A total of 427 results found. Show Results on Map.
Rank | $200K or More Family Income Percentage ▼ | City / Population |
1. | 100.0% | Toeterville, IA / 23 |
2. | 21.3% | Superior, IA / 162 |
3. | 18.8% | Galt, IA / 49 |
4. | 18.5% | Orleans, IA / 759 |
5. | 18.2% | Grant, IA / 71 |
6. | 17.1% | Johnston, IA / 17,316 |
7. | 16.7% | Clive, IA / 15,557 |
8. | 15.9% | Robins, IA / 3,136 |
9. | 15.6% | Climbing Hill, IA / 102 |
10. | 14.6% | Searsboro, IA / 154 |
11. | 13.5% | Wahpeton, IA / 376 |
12. | 12.4% | Okoboji, IA / 660 |
13. | 12.1% | University Heights, IA / 1,318 |
14. | 11.9% | Ringsted, IA / 484 |
15. | 11.7% | Le Claire, IA / 3,737 |
16. | 11.4% | Eldridge, IA / 5,630 |
17. | 11.4% | Gravity, IA / 147 |
18. | 11.2% | Cumming, IA / 475 |
19. | 11.1% | Urbandale, IA / 39,426 |
20. | 10.4% | Bettendorf, IA / 33,347 |
21. | 10.2% | Lake Panorama, IA / 1,100 |
22. | 9.7% | Lakeside, IA / 788 |
23. | 9.7% | Ledyard, IA / 130 |
24. | 9.5% | Gruver, IA / 65 |
24. | 9.5% | Frederika, IA / 140 |
26. | 9.4% | West Des Moines, IA / 57,041 |
27. | 9.0% | Farley, IA / 1,572 |
28. | 8.9% | Waukee, IA / 14,108 |
29. | 8.5% | Coralville, IA / 18,931 |
30. | 8.1% | Marcus, IA / 1,148 |
31. | 8.1% | Diamondhead Lake, IA / 183 |
32. | 7.9% | Shueyville, IA / 520 |
33. | 7.8% | Prescott, IA / 292 |
34. | 7.7% | Jackson Junction, IA / 88 |
35. | 7.6% | Twin Lakes, IA / 283 |
36. | 7.5% | Hinton, IA / 840 |
37. | 7.5% | Centralia, IA / 151 |
38. | 7.1% | Bertram, IA / 338 |
39. | 7.0% | West Okoboji, IA / 376 |
40. | 7.0% | Thurman, IA / 167 |
41. | 6.9% | Scarville, IA / 103 |
42. | 6.8% | Independence, IA / 5,988 |
43. | 6.8% | Lone Rock, IA / 135 |
44. | 6.7% | Norwalk, IA / 9,012 |
45. | 6.7% | Silver City, IA / 191 |
46. | 6.6% | Hudson, IA / 2,366 |
47. | 6.5% | Clio, IA / 140 |
48. | 6.5% | Wellsburg, IA / 835 |
49. | 6.5% | Iowa City, IA / 68,364 |
50. | 6.3% | Tabor, IA / 1,234 |
51. | 6.3% | Jewell Junction, IA / 1,001 |
52. | 6.2% | Sutherland, IA / 661 |
53. | 6.1% | Middle Amana, IA / 717 |
54. | 6.1% | Westwood, IA / 124 |
55. | 5.8% | Grimes, IA / 8,341 |
56. | 5.8% | Springbrook, IA / 163 |
56. | 5.8% | Ames, IA / 59,206 |
58. | 5.8% | Huxley, IA / 3,270 |
59. | 5.7% | Bridgewater, IA / 131 |
59. | 5.7% | Masonville, IA / 139 |
59. | 5.7% | Swaledale, IA / 163 |
62. | 5.6% | Treynor, IA / 970 |
63. | 5.6% | Lester, IA / 326 |
64. | 5.6% | West Chester, IA / 118 |
65. | 5.5% | Lake View, IA / 1,292 |
66. | 5.5% | Harlan, IA / 5,098 |
67. | 5.4% | Sioux Center, IA / 7,055 |
67. | 5.4% | Minden, IA / 612 |
69. | 5.3% | Atkins, IA / 1,878 |
70. | 5.3% | Asbury, IA / 4,385 |
71. | 5.0% | Polk City, IA / 3,451 |
