Local Data Search
A total of 374 results found. Show Results on Map. The education index is an indicator of the average education level of the population. A higher education index value means more educated population.
| Rank | Average Education Index ▲ | City / Population |
| 1. | 10.20 | Langley Park, MD / 18,159 |
| 2. | 10.97 | West Denton, MD / 103 |
| 3. | 11.10 | Jessup, MD / 11,078 |
| 4. | 11.19 | Goldsboro, MD / 338 |
| 5. | 11.30 | Rock Point, MD / 71 |
| 6. | 11.34 | Lansdowne, MD / 8,629 |
| 7. | 11.38 | East Riverdale, MD / 15,669 |
| 8. | 11.39 | Brentwood, MD / 3,037 |
| 9. | 11.41 | Edmonston, MD / 1,328 |
| 10. | 11.73 | Eagle Harbor, MD / 19 |
| 11. | 11.75 | Colmar Manor, MD / 1,383 |
| 12. | 11.83 | Brookview, MD / 58 |
| 13. | 11.83 | North Brentwood, MD / 555 |
| 14. | 11.83 | Butlertown, MD / 662 |
| 15. | 11.84 | Worton, MD / 136 |
| 16. | 11.85 | Baltimore Highlands, MD / 7,319 |
| 17. | 11.86 | Charlotte Hall, MD / 1,384 |
| 18. | 11.88 | Fairlee, MD / 239 |
| 19. | 11.90 | Cottage City, MD / 1,106 |
| 20. | 11.96 | Landover Hills, MD / 1,876 |
| 21. | 11.96 | Benedict, MD / 244 |
| 22. | 11.96 | Port Royal, VA / 175 |
| 23. | 11.97 | Federalsburg, MD / 2,755 |
| 24. | 12.04 | Chillum, MD / 35,034 |
| 25. | 12.09 | Broomes Island, MD / 203 |
| 26. | 12.09 | Brooklyn Park, MD / 14,178 |
| 27. | 12.10 | Dundalk, MD / 62,444 |
| 28. | 12.11 | Morningside, MD / 1,683 |
| 29. | 12.16 | Aquasco, MD / 836 |
| 30. | 12.19 | Hurlock, MD / 1,989 |
| 31. | 12.21 | Fairmount Heights, MD / 1,292 |
| 32. | 12.24 | Barclay, MD / 168 |
| 33. | 12.24 | Edgemere, MD / 9,053 |
| 34. | 12.25 | Woodlawn CDP, MD / 6,490 |
| 35. | 12.29 | East New Market, MD / 315 |
| 36. | 12.29 | Secretary, MD / 667 |
| 37. | 12.30 | Middle River, MD / 23,799 |
| 38. | 12.34 | Riverdale Park, MD / 6,893 |
| 39. | 12.34 | Cambridge, MD / 12,109 |
| 40. | 12.39 | Sharptown, MD / 865 |
| 41. | 12.41 | Georgetown, MD / 254 |
| 42. | 12.42 | Essex, MD / 38,790 |
| 43. | 12.43 | Coral Hills, MD / 9,653 |
| 44. | 12.43 | Church Creek, MD / 91 |
| 45. | 12.44 | Ridgely, MD / 2,257 |
| 46. | 12.44 | Greensboro, MD / 2,455 |
| 47. | 12.47 | Chance, MD / 326 |
| 48. | 12.49 | Bladensburg, MD / 8,918 |
| 49. | 12.49 | Bivalve, MD / 181 |
| 50. | 12.51 | Marumsco, VA / 32,423 |
| 51. | 12.51 | Potomac Heights, MD / 1,268 |
| 52. | 12.52 | Landover, MD / 23,540 |
| 53. | 12.55 | Cordova, MD / 543 |
| 54. | 12.56 | Saint Leonard, MD / 918 |
| 55. | 12.59 | Peppermill Village, MD / 4,842 |
| 56. | 12.60 | Galestown, MD / 57 |
| 57. | 12.61 | Dumfries, VA / 4,947 |
| 58. | 12.65 | Hebron, MD / 871 |
| 59. | 12.65 | Glassmanor, MD / 17,536 |
| 60. | 12.69 | Seat Pleasant, MD / 4,612 |
