Ranking of Iowa Counties By Percentage of Population that are White Alone in 2019
Updated on June 18, 2025.
Based on the US Census Vintage data estimates, in 2019, among all Iowa counties, Davis County had the highest percentage of its population who identified their race as White Alone (98.16%), followed by Mitchell County (98.01%), and Grundy County (97.9%).
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.
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Related Topics: Iowa Census Vintage Data Topic List.
Data Source: US Census Bureau (Vintage).
See this for other years:
Ranking of Iowa Counties By Percentage of Pop. that are
White Alone in 2019
25
0 of 0
| Rank | County | % of County Population |
|---|---|---|
| 1 | Davis County | 98.16 |
| 2 | Mitchell County | 98.01 |
| 3 | Grundy County | 97.9 |
| 4 | Chickasaw County | 97.87 |
| 5 | Keokuk County | 97.73 |
| 6 | Delaware County | 97.67 |
| 7 | Clayton County | 97.62 |
| 8 | Butler County | 97.61 |
| 9 | Audubon County | 97.56 |
| 9 | Taylor County | 97.56 |
| 10 | Howard County | 97.51 |
| 11 | Adams County | 97.5 |
| 11 | Lucas County | 97.5 |
| 12 | Van Buren County | 97.46 |
| 13 | Buchanan County | 97.43 |
| 13 | Lyon County | 97.43 |
| 14 | Harrison County | 97.41 |
| 15 | Benton County | 97.39 |
| 15 | Ida County | 97.39 |
| 16 | Wayne County | 97.38 |
| 17 | Adair County | 97.35 |
| 18 | Guthrie County | 97.34 |
| 19 | Cass County | 97.25 |
| 19 | Monroe County | 97.25 |
| 19 | Sac County | 97.25 |
| 20 | Fremont County | 97.2 |
| 21 | Ringgold County | 97.19 |
| 22 | Cedar County | 97.17 |
| 23 | Iowa County | 97.15 |
| 24 | Dickinson County | 97.05 |
| 24 | Montgomery County | 97.05 |
| 25 | Greene County | 97.02 |
| 25 | Hancock County | 97.02 |
| 26 | Winneshiek County | 96.94 |
| 27 | Humboldt County | 96.93 |
| 28 | Mills County | 96.91 |
| 29 | Madison County | 96.84 |
| 30 | Carroll County | 96.83 |
| 31 | Sioux County | 96.81 |
| 32 | Clay County | 96.69 |
| 33 | Shelby County | 96.68 |
| 34 | Kossuth County | 96.67 |
| 35 | Worth County | 96.57 |
| 36 | Boone County | 96.56 |
| 37 | Cherokee County | 96.55 |
| 38 | Jackson County | 96.49 |
| 39 | Warren County | 96.4 |
| 40 | Appanoose County | 96.38 |
| 41 | O'Brien County | 96.28 |
| 42 | Monona County | 96.19 |
| 43 | Union County | 96.16 |
| 43 | Wright County | 96.16 |
| 44 | Allamakee County | 96.14 |
| 45 | Bremer County | 96.11 |
| 45 | Marion County | 96.11 |
| 45 | Washington County | 96.11 |
| 46 | Pocahontas County | 96.1 |
| 47 | Franklin County | 95.98 |
| 48 | Osceola County | 95.92 |
| 49 | Hardin County | 95.77 |
| 50 | Calhoun County | 95.64 |
| 51 | Fayette County | 95.58 |
| 52 | Jones County | 95.55 |
| 53 | Jasper County | 95.3 |
| 53 | Winnebago County | 95.3 |
| 54 | Clarke County | 95.29 |
| 55 | Plymouth County | 95.19 |
| 56 | Palo Alto County | 95.18 |
| 57 | Decatur County | 94.89 |
| 58 | Mahaska County | 94.36 |
| 59 | Pottawattamie County | 94.34 |
| 60 | Cerro Gordo County | 94.26 |
| 61 | Hamilton County | 94.24 |
| 61 | Poweshiek County | 94.24 |
| 62 | Emmet County | 94.02 |
| 63 | Floyd County | 93.83 |
| 64 | Lee County | 93.75 |
| 65 | Clinton County | 93.64 |
| 65 | Page County | 93.64 |
| 66 | Muscatine County | 93.32 |
| 67 | Louisa County | 93.01 |
| 68 | Henry County | 92.47 |
| 69 | Dubuque County | 92.37 |
| 70 | Webster County | 91.21 |
| 71 | Marshall County | 91.15 |
| 72 | Crawford County | 91.08 |
| 73 | Wapello County | 90.61 |
| 74 | Dallas County | 90.04 |
| 75 | Des Moines County | 89.24 |
| 76 | Linn County | 87.87 |
| 77 | Tama County | 86.87 |
| 78 | Story County | 86.48 |
| 79 | Woodbury County | 85.82 |
| 80 | Scott County | 85.3 |
| 81 | Polk County | 84.61 |
| 82 | Black Hawk County | 84.17 |
| 83 | Jefferson County | 83.76 |
| 84 | Johnson County | 82.55 |
| 85 | Buena Vista County | 82.15 |
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