue, NY / 1,590 |
| 27. | $175,766 | Darien, CT / 20,414 |
| 28. | $173,438 | Great River, NY / 1,646 |
| 29. | $172,054 | Alpine, NJ / 1,926 |
| 30. | $171,771 | Bellerose, NY / 1,244 |
| 31. | $170,888 | Bedford, NY / 1,817 |
| 32. | $170,833 | Matinecock, NY / 766 |
| 33. | $170,625 | Upper Brookville, NY / 1,489 |
| 34. | $169,038 | Larchmont, NY / 5,860 |
| 35. | $166,875 | Scotts Corners, NY / 503 |
| 36. | $166,071 | Kensington, NY / 1,205 |
| 37. | $158,295 | Belle Terre, NY / 929 |
| 38. | $154,865 | Pelham Manor, NY / 5,449 |
| 39. | $154,500 | Greenvale, NY / 449 |
| 40. | $154,167 | Harbor Hills, NY / 495 |
| 41. | $153,750 | Woodsburgh, NY / 745 |
| 42. | $152,813 | Head Of The Harbor, NY / 1,399 |
| 43. | $151,563 | Southport, CT / 1,461 |
| 44. | $151,010 | Kings Point, NY / 4,974 |
| 45. | $150,771 | Westport, CT / 26,109 |
| 46. | $147,026 | Woodbury, NY / 9,075 |
| 47. | $146,477 | East Williston, NY / 2,531 |
| 48. | $146,316 | Dix Hills, NY / 26,548 |
| 49. | $146,250 | Centre Island, NY / 384 |
| 49. | $146,250 | Cove Neck, NY / 233 |
| 51. | $146,069 | Rye, NY / 15,497 |
| 52. | $145,641 | Goldens Bridge, NY / 1,787 |
| 53. | $145,625 | Poquott, NY / 1,168 |
| 54. | $145,476 | Riverside, CT / 8,413 |
| 55. | $142,583 | Oak Beach-Captree, NY / 475 |
| 56. | $139,956 | Garden City, NY / 22,120 |
| 57. | $137,778 | Rockleigh, NJ / 519 |
| 58. | $135,341 | Harbor Isle, NY / 1,199 |
| 59. | $135,104 | Great Neck Estates, NY / 2,732 |
| 60. | $134,821 | Cold Spring Harbor, NY / 4,952 |
| 61. | $134,265 | Jericho, NY / 13,011 |
| 62. | $133,333 | Huntington Bay, NY / 1,433 |
| 63. | $132,857 | Saddle Rock, NY / 1,048 |
| 64. | $131,563 | Asharoken, NY / 677 |
| 65. | $131,115 | East Norwich, NY / 2,590 |
| 66. | $130,469 | Armonk, NY / 4,012 |
| 67. | $130,257 | Syosset, NY / 18,905 |
| 68. | $128,967 | North Hills, NY / 4,940 |
| 69. | $128,750 | Saddle Rock Estates, NY / 524 |
| 70. | $128,285 | Searingtown, NY / 4,555 |
| 71. | $128,125 | Lattingtown, NY / 2,147 |
| 72. | $127,750 | Old Brookville, NY / 2,225 |
| 73. | $127,297 | Cos Cob, CT / 6,126 |
| 74. | $126,098 | Thomaston, NY / 2,615 |
| 75. | $126,053 | Great Neck Gardens, NY / 908 |
| 76. | $125,865 | Tenafly, NJ / 14,276 |
| 77. | $125,833 | Shoreham, NY / 669 |
| 78. | $125,757 | Northwest Harbor, NY / 4,106 |
| 79. | $125,199 | Fort Salonga, NY / 10,494 |
| 80. | $124,722 | Brightwaters, NY / 3,131 |
| 81. | $124,167 | Eatons Neck, NY / 1,352 |
| 82. | $123,482 | Lawrence, NY / 6,445 |
| 83. | $123,094 | Glenville, CT / 2,444 |
| 84. | $122,974 | Rye Brook, NY / 9,151 |
| 85. | $122,941 | Hastings On Hudson, NY / 7,782 |