| 61. | 12.71 | New Carrollton, MD / 12,123 |
| 62. | 12.72 | Stafford Courthouse, VA / 4,064 |
| 63. | 12.76 | Ferndale, MD / 17,104 |
| 64. | 12.79 | Capitol Heights, MD / 4,298 |
| 65. | 12.79 | Golden Beach, MD / 3,779 |
| 66. | 12.79 | Mount Rainier, MD / 8,149 |
| 67. | 12.79 | Denton, MD / 4,204 |
| 68. | 12.80 | Warsaw, VA / 1,117 |
| 69. | 12.80 | Edesville, MD / 203 |
| 70. | 12.80 | Tilghman Island, MD / 656 |
| 71. | 12.81 | Manassas Park, VA / 13,195 |
| 72. | 12.82 | Hillsboro, MD / 111 |
| 73. | 12.83 | Mardela Springs, MD / 285 |
| 74. | 12.84 | Colonial Beach, VA / 3,465 |
| 75. | 12.85 | Yorkshire, VA / 6,800 |
| 76. | 12.89 | Deal Island, MD / 456 |
| 77. | 12.89 | Glen Burnie, MD / 65,523 |
| 78. | 12.89 | Queen Anne town, MD / 243 |
| 79. | 12.89 | Prince Frederick, MD / 2,601 |
| 80. | 12.89 | Quantico, VA / 1,006 |
| 81. | 12.90 | Eldorado, MD / 102 |
| 82. | 12.91 | Hyattsville, MD / 17,254 |
| 83. | 12.91 | Cedarville, MD / 876 |
| 84. | 12.91 | Baltimore, MD / 620,538 |
| 85. | 12.91 | Forestville, MD / 12,297 |
| 86. | 12.95 | Montross, VA / 377 |
| 87. | 12.96 | Cobb Island, MD / 714 |
| 88. | 12.98 | Rosedale, MD / 19,044 |
| 89. | 12.99 | District Heights, MD / 5,858 |
| 90. | 12.99 | Marlow Heights, MD / 6,344 |
| 91. | 13.00 | Choptank, MD / 118 |
| 92. | 13.01 | Bowleys Quarters, MD / 6,607 |
| 93. | 13.01 | Suitland, MD / 25,240 |
| 94. | 13.03 | Dames Quarter, MD / 142 |
| 95. | 13.04 | Woodlawn CDP, VA / 19,578 |
| 96. | 13.06 | Wheaton, MD / 45,079 |
| 97. | 13.08 | Glenarden, MD / 6,069 |
| 98. | 13.08 | Adelphi, MD / 15,040 |
| 99. | 13.11 | Walker Mill, MD / 11,575 |
| 100. | 13.11 | Hillcrest Heights, MD / 15,910 |
| 101. | 13.12 | Bryans Road, MD / 7,552 |
| 102. | 13.12 | Grasonville, MD / 3,114 |
| 103. | 13.13 | Boswell'S Corner, VA / 1,490 |
| 104. | 13.13 | Church Hill, MD / 551 |
| 105. | 13.13 | Madison, MD / 267 |
| 106. | 13.15 | Lusby, MD / 2,325 |
| 107. | 13.17 | Silver Hill, MD / 6,104 |
| 108. | 13.18 | Mechanicsville, MD / 1,528 |
| 109. | 13.19 | Leonardtown, MD / 2,770 |
| 110. | 13.20 | Rock Hall, MD / 1,243 |
| 111. | 13.20 | Taylors Island, MD / 188 |
| 112. | 13.20 | Indian Head, MD / 3,832 |
| 113. | 13.21 | Riviera Beach, MD / 11,813 |
| 114. | 13.21 | Preston, MD / 512 |
| 115. | 13.23 | North Beach, MD / 1,606 |
| 116. | 13.23 | Passapatanzy, VA / 1,126 |
| 117. | 13.26 | Temple Hills, MD / 7,639 |
| 118. | 13.26 | Pomfret, MD / 477 |
| 119. | 13.29 | Oxon Hill, MD / 18,417 |
| 120. | 13.30 | Fishing Creek, MD / 80 |
| 121. | 13.30 | Pasadena, MD / 22,189 |
| 122. | 13.32 | Overlea, MD / 12,672 |
| 123. | 13.33 | Calvert Beach, MD / 599 |
| 124. | 13.38 | Linthicum, MD / 10,444 |
| 125. | 13.39 | Piney Point, MD / 913 |
