Ranking of Iowa Counties By White Alone Population in 2016
Updated on June 18, 2025.
Based on the US Census Vintage data estimates, in 2016, among all Iowa counties, Polk County had the highest number of people who identified their race as White Alone (406.38K), followed by Linn County (198.34K), and Scott County (148.32K).
The chart below shows the top 10 counties, and the table below shows the ranking of all Iowa counties.
You can see similar ranking information for other racial and ethnicity groups in the United States.
You can also see similar information for other states, and also the ranking of all counties in the United States.
You may also be interested in:
Related Topics: Iowa Census Vintage Data Topic List.
Data Source: US Census Bureau (Vintage).
See this for other years:
Ranking of Iowa Counties By White Alone Population in 2016
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| Rank | County | White Alone Population |
|---|---|---|
| 1 | Polk County | 406380 |
| 2 | Linn County | 198337 |
| 3 | Scott County | 148318 |
| 4 | Johnson County | 123151 |
| 5 | Black Hawk County | 113481 |
| 6 | Woodbury County | 90264 |
| 7 | Dubuque County | 90200 |
| 8 | Pottawattamie County | 88741 |
| 9 | Story County | 84275 |
| 10 | Dallas County | 77056 |
| 11 | Warren County | 47847 |
| 12 | Clinton County | 44408 |
| 13 | Cerro Gordo County | 41042 |
| 14 | Muscatine County | 40381 |
| 15 | Marshall County | 36843 |
| 16 | Des Moines County | 35861 |
| 17 | Jasper County | 35217 |
| 18 | Sioux County | 33873 |
| 19 | Webster County | 33721 |
| 20 | Wapello County | 32584 |
| 21 | Lee County | 32414 |
| 22 | Marion County | 31947 |
| 23 | Boone County | 25562 |
| 24 | Benton County | 25048 |
| 25 | Plymouth County | 24298 |
| 26 | Bremer County | 23954 |
| 27 | Washington County | 21449 |
| 28 | Mahaska County | 21244 |
| 29 | Buchanan County | 20520 |
| 30 | Winneshiek County | 19849 |
| 31 | Carroll County | 19799 |
| 32 | Jones County | 19553 |
| 33 | Fayette County | 19127 |
| 34 | Jackson County | 18778 |
| 35 | Henry County | 18369 |
| 36 | Cedar County | 17887 |
| 37 | Poweshiek County | 17290 |
| 38 | Clayton County | 17270 |
| 39 | Buena Vista County | 17018 |
| 40 | Delaware County | 16938 |
| 41 | Dickinson County | 16737 |
| 42 | Hardin County | 16494 |
| 43 | Iowa County | 15840 |
| 44 | Clay County | 15815 |
| 45 | Crawford County | 15751 |
| 46 | Madison County | 15358 |
| 47 | Tama County | 15085 |
| 48 | Jefferson County | 15065 |
| 49 | Floyd County | 15009 |
| 50 | Kossuth County | 14663 |
| 51 | Mills County | 14603 |
| 52 | Page County | 14455 |
| 53 | Butler County | 14372 |
| 54 | Hamilton County | 14320 |
| 55 | Harrison County | 13747 |
| 56 | O'Brien County | 13498 |
| 57 | Allamakee County | 13321 |
| 58 | Cass County | 12876 |
| 59 | Wright County | 12392 |
| 60 | Appanoose County | 12146 |
| 61 | Grundy County | 12075 |
| 62 | Union County | 11960 |
| 63 | Chickasaw County | 11873 |
| 64 | Lyon County | 11574 |
| 65 | Shelby County | 11342 |
| 66 | Cherokee County | 11031 |
| 67 | Hancock County | 10614 |
| 68 | Mitchell County | 10439 |
| 69 | Guthrie County | 10420 |
| 70 | Louisa County | 10416 |
| 71 | Winnebago County | 10155 |
| 72 | Keokuk County | 9985 |
| 73 | Montgomery County | 9884 |
| 74 | Franklin County | 9828 |
| 75 | Sac County | 9608 |
| 76 | Calhoun County | 9454 |
| 77 | Humboldt County | 9295 |
| 78 | Howard County | 9091 |
| 79 | Emmet County | 9079 |
| 80 | Clarke County | 8946 |
| 81 | Greene County | 8772 |
| 82 | Davis County | 8742 |
| 83 | Palo Alto County | 8680 |
| 84 | Monona County | 8481 |
| 85 | Lucas County | 8410 |
| 86 | Decatur County | 7686 |
| 87 | Monroe County | 7605 |
| 88 | Worth County | 7231 |
| 89 | Van Buren County | 7097 |
| 90 | Adair County | 6856 |
| 91 | Ida County | 6809 |
| 92 | Fremont County | 6775 |
| 93 | Pocahontas County | 6590 |
| 94 | Wayne County | 6284 |
| 95 | Taylor County | 6081 |
| 96 | Osceola County | 5905 |
| 97 | Audubon County | 5515 |
| 98 | Ringgold County | 4880 |
| 99 | Adams County | 3613 |