| 86. | $122,560 | West Hills, NY / 5,336 |
| 87. | $122,105 | Merrick, NY / 21,326 |
| 88. | $121,543 | Woodmere, NY / 17,455 |
| 89. | $120,250 | Mill Neck, NY / 808 |
| 90. | $119,788 | East Shoreham, NY / 6,388 |
| 91. | $118,397 | Stony Brook, NY / 13,658 |
| 92. | $118,011 | Water Mill, NY / 1,526 |
| 93. | $117,891 | Plainview, NY / 25,786 |
| 94. | $117,500 | Russell Gardens, NY / 963 |
| 95. | $116,597 | Ridgefield, CT / 7,721 |
| 96. | $116,148 | Setauket-East Setauket, NY / 15,711 |
| 97. | $115,875 | Irvington, NY / 6,419 |
| 98. | $115,612 | Port Washington, NY / 16,136 |
| 99. | $115,217 | Manhasset Hills, NY / 3,686 |
| 100. | $114,975 | Massapequa, NY / 22,759 |
| 101. | $114,394 | Ardsley, NY / 4,391 |
| 102. | $114,135 | Village Of The Branch, NY / 1,800 |
| 103. | $113,438 | Lido Beach, NY / 2,611 |
| 104. | $113,264 | North Merrick, NY / 12,385 |
| 105. | $113,125 | Roslyn Heights, NY / 6,482 |
| 106. | $112,679 | North Haven, NY / 1,002 |
| 107. | $112,303 | Georgetown, CT / 1,566 |
| 108. | $112,007 | Malverne, NY / 8,520 |
| 109. | $111,989 | Pelham, NY / 6,776 |
| 110. | $111,069 | Mount Sinai, NY / 11,624 |
| 111. | $111,004 | Wantagh, NY / 17,981 |
| 112. | $110,988 | Huntington, NY / 18,720 |
| 113. | $109,375 | West Bay Shore, NY / 4,409 |
| 114. | $109,268 | Bellmore, NY / 16,189 |
| 115. | $109,079 | Floral Park, NY / 16,013 |
| 116. | $109,050 | Old Bethpage, NY / 5,577 |
| 117. | $108,571 | East Atlantic Beach, NY / 1,838 |
| 118. | $108,449 | Manhasset, NY / 8,207 |
| 119. | $108,141 | Nesconset, NY / 13,607 |
| 120. | $107,962 | Northport, NY / 7,445 |
| 121. | $107,814 | Smithtown, NY / 26,199 |
| 122. | $107,774 | Miller Place, NY / 12,293 |
| 123. | $107,512 | Commack, NY / 36,153 |
| 124. | $107,340 | Seaford, NY / 15,463 |
| 125. | $107,321 | Stewart Manor, NY / 2,159 |
| 126. | $106,985 | Chappaqua, NY / 1,040 |
| 126. | $106,985 | Glen Head, NY / 4,559 |
| 128. | $106,299 | Harrison, NY / 26,780 |
| 129. | $106,141 | Newtown, CT / 1,998 |
| 130. | $106,012 | University Gardens, NY / 3,987 |
| 131. | $105,119 | Laurel, NY / 1,075 |
| 132. | $104,816 | Hawthorne, NY / 4,529 |
| 133. | $104,671 | Halesite, NY / 2,110 |
| 134. | $104,603 | Melville, NY / 19,050 |
| 135. | $104,545 | South Hempstead, NY / 3,187 |
| 136. | $104,023 | Rockville Centre, NY / 23,941 |
| 137. | $103,864 | Glenwood Landing, NY / 3,589 |
| 138. | $103,789 | Massapequa Park, NY / 16,965 |
| 139. | $103,750 | North Bellmore, NY / 19,575 |
| 140. | $103,611 | Point Lookout, NY / 1,272 |
| 141. | $102,255 | Orange, CT / 13,831 |
| 142. | $102,188 | Atlantic Beach, NY / 1,858 |