| 126. | 13.40 | Arbutus, MD / 20,406 |
| 127. | 13.41 | Queenstown, MD / 690 |
| 128. | 13.41 | Lanham, MD / 8,931 |
| 129. | 13.42 | Algonquin, MD / 1,130 |
| 130. | 13.45 | Lochearn, MD / 25,720 |
| 131. | 13.45 | Milford Mill, MD / 28,767 |
| 132. | 13.47 | Seabrook, MD / 15,620 |
| 133. | 13.48 | Dahlgren, VA / 2,345 |
| 134. | 13.48 | Seven Corners, VA / 8,333 |
| 135. | 13.48 | Mellwood, MD / 2,852 |
| 136. | 13.51 | King George, VA / 3,613 |
| 137. | 13.51 | Hybla Valley, VA / 14,617 |
| 138. | 13.51 | Forest Heights, MD / 2,152 |
| 139. | 13.51 | Queen Anne, MD / 1,132 |
| 140. | 13.52 | Dale City, VA / 63,625 |
| 141. | 13.52 | Beltsville, MD / 15,444 |
| 142. | 13.53 | National Harbor, MD / 3,127 |
| 143. | 13.54 | Whitehaven, MD / 95 |
| 144. | 13.55 | Trappe, MD / 1,182 |
| 145. | 13.57 | Baden, MD / 2,269 |
| 146. | 13.57 | Fairview Beach, VA / 574 |
| 147. | 13.58 | Lexington Park, MD / 10,882 |
| 148. | 13.58 | Clinton, MD / 35,985 |
| 149. | 13.60 | Westphalia, MD / 6,095 |
| 150. | 13.63 | Owings, MD / 2,242 |
| 151. | 13.64 | Summerfield, MD / 11,134 |
| 152. | 13.65 | Chesapeake Ranch Estates, MD / 9,735 |
| 153. | 13.65 | Centreville, MD / 3,937 |
| 154. | 13.67 | Lake Shore, MD / 18,880 |
| 155. | 13.67 | La Plata, MD / 8,496 |
| 156. | 13.68 | Triangle, VA / 7,693 |
| 157. | 13.69 | Shady Side, MD / 5,885 |
| 158. | 13.72 | Camp Springs, MD / 18,770 |
| 159. | 13.73 | Waldorf, MD / 67,143 |
| 160. | 13.73 | Marlboro Meadows, MD / 3,631 |
| 161. | 13.74 | Woodlawn, MD / 37,978 |
| 162. | 13.77 | Potomac Mills, VA / 4,715 |
| 163. | 13.79 | Rossville, MD / 15,072 |
| 164. | 13.79 | Friendly, MD / 9,968 |
| 165. | 13.80 | Port Tobacco Village, MD / 20 |
| 166. | 13.83 | Baileys Crossroads, VA / 20,855 |
| 167. | 13.86 | Cherry Hill, VA / 15,511 |
| 168. | 13.86 | Easton, MD / 15,310 |
| 169. | 13.87 | Springfield, VA / 30,548 |
| 170. | 13.88 | Vienna, MD / 255 |
| 171. | 13.90 | Chester, MD / 4,142 |
| 172. | 13.91 | Stevensville, MD / 6,813 |
| 173. | 13.91 | Crownsville, MD / 1,926 |
| 174. | 13.92 | Berwyn Heights, MD / 3,102 |
| 175. | 13.93 | Saint George Island, MD / 329 |
| 176. | 13.93 | Laurel, MD / 24,433 |
| 177. | 13.94 | Groveton, VA / 13,634 |
| 178. | 13.95 | Kingstown, MD / 1,811 |
| 179. | 13.97 | Jesterville, MD / 339 |
| 180. | 13.99 | Severn, MD / 41,753 |
| 181. | 13.99 | Drum Point, MD / 3,324 |
| 182. | 14.00 | Chestertown, MD / 5,162 |
| 183. | 14.01 | South Laurel, MD / 25,742 |
| 184. | 14.02 | Edgewater, MD / 8,692 |
| 185. | 14.02 | Aspen Hill, MD / 47,023 |
| 186. | 14.03 | Hughesville, MD / 1,739 |
| 187. | 14.03 | West Laurel, MD / 4,741 |
| 188. | 14.04 | Quantico, MD / 125 |
| 189. | 14.05 | Deale, MD / 4,934 |
