Ranking of Iowa Counties By Percentage of Voting-age Population that were Two Or More Races from Census 2020
Updated on August 26, 2023.
According to the data from the United States 2020 decennial Census, as at April 2020, among all Iowa counties, Buena Vista County had the highest percentage of its voting-age population that identified their race as Two Or More Races (9.09%), followed by Crawford County (8.59%), and Marshall County (7.36%).
The chart below shows the top 10 counties, and the table below shows the ranking of all Iowa counties based on the percentage of the voting-age population that identified as Two Or More Races.
You can see similar ranking information for other states. You can also see similar rankings of counties for other racial groups in Iowa.
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Related Topics: Iowa Census 2020 Topic List.
Data Source: US Census Bureau, 2020 Census.
Ranking of Iowa Counties By
Percentage of Voting-age Population that were Two Or More Races
from Census 2020
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| Rank | County | Two or More Races % of County Voting-age Pop. |
|---|---|---|
| 1 | Buena Vista County | 9.09 |
| 2 | Crawford County | 8.59 |
| 3 | Marshall County | 7.36 |
| 4 | Woodbury County | 6.94 |
| 5 | Louisa County | 6.25 |
| 6 | Muscatine County | 6.20 |
| 7 | Clarke County | 5.92 |
| 8 | Polk County | 5.68 |
| 9 | Story County | 5.44 |
| 10 | Scott County | 5.38 |
| 11 | Franklin County | 5.30 |
| 12 | Johnson County | 5.16 |
| 13 | Wright County | 5.13 |
| 14 | Tama County | 4.88 |
| 15 | Pottawattamie County | 4.75 |
| 16 | Sioux County | 4.69 |
| 17 | Wapello County | 4.65 |
| 18 | Dallas County | 4.41 |
| 19 | Linn County | 4.25 |
| 20 | Hamilton County | 4.16 |
| 21 | Jefferson County | 4.05 |
| 22 | Emmet County | 3.96 |
| 23 | Des Moines County | 3.90 |
| 24 | Lee County | 3.89 |
| 25 | Mills County | 3.85 |
| 26 | Osceola County | 3.79 |
| 27 | Black Hawk County | 3.78 |
| 28 | Hancock County | 3.72 |
| 29 | Cerro Gordo County | 3.70 |
| 30 | Fremont County | 3.67 |
| 31 | Clinton County | 3.64 |
| 31 | Washington County | 3.64 |
| 32 | Warren County | 3.58 |
| 33 | Page County | 3.54 |
| 34 | Henry County | 3.52 |
| 35 | Webster County | 3.46 |
| 36 | Taylor County | 3.37 |
| 37 | Monona County | 3.30 |
| 38 | Madison County | 3.24 |
| 39 | O'Brien County | 3.16 |
| 40 | Hardin County | 3.15 |
| 41 | Pocahontas County | 3.14 |
| 42 | Plymouth County | 3.12 |
| 43 | Montgomery County | 3.11 |
| 44 | Boone County | 3.08 |
| 45 | Union County | 3.07 |
| 46 | Greene County | 3.05 |
| 47 | Jasper County | 3.03 |
| 48 | Marion County | 3.01 |
| 49 | Cedar County | 3.00 |
| 50 | Mahaska County | 2.97 |
| 51 | Decatur County | 2.96 |
| 52 | Chickasaw County | 2.95 |
| 53 | Shelby County | 2.94 |
| 54 | Fayette County | 2.87 |
| 54 | Winnebago County | 2.87 |
| 55 | Lucas County | 2.81 |
| 56 | Appanoose County | 2.77 |
| 57 | Floyd County | 2.73 |
| 57 | Harrison County | 2.73 |
| 58 | Clay County | 2.71 |
| 59 | Poweshiek County | 2.70 |
| 60 | Benton County | 2.68 |
| 60 | Palo Alto County | 2.68 |
| 61 | Kossuth County | 2.64 |
| 61 | Worth County | 2.64 |
| 62 | Keokuk County | 2.57 |
| 63 | Humboldt County | 2.56 |
| 64 | Dubuque County | 2.54 |
| 65 | Van Buren County | 2.52 |
| 66 | Ringgold County | 2.51 |
| 67 | Guthrie County | 2.50 |
| 68 | Adams County | 2.46 |
| 68 | Buchanan County | 2.46 |
| 69 | Jones County | 2.43 |
| 70 | Cherokee County | 2.38 |
| 70 | Howard County | 2.38 |
| 70 | Monroe County | 2.38 |
| 71 | Adair County | 2.35 |
| 71 | Allamakee County | 2.35 |
| 71 | Grundy County | 2.35 |
| 72 | Cass County | 2.34 |
| 73 | Iowa County | 2.32 |
| 73 | Wayne County | 2.32 |
| 74 | Bremer County | 2.29 |
| 75 | Winneshiek County | 2.23 |
| 76 | Sac County | 2.21 |
| 77 | Davis County | 2.18 |
| 78 | Mitchell County | 2.17 |
| 79 | Carroll County | 2.16 |
| 79 | Dickinson County | 2.16 |
| 80 | Jackson County | 2.05 |
| 81 | Clayton County | 2.02 |
| 82 | Calhoun County | 2.00 |
| 83 | Ida County | 1.95 |
| 84 | Audubon County | 1.92 |
| 85 | Butler County | 1.82 |
| 86 | Lyon County | 1.80 |
| 87 | Delaware County | 1.68 |