72. | 4.9% | Waterville, IA / 140 |
73. | 4.8% | Thompson, IA / 607 |
74. | 4.8% | Decorah, IA / 8,097 |
75. | 4.8% | Carpenter, IA / 82 |
76. | 4.7% | Riverdale, IA / 593 |
77. | 4.7% | Raymond, IA / 818 |
78. | 4.6% | Yale, IA / 254 |
79. | 4.6% | Ankeny, IA / 45,732 |
80. | 4.6% | Houghton, IA / 149 |
81. | 4.5% | Dallas Center, IA / 1,785 |
81. | 4.5% | Marion, IA / 34,750 |
83. | 4.4% | Saylorville, IA / 2,849 |
84. | 4.4% | Dike, IA / 1,250 |
85. | 4.4% | Wall Lake, IA / 819 |
86. | 4.3% | Fairfield, IA / 9,462 |
86. | 4.3% | Pella, IA / 10,365 |
88. | 4.3% | Manson, IA / 1,781 |
89. | 4.3% | Emmetsburg, IA / 3,874 |
89. | 4.3% | Maharishi Vedic City, IA / 191 |
91. | 4.2% | Leon, IA / 1,921 |
92. | 4.2% | Cedar Rapids, IA / 126,921 |
93. | 4.2% | Charter Oak, IA / 418 |
94. | 4.2% | Pleasantville, IA / 1,591 |
95. | 4.2% | Solon, IA / 2,232 |
96. | 4.1% | Alleman, IA / 621 |
96. | 4.1% | Mediapolis, IA / 1,481 |
98. | 4.1% | Adair, IA / 844 |
99. | 4.1% | Slater, IA / 1,610 |
100. | 4.0% | Alburnett, IA / 702 |
101. | 4.0% | Dedham, IA / 214 |
102. | 4.0% | Indianola, IA / 14,787 |
103. | 3.9% | Ladora, IA / 205 |
103. | 3.9% | Arnolds Park, IA / 1,007 |
103. | 3.9% | Ute, IA / 348 |
106. | 3.9% | Mapleton, IA / 1,418 |
107. | 3.9% | Reinbeck, IA / 1,770 |
107. | 3.9% | Prairieburg, IA / 186 |
107. | 3.9% | Klemme, IA / 666 |
110. | 3.8% | Cherokee, IA / 5,196 |
111. | 3.8% | Jefferson, IA / 4,329 |
111. | 3.8% | Milo, IA / 820 |
113. | 3.7% | Ely, IA / 1,714 |
113. | 3.7% | Earlham, IA / 1,736 |
115. | 3.7% | Washington, IA / 7,277 |
116. | 3.7% | Story City, IA / 3,416 |
117. | 3.7% | Mason City, IA / 28,012 |
118. | 3.6% | Castalia, IA / 162 |
118. | 3.6% | Calamus, IA / 389 |
120. | 3.6% | Atlantic, IA / 7,040 |
121. | 3.6% | Marble Rock, IA / 280 |
121. | 3.6% | Fayette, IA / 1,348 |
123. | 3.6% | Strawberry Point, IA / 1,365 |
124. | 3.5% | Ogden, IA / 2,189 |
125. | 3.5% | Sergeant Bluff, IA / 4,178 |
126. | 3.4% | Early, IA / 556 |
127. | 3.4% | Mount Pleasant, IA / 8,737 |
128. | 3.4% | Rock Rapids, IA / 2,552 |
129. | 3.4% | Anita, IA / 1,014 |
130. | 3.4% | Denison, IA / 8,253 |
131. | 3.3% | Delaware, IA / 228 |
131. | 3.3% | Keomah Village, IA / 82 |
131. | 3.3% | Plainfield, IA / 487 |
134. | 3.3% | Exira, IA / 802 |
135. | 3.3% | Renwick, IA / 246 |
136. | 3.3% | Steamboat Rock, IA / 311 |
136. | 3.3% | Cedar Falls, IA / 39,197 |
138. | 3.2% | Shenandoah, IA / 5,144 |
139. | 3.2% | Avoca, IA / 1,387 |
140. | 3.2% | Adel, IA / 3,767 |
140. | 3.2% | Altoona, IA / 14,563 |
142. | 3.2% | North Liberty, IA / 13,330 |
142. | 3.2% | Glenwood, IA / 5,276 |