| 190. | 14.08 | Saint Michaels, MD / 1,093 |
| 191. | 14.09 | Brandywine, MD / 6,018 |
| 192. | 14.10 | Williston, MD / 192 |
| 193. | 14.10 | White Oak, MD / 16,659 |
| 194. | 14.11 | California, MD / 11,970 |
| 195. | 14.12 | Annandale, VA / 38,439 |
| 196. | 14.12 | Accokeek, MD / 10,513 |
| 197. | 14.13 | Neabsco, VA / 9,425 |
| 198. | 14.13 | Elkridge, MD / 13,512 |
| 199. | 14.13 | Marlboro Village, MD / 9,365 |
| 200. | 14.14 | Springdale, MD / 2,522 |
| 201. | 14.14 | Croom, MD / 2,296 |
| 202. | 14.15 | Rosaryville, MD / 11,479 |
| 203. | 14.15 | Bryantown, MD / 662 |
| 204. | 14.16 | North Springfield, VA / 7,283 |
| 205. | 14.16 | Dunkirk, MD / 2,603 |
| 206. | 14.19 | Huntingtown, MD / 3,022 |
| 207. | 14.20 | Annapolis, MD / 37,825 |
| 208. | 14.20 | West Falls Church, VA / 27,608 |
| 209. | 14.23 | Chesapeake Beach, MD / 5,396 |
| 210. | 14.23 | Lincolnia, VA / 20,646 |
| 211. | 14.24 | Friendship, MD / 412 |
| 212. | 14.24 | Quantico Base, VA / 6,004 |
| 213. | 14.25 | Gambrills, MD / 2,575 |
| 214. | 14.25 | Hillandale, MD / 6,405 |
| 215. | 14.29 | Arden On The Severn, MD / 1,921 |
| 216. | 14.30 | Galesville, MD / 498 |
| 217. | 14.30 | Dahlgren Center, VA / 1,743 |
| 218. | 14.30 | Mayo, MD / 7,776 |
| 219. | 14.33 | Catonsville, MD / 41,866 |
| 220. | 14.39 | Kettering, MD / 12,545 |
| 221. | 14.41 | Oxford, MD / 603 |
| 222. | 14.41 | Bennsville, MD / 11,693 |
| 223. | 14.42 | Rose Hill, VA / 19,767 |
| 224. | 14.42 | Leisure World, MD / 8,666 |
| 225. | 14.42 | Fort Washington, MD / 25,145 |
| 226. | 14.42 | Glenmont, MD / 13,458 |
| 227. | 14.42 | North Kensington, MD / 9,623 |
| 228. | 14.43 | Fort Meade, MD / 10,910 |
| 229. | 14.46 | Burtonsville, MD / 9,233 |
| 230. | 14.48 | County Center, VA / 3,336 |
| 231. | 14.50 | Silver Spring, MD / 70,049 |
| 232. | 14.50 | Largo, MD / 11,012 |
| 233. | 14.50 | College Park, MD / 29,596 |
| 234. | 14.50 | Kent Narrows, MD / 589 |
| 235. | 14.50 | Savage, MD / 6,789 |
| 236. | 14.51 | Cheverly, MD / 6,234 |
| 237. | 14.51 | Lorton, VA / 19,262 |
| 238. | 14.56 | Greenbelt, MD / 22,817 |
| 239. | 14.57 | Queenland, MD / 2,135 |
| 240. | 14.58 | Buckhall, VA / 15,351 |
| 241. | 14.59 | Washington, DC / 584,400 |
| 242. | 14.59 | Redland, MD / 16,938 |
| 243. | 14.61 | Glenn Dale, MD / 14,129 |
| 244. | 14.63 | Fort Belvoir, VA / 6,288 |
| 245. | 14.63 | Maryland City, MD / 15,420 |
| 246. | 14.67 | Calverton, MD / 17,800 |
| 247. | 14.67 | Pimmit Hills, VA / 6,235 |
| 248. | 14.68 | Fairland, MD / 23,086 |
| 249. | 14.68 | Mason Neck, VA / 2,245 |
| 250. | 14.69 | Cape Saint Claire, MD / 8,670 |
| 251. | 14.71 | Nanticoke, MD / 167 |
| 252. | 14.71 | Odenton, MD / 35,399 |