| 143. | $102,059 | Trumbull, CT / 35,495 |
| 144. | $102,000 | Baxter Estates, NY / 958 |
| 145. | $101,964 | Englewood Cliffs, NJ / 5,266 |
| 146. | $101,521 | Oceanside, NY / 31,078 |
| 147. | $101,179 | South Valley Stream, NY / 5,263 |
| 148. | $101,162 | Wading River, NY / 8,157 |
| 149. | $100,659 | Dobbs Ferry, NY / 10,782 |
| 150. | $100,603 | Herricks, NY / 3,937 |
| 151. | $100,417 | Pleasantville, NY / 7,015 |
| 152. | $100,054 | Hauppauge, NY / 20,922 |
| 153. | $99,931 | North Massapequa, NY / 18,665 |
| 154. | $99,872 | Baldwin, NY / 23,711 |
| 155. | $99,583 | Garden City Park, NY / 7,811 |
| 156. | $99,250 | Eastchester, NY / 19,303 |
| 157. | $98,984 | Sea Cliff, NY / 4,972 |
| 158. | $98,918 | East Northport, NY / 20,957 |
| 159. | $98,843 | Centerport, NY / 5,610 |
| 160. | $98,837 | Plainedge, NY / 9,246 |
| 161. | $98,553 | Salisbury, NY / 11,771 |
| 162. | $98,500 | Sagaponack, NY / 256 |
| 163. | $98,355 | Port Jefferson, NY / 7,827 |
| 164. | $98,125 | Wainscott, NY / 436 |
| 165. | $97,891 | Katonah, NY / 1,467 |
| 166. | $97,868 | Baiting Hollow, NY / 1,764 |
| 167. | $97,602 | Williston Park, NY / 7,239 |
| 168. | $97,407 | Babylon, NY / 12,264 |
| 169. | $97,308 | North New Hyde Park, NY / 14,750 |
| 170. | $97,242 | West Islip, NY / 28,692 |
| 171. | $97,220 | Valhalla, NY / 3,083 |
| 172. | $96,863 | Greenwich, CT / 13,271 |
| 173. | $96,500 | East Massapequa, NY / 17,833 |
| 174. | $96,473 | Saint James, NY / 12,774 |
| 175. | $95,673 | Baldwin Harbor, NY / 8,692 |
| 176. | $95,000 | Bridgehampton, NY / 1,200 |
| 177. | $94,983 | Lake Grove, NY / 11,018 |
| 178. | $94,801 | North Wantagh, NY / 11,704 |
| 179. | $94,348 | West Hempstead, NY / 18,435 |
| 180. | $94,250 | East Islip, NY / 13,938 |
| 181. | $94,031 | Sayville, NY / 16,107 |
| 182. | $93,393 | Port Washington North, NY / 3,041 |
| 183. | $93,199 | North Valley Stream, NY / 16,505 |
| 184. | $93,070 | Manorville, NY / 13,514 |
| 185. | $92,571 | Greenlawn, NY / 12,885 |
| 186. | $92,439 | South Farmingdale, NY / 14,764 |
| 187. | $92,076 | Garden City South, NY / 3,788 |
| 188. | $92,045 | Piermont, NY / 2,513 |
| 189. | $91,826 | Holbrook, NY / 26,981 |
| 190. | $91,814 | Levittown, NY / 53,479 |
| 191. | $91,721 | Islandia, NY / 3,300 |
| 192. | $91,250 | Center Moriches, NY / 8,132 |
| 193. | $91,163 | Elwood, NY / 11,136 |
| 194. | $91,091 | Holtsville, NY / 19,277 |
| 195. | $91,047 | Bohemia, NY / 9,898 |
| 196. | $90,930 | Centereach, NY / 31,684 |
| 197. | $90,625 | Gilgo, NY / 113 |
| 198. | $90,577 | East Farmingdale, NY / 6,116 |
| 199. | $90,393 | Blue Point, NY / 4,742 |