144. | 3.1% | Sheldon, IA / 5,096 |
145. | 3.1% | Cresco, IA / 3,873 |
145. | 3.1% | Cleghorn, IA / 183 |
147. | 3.1% | Walcott, IA / 1,644 |
148. | 3.1% | Holy Cross, IA / 373 |
148. | 3.1% | Hiawatha, IA / 7,046 |
150. | 3.1% | Whittemore, IA / 597 |
150. | 3.1% | Orange City, IA / 6,054 |
150. | 3.1% | Eagle Grove, IA / 3,556 |
153. | 3.0% | Alta, IA / 1,835 |
154. | 3.0% | Monona, IA / 1,689 |
155. | 3.0% | Dubuque, IA / 57,727 |
156. | 3.0% | Anamosa, IA / 5,605 |
157. | 2.9% | Low Moor, IA / 188 |
157. | 2.9% | Madrid, IA / 2,539 |
159. | 2.9% | Clarinda, IA / 5,535 |
160. | 2.9% | Garnavillo, IA / 854 |
160. | 2.9% | Princeton, IA / 870 |
160. | 2.9% | Windsor Heights, IA / 4,857 |
163. | 2.9% | Clear Lake, IA / 7,765 |
164. | 2.8% | Westside, IA / 350 |
165. | 2.8% | Moorhead, IA / 216 |
165. | 2.8% | Badger, IA / 471 |
167. | 2.8% | Kingsley, IA / 1,381 |
168. | 2.8% | Lake City, IA / 1,597 |
168. | 2.8% | Keswick, IA / 244 |
168. | 2.8% | Joice, IA / 226 |
168. | 2.8% | Fremont, IA / 719 |
168. | 2.8% | Olds, IA / 226 |
173. | 2.8% | Tiffin, IA / 1,857 |
174. | 2.7% | Rowley, IA / 289 |
174. | 2.7% | Carson, IA / 776 |
174. | 2.7% | Blencoe, IA / 217 |
177. | 2.7% | Nashua, IA / 1,767 |
177. | 2.7% | Davenport, IA / 99,781 |
177. | 2.7% | Defiance, IA / 290 |
180. | 2.6% | Malvern, IA / 1,047 |
181. | 2.6% | Sheffield, IA / 1,004 |
182. | 2.6% | La Porte City, IA / 2,554 |
183. | 2.5% | Woodbine, IA / 1,699 |
184. | 2.5% | Guttenberg, IA / 1,874 |
185. | 2.5% | Le Mars, IA / 9,765 |
185. | 2.5% | Wyoming, IA / 421 |
187. | 2.5% | Liscomb, IA / 244 |
188. | 2.5% | Hartley, IA / 1,710 |
188. | 2.5% | Muscatine, IA / 22,915 |
188. | 2.5% | Estherville, IA / 6,318 |
191. | 2.5% | Alton, IA / 1,073 |
192. | 2.4% | Pleasant Hill, IA / 8,678 |
192. | 2.4% | Ventura, IA / 734 |
194. | 2.4% | Ossian, IA / 902 |
194. | 2.4% | Traer, IA / 1,934 |
196. | 2.4% | Lamoni, IA / 2,708 |
197. | 2.4% | Rolfe, IA / 572 |
198. | 2.4% | Oakland Acres, IA / 153 |
198. | 2.4% | Jesup, IA / 2,883 |
200. | 2.4% | New Hampton, IA / 3,565 |
201. | 2.4% | Rockwell City, IA / 2,237 |
201. | 2.4% | Williamsburg, IA / 3,060 |
203. | 2.3% | Coulter, IA / 420 |
203. | 2.3% | Burlington, IA / 25,624 |
203. | 2.3% | Harpers Ferry, IA / 342 |
206. | 2.3% | Guthrie Center, IA / 1,682 |
207. | 2.3% | Hubbard, IA / 788 |
207. | 2.3% | Park View, IA / 2,408 |
207. | 2.3% | Lisbon, IA / 1,923 |
210. | 2.3% | Doon, IA / 544 |
210. | 2.3% | Beaman, IA / 203 |
212. | 2.3% | Malcom, IA / 295 |
212. | 2.3% | Des Moines, IA / 204,362 |
214. | 2.2% | Carter Lake, IA / 3,743 |
215. | 2.2% | Ackley, IA / 1,469 |
216. | 2.2% | Collins, IA / 516 |