| 253. | 14.75 | Brock Hall, MD / 8,153 |
| 254. | 14.78 | Upper Marlboro, MD / 739 |
| 255. | 14.79 | Laytonsville, MD / 290 |
| 256. | 14.79 | Riva, MD / 3,927 |
| 257. | 14.79 | Ravensworth, VA / 2,562 |
| 258. | 14.79 | Spencerville, MD / 1,494 |
| 259. | 14.80 | Bowie, MD / 54,314 |
| 260. | 14.80 | Kings Park, VA / 4,664 |
| 261. | 14.82 | Gaithersburg, MD / 58,169 |
| 262. | 14.84 | Marlton, MD / 9,012 |
| 263. | 14.85 | Lake Ridge, VA / 39,421 |
| 264. | 14.85 | Centreville, VA / 72,406 |
| 265. | 14.85 | Long Beach, MD / 1,866 |
| 266. | 14.87 | Mitchellville, MD / 11,653 |
| 267. | 14.89 | Newington, VA / 13,212 |
| 268. | 14.94 | Scaggsville, MD / 22,995 |
| 269. | 14.94 | Huntington, VA / 10,359 |
| 270. | 14.96 | Aquia Harbour, VA / 6,478 |
| 271. | 14.97 | Lake Arbor, MD / 10,309 |
| 272. | 14.97 | Woodbridge, VA / 3,984 |
| 273. | 14.99 | Kings Park West, VA / 14,384 |
| 274. | 15.00 | Andrews, MD / 2,719 |
| 275. | 15.02 | Laurel Hill, VA / 6,056 |
| 276. | 15.02 | Severna Park, MD / 37,079 |
| 277. | 15.04 | Konterra, MD / 2,168 |
| 278. | 15.06 | Fairfax, VA / 22,058 |
| 279. | 15.06 | Solomons, MD / 2,009 |
| 280. | 15.07 | Parole, MD / 14,894 |
| 281. | 15.08 | Tolchester, MD / 457 |
| 282. | 15.10 | Layhill, MD / 5,678 |
| 283. | 15.11 | Newington Forest, VA / 13,114 |
| 284. | 15.11 | Vienna, VA / 15,387 |
| 285. | 15.11 | Crofton, MD / 27,624 |
| 286. | 15.12 | Takoma Park, MD / 16,853 |
| 287. | 15.14 | Arnold, MD / 22,483 |
| 288. | 15.14 | Colesville, MD / 14,198 |
| 289. | 15.16 | Mount Vernon, VA / 11,753 |
| 290. | 15.19 | Forest Glen, MD / 6,182 |
| 291. | 15.20 | Annapolis Neck, MD / 11,105 |
| 292. | 15.20 | Herald Harbor, MD / 2,244 |
| 293. | 15.24 | Cloverly, MD / 15,413 |
| 294. | 15.24 | Four Corners, MD / 7,998 |
| 295. | 15.25 | Montclair, VA / 19,360 |
| 296. | 15.27 | Independent Hill, VA / 7,313 |
| 297. | 15.28 | Alexandria, VA / 133,647 |
| 298. | 15.28 | George Mason, VA / 8,877 |
| 299. | 15.31 | Greenbriar, VA / 7,672 |
| 300. | 15.34 | Kemp Mill, MD / 12,084 |
| 301. | 15.36 | North Laurel, MD / 4,076 |
| 302. | 15.37 | Fairwood, MD / 4,650 |
| 303. | 15.38 | Elliott, MD / 32 |
| 304. | 15.39 | West Springfield, VA / 22,272 |
| 305. | 15.42 | Merrifield, VA / 14,264 |
| 306. | 15.43 | Rockville, MD / 58,300 |
| 307. | 15.46 | Kingstowne, VA / 14,513 |
| 308. | 15.47 | Franconia, VA / 18,451 |
| 309. | 15.48 | Ilchester, MD / 22,907 |
| 310. | 15.48 | Occoquan, VA / 582 |
| 311. | 15.50 | Burke Centre, VA / 16,975 |
| 312. | 15.50 | Ashton-Sandy Spring, MD / 5,350 |
| 313. | 15.51 | Lake Barcroft, VA / 9,061 |
| 314. | 15.51 | Columbia, MD / 98,379 |
| 315. | 15.55 | Burke, VA / 41,472 |
| 316. | 15.55 | Tyaskin, MD / 227 |