| 200. | $90,357 | Kings Park, NY / 16,981 |
| 201. | $90,331 | North Sea, NY / 5,183 |
| 202. | $90,172 | Byram, CT / 4,614 |
| 203. | $90,015 | Mattituck, NY / 4,146 |
| 204. | $89,653 | East Rockaway, NY / 9,836 |
| 205. | $89,524 | New Hyde Park, NY / 9,621 |
| 206. | $89,417 | South Huntington, NY / 9,886 |
| 207. | $89,250 | North Lynbrook, NY / 742 |
| 208. | $89,176 | East Meadow, NY / 37,477 |
| 209. | $88,992 | Islip Terrace, NY / 5,742 |
| 210. | $88,785 | Terryville, NY / 11,941 |
| 211. | $88,631 | Islip, NY / 18,970 |
| 212. | $88,558 | Thornwood, NY / 3,672 |
| 213. | $88,478 | Westhampton, NY / 3,440 |
| 214. | $88,191 | Wheatley Heights, NY / 6,195 |
| 215. | $88,043 | Cedarhurst, NY / 6,466 |
| 216. | $87,929 | West Sayville, NY / 5,217 |
| 217. | $87,842 | Noyack, NY / 3,627 |
| 218. | $87,822 | Hartsdale, NY / 5,165 |
| 219. | $87,012 | Bay Park, NY / 1,925 |
| 220. | $86,946 | Bethpage, NY / 16,627 |
| 221. | $86,793 | Ronkonkoma, NY / 19,779 |
| 222. | $86,787 | Lynbrook, NY / 19,380 |
| 223. | $86,307 | Mamaroneck, NY / 18,728 |
| 224. | $86,154 | Aquebogue, NY / 2,261 |
| 225. | $85,759 | Barnum Island, NY / 2,632 |
| 226. | $85,469 | South Floral Park, NY / 1,562 |
| 226. | $85,469 | Roslyn, NY / 2,726 |
| 228. | $85,401 | Sag Harbor, NY / 1,954 |
| 229. | $85,397 | Hicksville, NY / 41,787 |
| 230. | $85,345 | Lindenhurst, NY / 27,386 |
| 231. | $85,341 | East Moriches, NY / 4,880 |
| 232. | $85,000 | Westhampton Beach, NY / 2,021 |
| 232. | $85,000 | North Great River, NY / 3,795 |
| 234. | $84,511 | Carle Place, NY / 5,588 |
| 235. | $84,234 | East Hampton, NY / 1,221 |
| 236. | $83,864 | Bellerose Terrace, NY / 1,907 |
| 237. | $83,836 | Lakeview, NY / 5,570 |
| 238. | $83,600 | Hewlett, NY / 6,735 |
| 239. | $83,588 | North Haven, CT / 23,927 |
| 240. | $83,480 | Medford, NY / 24,638 |
| 241. | $83,015 | Yaphank, NY / 6,202 |
| 242. | $82,762 | Shirley, NY / 28,070 |
| 243. | $82,745 | North Babylon, NY / 17,732 |
| 244. | $82,603 | Farmingville, NY / 16,016 |
| 245. | $82,574 | Cutchogue, NY / 3,521 |
| 246. | $82,279 | Valley Stream, NY / 36,981 |
| 247. | $81,889 | Locust Valley, NY / 3,091 |
| 248. | $81,888 | Bayville, NY / 6,701 |
| 249. | $81,808 | East Quogue, NY / 4,769 |
| 250. | $81,786 | Saltaire, NY / 58 |
| 251. | $81,764 | Lake Ronkonkoma, NY / 21,506 |
| 252. | $81,341 | Tuckahoe village, NY / 6,408 |
| 253. | $81,283 | Bayport, NY / 8,917 |
| 254. | $81,250 | Southampton, NY / 3,271 |
| 255. | $80,724 | Bellport, NY / 2,283 |
| 256. | $80,683 | Tarrytown, NY / 11,200 |
| 257. | $80,656 | Shelton, CT / 39,061 |
| 258. | $80,356 | Elmont, NY / 34,486 |