216. | 2.2% | Scranton, IA / 496 |
218. | 2.2% | Grundy Center, IA / 2,694 |
219. | 2.2% | Danbury, IA / 368 |
219. | 2.2% | Bayard, IA / 495 |
219. | 2.2% | Quasqueton, IA / 479 |
222. | 2.2% | Keosauqua, IA / 1,240 |
223. | 2.1% | Tipton, IA / 3,206 |
224. | 2.1% | Morning Sun, IA / 1,083 |
224. | 2.1% | Nevada, IA / 6,795 |
226. | 2.1% | Humboldt, IA / 4,671 |
226. | 2.1% | Lone Tree, IA / 1,391 |
228. | 2.1% | Ryan, IA / 404 |
229. | 2.1% | Greenfield, IA / 1,989 |
229. | 2.1% | Hawarden, IA / 2,545 |
231. | 2.0% | Algona, IA / 5,534 |
231. | 2.0% | Peterson, IA / 321 |
233. | 2.0% | Libertyville, IA / 403 |
233. | 2.0% | Lawton, IA / 1,012 |
233. | 2.0% | Grand Junction, IA / 864 |
233. | 2.0% | Stanton, IA / 683 |
233. | 2.0% | Odebolt, IA / 1,230 |
238. | 2.0% | Lime Springs, IA / 482 |
238. | 2.0% | Fairfax, IA / 2,076 |
240. | 2.0% | Armstrong, IA / 904 |
241. | 2.0% | Storm Lake, IA / 10,541 |
242. | 2.0% | Prairie City, IA / 1,502 |
243. | 1.9% | Spencer, IA / 11,204 |
244. | 1.9% | Wilton, IA / 2,800 |
245. | 1.9% | Minburn, IA / 314 |
246. | 1.9% | Remsen, IA / 1,856 |
247. | 1.8% | Gilman, IA / 644 |
248. | 1.8% | Camanche, IA / 4,429 |
249. | 1.8% | Sioux City, IA / 82,529 |
249. | 1.8% | Haverhill, IA / 195 |
249. | 1.8% | Melvin, IA / 210 |
249. | 1.8% | Preston, IA / 959 |
253. | 1.8% | Kellogg, IA / 624 |
254. | 1.8% | Waverly, IA / 9,881 |
254. | 1.8% | Bonaparte, IA / 402 |
256. | 1.8% | Sanborn, IA / 1,178 |
257. | 1.8% | Moville, IA / 1,679 |
258. | 1.8% | Worthington, IA / 393 |
258. | 1.8% | Shellsburg, IA / 982 |
258. | 1.8% | Victor, IA / 996 |
258. | 1.8% | Fort Dodge, IA / 25,109 |
262. | 1.8% | Inwood, IA / 850 |
262. | 1.8% | Dunkerton, IA / 799 |
262. | 1.8% | Carroll, IA / 10,057 |
265. | 1.8% | Rock Valley, IA / 3,369 |
265. | 1.8% | Magnolia, IA / 173 |
265. | 1.8% | Hawkeye, IA / 408 |
268. | 1.7% | Templeton, IA / 374 |
269. | 1.7% | North English, IA / 941 |
269. | 1.7% | Gilbert, IA / 1,112 |
271. | 1.7% | Donahue, IA / 443 |
272. | 1.7% | Alden, IA / 873 |
272. | 1.7% | Ottumwa, IA / 24,849 |
274. | 1.7% | Portsmouth, IA / 232 |
274. | 1.7% | Mount Vernon, IA / 4,498 |
276. | 1.7% | Durant, IA / 1,889 |
276. | 1.7% | Ruthven, IA / 721 |
276. | 1.7% | Garner, IA / 3,109 |
279. | 1.7% | Pulaski, IA / 332 |
279. | 1.7% | Walford, IA / 1,673 |
281. | 1.7% | Fort Madison, IA / 11,022 |
281. | 1.7% | Garwin, IA / 631 |
283. | 1.6% | New London, IA / 1,838 |
284. | 1.6% | Correctionville, IA / 948 |
284. | 1.6% | Maxwell, IA / 942 |
286. | 1.6% | Laurens, IA / 1,304 |
286. | 1.6% | Clinton, IA / 26,877 |
286. | 1.6% | De Witt, IA / 5,299 |
289. | 1.6% | Larchwood, IA / 982 |