| 317. | 15.58 | Olney, MD / 33,167 |
| 318. | 15.58 | Reston, VA / 53,257 |
| 319. | 15.61 | Fair Lakes, VA / 7,960 |
| 320. | 15.62 | Idylwood, VA / 15,676 |
| 321. | 15.63 | Woodburn, VA / 8,707 |
| 322. | 15.63 | Tall Timbers, MD / 347 |
| 323. | 15.65 | Hayfield, VA / 3,848 |
| 324. | 15.70 | Ellicott City, MD / 64,970 |
| 325. | 15.70 | Fulton, MD / 1,966 |
| 326. | 15.71 | Derwood, MD / 2,136 |
| 327. | 15.71 | Belle Haven CDP, VA / 6,559 |
| 328. | 15.72 | Clifton, VA / 277 |
| 329. | 15.78 | Fair Oaks, VA / 27,539 |
| 330. | 15.82 | Oakton, VA / 33,518 |
| 331. | 15.86 | Arlington, VA / 197,467 |
| 332. | 15.87 | Long Branch, VA / 7,943 |
| 333. | 15.97 | Wakefield, VA / 11,553 |
| 334. | 15.98 | Dunn Loring, VA / 9,249 |
| 335. | 16.01 | North Bethesda, MD / 40,489 |
| 336. | 16.03 | Fairfax Station, VA / 11,708 |
| 337. | 16.07 | Kensington, MD / 1,858 |
| 338. | 16.09 | Waterview, MD / 55 |
| 339. | 16.12 | Tysons Corner, VA / 17,087 |
| 340. | 16.13 | Mantua, VA / 7,514 |
| 341. | 16.15 | Falls Church, VA / 11,465 |
| 342. | 16.28 | Franklin Farm, VA / 19,531 |
| 343. | 16.29 | Naval Academy, MD / 4,168 |
| 344. | 16.31 | Washington Grove, MD / 445 |
| 345. | 16.32 | North Potomac, MD / 25,025 |
| 346. | 16.32 | Crosspointe, VA / 5,624 |
| 347. | 16.36 | Fort Hunt, VA / 15,944 |
| 348. | 16.44 | Great Falls, VA / 15,925 |
| 349. | 16.47 | South Kensington, MD / 8,149 |
| 350. | 16.55 | Wolf Trap, VA / 16,680 |
| 351. | 16.55 | Highland Beach, MD / 73 |
| 352. | 16.62 | South Run, VA / 6,729 |
| 353. | 16.65 | Cabin John, MD / 1,963 |
| 354. | 16.66 | Highland, MD / 679 |
| 355. | 16.68 | Brookeville, MD / 165 |
| 356. | 16.71 | Potomac, MD / 44,785 |
| 357. | 16.74 | Woodmore, MD / 3,501 |
| 358. | 16.76 | Mclean, VA / 46,132 |
| 359. | 16.82 | Chevy Chase View, MD / 1,010 |
| 360. | 16.83 | Chevy Chase CDP, MD / 9,741 |
| 361. | 16.97 | Garrett Park, MD / 917 |
| 362. | 16.99 | Travilah, MD / 12,063 |
| 363. | 17.00 | Bethesda, MD / 58,537 |
| 364. | 17.01 | Friendship Heights Village, MD / 5,768 |
| 365. | 17.03 | University Park, MD / 2,528 |
| 366. | 17.19 | North Chevy Chase, MD / 560 |
| 367. | 17.30 | Glen Echo, MD / 249 |
| 368. | 17.30 | Martins Additions, MD / 904 |
| 369. | 17.53 | Brookmont, MD / 3,626 |
| 370. | 17.54 | Chevy Chase, MD / 2,795 |
| 371. | 17.61 | Chevy Chase Section Three, MD / 711 |
| 372. | 17.66 | Somerset, MD / 1,367 |
| 373. | 17.73 | Chevy Chase Village, MD / 2,010 |
| 374. | 17.93 | Chevy Chase Section Five, MD / 735 |
Please note that we only rank locations with 'Average Education Index' data. The rank above might not be a complete list. Locations without 'Average Education Index' 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.