| 259. | $80,200 | Franklin Square, NY / 29,678 |
| 260. | $80,189 | Rocky Point, NY / 13,565 |
| 261. | $80,081 | Westbury, NY / 14,910 |
| 262. | $79,591 | West Babylon, NY / 44,552 |
| 263. | $79,583 | Albertson, NY / 5,717 |
| 264. | $79,427 | Oyster Bay, NY / 5,437 |
| 265. | $78,736 | Great Neck, NY / 9,842 |
| 266. | $78,452 | Brookhaven, NY / 2,705 |
| 267. | $78,325 | Deer Park, NY / 28,292 |
| 268. | $78,310 | Oakdale, NY / 7,677 |
| 269. | $78,295 | Peconic, NY / 566 |
| 270. | $78,194 | Fairview CDP, NY / 2,386 |
| 271. | $77,692 | Coram, NY / 38,619 |
| 272. | $77,673 | Long Beach, NY / 33,442 |
| 273. | $77,147 | Milford, CT / 51,019 |
| 274. | $77,115 | Sound Beach, NY / 7,579 |
| 275. | $77,000 | Orient, NY / 600 |
| 276. | $76,792 | Jamesport, NY / 1,158 |
| 277. | $76,667 | Remsenburg-Speonk, NY / 2,184 |
| 278. | $76,650 | Bay Wood, NY / 7,865 |
| 279. | $76,617 | Farmingdale, NY / 8,169 |
| 280. | $76,607 | North Bellport, NY / 11,265 |
| 281. | $76,429 | Madison Center, CT / 2,245 |
| 282. | $76,411 | North Patchogue, NY / 7,210 |
| 283. | $76,218 | Elmsford, NY / 4,620 |
| 284. | $76,161 | Norwalk, CT / 84,611 |
| 285. | $76,000 | East Garden City, NY / 5,560 |
| 286. | $75,744 | Manorhaven, NY / 6,433 |
| 287. | $75,724 | Shelter Island Heights, NY / 1,285 |
| 288. | $75,579 | Stamford, CT / 120,907 |
| 289. | $75,500 | Dering Harbor, NY / 16 |
| 290. | $75,306 | Mastic, NY / 14,485 |
| 291. | $75,221 | Mineola, NY / 18,691 |
| 292. | $74,819 | Selden, NY / 19,592 |
| 293. | $74,667 | Huntington Station, NY / 31,668 |
| 294. | $74,510 | North Lindenhurst, NY / 11,627 |
| 295. | $74,366 | Amityville, NY / 9,537 |
| 296. | $74,005 | Island Park, NY / 4,634 |
| 297. | $73,750 | Tuckahoe, NY / 1,408 |
| 298. | $73,681 | Pemberwick, CT / 3,406 |
| 299. | $73,624 | Glen Cove, NY / 26,728 |
| 300. | $73,522 | White Plains, NY / 55,881 |
| 301. | $73,050 | East Marion, NY / 1,338 |
| 302. | $73,047 | Moriches, NY / 3,016 |
| 303. | $72,540 | North Bay Shore, NY / 19,515 |
| 304. | $71,839 | Uniondale, NY / 24,496 |
| 305. | $71,828 | Copiague, NY / 20,620 |
| 306. | $71,667 | Woodmont, CT / 1,734 |
| 306. | $71,667 | Cannondale, CT / 184 |
| 308. | $70,903 | Southold, NY / 5,780 |
| 309. | $69,962 | Port Jefferson Station, NY / 7,521 |
| 310. | $69,952 | New Cassel, NY / 12,564 |
| 311. | $69,639 | Northville CDP, NY / 1,190 |
| 312. | $69,429 | Roosevelt, NY / 15,046 |
| 313. | $69,081 | Freeport, NY / 42,702 |
| 314. | $69,015 | Sleepy Hollow, NY / 9,701 |
| 315. | $68,888 | East Patchogue, NY / 21,081 |
| 316. | $68,876 | Central Islip, NY / 35,912 |
| 317. | $68,828 | Springs, NY / 6,764 |