290. | 1.6% | Maquoketa, IA / 6,113 |
291. | 1.6% | Belmond, IA / 2,210 |
292. | 1.5% | Stuart, IA / 1,748 |
292. | 1.5% | Hull, IA / 2,152 |
292. | 1.5% | Gowrie, IA / 1,224 |
295. | 1.5% | Linden, IA / 218 |
295. | 1.5% | Calumet, IA / 309 |
295. | 1.5% | Saint Charles, IA / 674 |
295. | 1.5% | Griswold, IA / 924 |
299. | 1.5% | Waterloo, IA / 68,248 |
300. | 1.5% | Hospers, IA / 731 |
301. | 1.5% | New Market, IA / 454 |
301. | 1.5% | Parkersburg, IA / 1,914 |
303. | 1.5% | Carlisle, IA / 4,070 |
304. | 1.5% | Albia, IA / 3,772 |
305. | 1.5% | Bancroft, IA / 747 |
306. | 1.4% | Oskaloosa, IA / 11,494 |
306. | 1.4% | Pisgah, IA / 237 |
308. | 1.4% | Keokuk, IA / 10,757 |
308. | 1.4% | Conrad, IA / 1,088 |
310. | 1.4% | Newton, IA / 15,234 |
311. | 1.4% | Lansing, IA / 865 |
312. | 1.4% | Marshalltown, IA / 27,465 |
312. | 1.4% | Blue Grass, IA / 1,426 |
314. | 1.4% | Hedrick, IA / 974 |
315. | 1.4% | Red Oak, IA / 5,710 |
316. | 1.3% | Corning, IA / 1,603 |
317. | 1.3% | Macedonia, IA / 259 |
318. | 1.3% | Radcliffe, IA / 571 |
318. | 1.3% | Buffalo, IA / 1,196 |
320. | 1.3% | Readlyn, IA / 906 |
321. | 1.3% | Schleswig, IA / 784 |
321. | 1.3% | Clarence, IA / 870 |
321. | 1.3% | Everly, IA / 595 |
321. | 1.3% | West Branch, IA / 2,606 |
321. | 1.3% | Underwood, IA / 864 |
326. | 1.3% | Hamburg, IA / 1,149 |
327. | 1.3% | Chariton, IA / 4,333 |
328. | 1.3% | Woodward, IA / 1,251 |
329. | 1.2% | Missouri Valley, IA / 2,822 |
329. | 1.2% | Aurelia, IA / 1,122 |
331. | 1.2% | Webster City, IA / 8,024 |
331. | 1.2% | Sabula, IA / 536 |
331. | 1.2% | Dayton, IA / 956 |
334. | 1.2% | Kiron, IA / 312 |
334. | 1.2% | Central City, IA / 1,264 |
336. | 1.2% | Boone, IA / 12,658 |
336. | 1.2% | Council Bluffs, IA / 61,986 |
338. | 1.2% | Denver, IA / 1,833 |
338. | 1.2% | Oakland, IA / 1,592 |
338. | 1.2% | Waucoma, IA / 270 |
338. | 1.2% | Murray, IA / 640 |
342. | 1.2% | Bode, IA / 352 |
343. | 1.2% | Sac City, IA / 2,196 |
344. | 1.2% | Mitchellville, IA / 2,525 |
344. | 1.2% | Montezuma, IA / 1,619 |
346. | 1.2% | Winthrop, IA / 892 |
347. | 1.2% | Hampton, IA / 4,438 |
348. | 1.1% | Sioux Rapids, IA / 654 |
349. | 1.1% | Allison, IA / 995 |
349. | 1.1% | Osceola, IA / 4,948 |
351. | 1.1% | Coon Rapids, IA / 1,330 |
351. | 1.1% | Stratford, IA / 766 |
353. | 1.1% | Monticello, IA / 3,792 |
353. | 1.1% | Columbus Junction, IA / 2,122 |
355. | 1.1% | Pocahontas, IA / 1,755 |
356. | 1.1% | Janesville, IA / 986 |
357. | 1.1% | Center Point, IA / 2,494 |
357. | 1.1% | Norway, IA / 679 |
359. | 1.1% | Wayland, IA / 1,048 |
359. | 1.1% | Van Meter, IA / 1,520 |
359. | 1.1% | Milford, IA / 2,897 |