| 318. | $68,750 | Brentwood, NY / 54,818 |
| 319. | $68,276 | Flanders, NY / 4,509 |
| 320. | $67,530 | Stratford, CT / 50,821 |
| 321. | $67,500 | West Hampton Dunes, NY / 43 |
| 322. | $67,462 | Mastic Beach, NY / 12,869 |
| 323. | $67,361 | Quiogue, NY / 759 |
| 324. | $66,875 | Guilford Center, CT / 2,619 |
| 324. | $66,875 | Northampton, NY / 570 |
| 326. | $66,838 | Middle Island, NY / 10,230 |
| 327. | $66,472 | Saybrook Manor, CT / 1,325 |
| 328. | $66,402 | Bethel, CT / 8,799 |
| 329. | $66,382 | Bay Shore, NY / 27,916 |
| 330. | $65,774 | Shinnecock Hills, NY / 1,835 |
| 331. | $65,365 | Quogue, NY / 714 |
| 332. | $65,317 | New Rochelle, NY / 75,823 |
| 333. | $64,935 | Hampton Bays, NY / 13,606 |
| 334. | $64,250 | Fire Island, NY / 264 |
| 335. | $63,929 | Mount Kisco, NY / 10,653 |
| 336. | $63,153 | Greenport West, NY / 1,959 |
| 337. | $61,438 | Shelter Island, NY / 1,303 |
| 338. | $60,833 | Ocean Beach, NY / 115 |
| 339. | $60,167 | Stony Brook University, NY / 8,362 |
| 340. | $59,918 | East Haven, CT / 29,074 |
| 341. | $59,099 | Clinton, CT / 3,469 |
| 342. | $58,472 | Great Neck Plaza, NY / 6,613 |
| 343. | $58,401 | Gordon Heights, NY / 3,261 |
| 344. | $57,864 | Branford Center, CT / 6,442 |
| 345. | $57,231 | North Amityville, NY / 17,814 |
| 346. | $56,692 | Wallingford Center, CT / 17,947 |
| 347. | $56,541 | Ansonia, CT / 19,163 |
| 348. | $56,104 | Calverton, NY / 6,532 |
| 349. | $55,929 | Patchogue, NY / 11,836 |
| 350. | $55,715 | Yonkers, NY / 194,880 |
| 351. | $55,663 | Bedford Hills, NY / 3,261 |
| 352. | $54,625 | Wilton Center, CT / 799 |
| 353. | $54,052 | Wyandanch, NY / 10,931 |
| 354. | $53,391 | East Hampton North, NY / 3,590 |
| 355. | $53,333 | Hempstead, NY / 53,365 |
| 356. | $53,273 | Ridge, NY / 13,172 |
| 357. | $52,758 | Port Chester, NY / 28,610 |
| 358. | $52,211 | Riverhead, NY / 12,700 |
| 359. | $52,122 | Inwood, NY / 10,455 |
| 360. | $52,069 | Eastport, NY / 1,490 |
| 361. | $52,029 | Derby, CT / 12,826 |
| 362. | $51,854 | West Haven, CT / 55,070 |
| 363. | $50,285 | New York, NY / 8,078,471 |
| 364. | $49,862 | Mount Vernon, NY / 67,073 |
| 365. | $48,398 | Greenport, NY / 2,346 |
| 366. | $44,643 | New Suffolk, NY / 188 |
| 367. | $41,047 | Bridgeport, CT / 142,576 |
| 368. | $38,963 | New Haven, CT / 128,885 |
| 369. | $35,175 | Riverside CDP, NY / 2,803 |
| 370. | $32,351 | Westbrook Center, CT / 2,326 |
Please note that we only rank locations with 'Median Household Income' data. The rank above might not be a complete list. Locations without 'Median Household Income' 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.