362. | 1.0% | Gladbrook, IA / 935 |
363. | 1.0% | West Bend, IA / 776 |
364. | 1.0% | Coggon, IA / 768 |
364. | 1.0% | Elk Run Heights, IA / 957 |
364. | 1.0% | Sigourney, IA / 2,136 |
367. | 1.0% | Oxford, IA / 799 |
367. | 1.0% | Audubon, IA / 2,246 |
369. | 1.0% | Mccallsburg, IA / 414 |
369. | 1.0% | Boyden, IA / 679 |
369. | 1.0% | Bondurant, IA / 3,891 |
372. | 1.0% | Dunlap, IA / 1,263 |
372. | 1.0% | Aplington, IA / 1,057 |
374. | 0.9% | Melbourne, IA / 846 |
374. | 0.9% | Villisca, IA / 1,274 |
374. | 0.9% | Massena, IA / 363 |
374. | 0.9% | Battle Creek, IA / 720 |
374. | 0.9% | Schaller, IA / 776 |
379. | 0.9% | Pomeroy, IA / 774 |
379. | 0.9% | Springville, IA / 1,034 |
379. | 0.9% | Charlotte, IA / 407 |
382. | 0.9% | West Liberty, IA / 3,710 |
382. | 0.9% | Walnut, IA / 767 |
382. | 0.9% | Grinnell, IA / 9,205 |
385. | 0.9% | Elkader, IA / 1,198 |
386. | 0.9% | Stanhope, IA / 461 |
386. | 0.9% | Earlville, IA / 787 |
388. | 0.9% | Edgewood, IA / 931 |
388. | 0.9% | Saint Ansgar, IA / 1,187 |
390. | 0.9% | Knoxville, IA / 7,353 |
391. | 0.9% | Sully, IA / 773 |
391. | 0.9% | Oelwein, IA / 6,408 |
393. | 0.8% | Forest City, IA / 4,142 |
393. | 0.8% | Keota, IA / 1,005 |
395. | 0.8% | Holstein, IA / 1,450 |
395. | 0.8% | Tripoli, IA / 1,426 |
397. | 0.8% | Pierson, IA / 436 |
398. | 0.8% | Eddyville, IA / 966 |
399. | 0.8% | New Sharon, IA / 1,387 |
400. | 0.8% | Logan, IA / 1,585 |
401. | 0.8% | Buffalo Center, IA / 1,007 |
402. | 0.8% | Manilla, IA / 1,055 |
403. | 0.7% | Long Grove, IA / 883 |
404. | 0.7% | Swisher, IA / 897 |
405. | 0.7% | Peosta, IA / 1,506 |
405. | 0.7% | Clarksville, IA / 1,431 |
405. | 0.7% | Royal, IA / 599 |
408. | 0.7% | Tama, IA / 2,871 |
409. | 0.7% | Manning, IA / 1,623 |
409. | 0.7% | Melcher-Dallas, IA / 1,408 |
411. | 0.7% | Le Grand, IA / 934 |
411. | 0.7% | Bennett, IA / 489 |
411. | 0.7% | Clarion, IA / 2,819 |
414. | 0.7% | Mechanicsville, IA / 1,149 |
415. | 0.7% | Paullina, IA / 1,025 |
416. | 0.6% | Creston, IA / 7,821 |
417. | 0.6% | Richland, IA / 716 |
418. | 0.6% | Panora, IA / 1,215 |
419. | 0.6% | Swea City, IA / 619 |
420. | 0.6% | Epworth, IA / 1,993 |
421. | 0.5% | Elgin, IA / 765 |
422. | 0.5% | Sumner, IA / 2,096 |
422. | 0.5% | Stanwood, IA / 628 |
424. | 0.5% | Urbana, IA / 1,437 |
425. | 0.4% | Neola, IA / 870 |
426. | 0.4% | Charles City, IA / 7,600 |
427. | 0.4% | Essex, IA / 899 |
Please note that we only rank locations with '$200K or More Family Income Percentage' data. The rank above might not be a complete list. Locations without '$200K or More Family Income Percentage' 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.