Ranking of Iowa Counties By Percentage of Population that were Two Or More Races from Census 2020
Updated on February 25, 2023.
According to the data from the United States 2020 decennial Census for Iowa counties, in April 2020, among all Iowa counties, Crawford County had the highest percentage of its population that identified their race as Two Or More Races (10.66%), followed by Buena Vista County (10.56%), and Marshall County (9.24%).
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 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 as well as for the different ethnicities 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 Pop. that were Two Or More Races
from Census 2020
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| Rank | County | Two or More Races % of County Pop. |
|---|---|---|
| 1 | Crawford County | 10.66 |
| 2 | Buena Vista County | 10.56 |
| 3 | Marshall County | 9.24 |
| 4 | Woodbury County | 9.07 |
| 5 | Muscatine County | 7.88 |
| 6 | Polk County | 7.45 |
| 7 | Scott County | 7.39 |
| 8 | Franklin County | 7.38 |
| 9 | Louisa County | 7.06 |
| 10 | Clarke County | 6.82 |
| 11 | Wright County | 6.52 |
| 12 | Johnson County | 6.38 |
| 13 | Sioux County | 6.26 |
| 14 | Tama County | 6.20 |
| 15 | Story County | 6.10 |
| 16 | Linn County | 5.97 |
| 17 | Pottawattamie County | 5.91 |
| 18 | Dallas County | 5.81 |
| 19 | Des Moines County | 5.74 |
| 20 | Wapello County | 5.74 |
| 21 | Black Hawk County | 5.45 |
| 22 | Lee County | 5.33 |
| 23 | Hamilton County | 5.25 |
| 24 | Emmet County | 5.16 |
| 25 | Webster County | 5.14 |
| 26 | Jefferson County | 5.13 |
| 27 | Osceola County | 5.06 |
| 28 | Clinton County | 5.05 |
| 29 | Cerro Gordo County | 4.96 |
| 30 | Mills County | 4.84 |
| 31 | Henry County | 4.76 |
| 32 | Washington County | 4.69 |
| 33 | Hancock County | 4.68 |
| 34 | O'Brien County | 4.58 |
| 35 | Warren County | 4.54 |
| 36 | Fremont County | 4.35 |
| 37 | Hardin County | 4.29 |
| 38 | Page County | 4.29 |
| 39 | Taylor County | 4.24 |
| 40 | Pocahontas County | 4.21 |
| 41 | Plymouth County | 4.19 |
| 42 | Madison County | 4.01 |
| 43 | Mahaska County | 3.98 |
| 44 | Monona County | 3.97 |
| 45 | Jasper County | 3.96 |
| 46 | Boone County | 3.95 |
| 47 | Winnebago County | 3.93 |
| 48 | Fayette County | 3.91 |
| 49 | Clay County | 3.80 |
| 50 | Floyd County | 3.79 |
| 51 | Greene County | 3.79 |
| 52 | Marion County | 3.77 |
| 53 | Iowa County | 3.76 |
| 54 | Benton County | 3.71 |
| 55 | Cedar County | 3.71 |
| 56 | Chickasaw County | 3.71 |
| 57 | Dubuque County | 3.66 |
| 58 | Union County | 3.63 |
| 59 | Montgomery County | 3.62 |
| 60 | Decatur County | 3.56 |
| 61 | Worth County | 3.51 |
| 62 | Shelby County | 3.49 |
| 63 | Kossuth County | 3.47 |
| 64 | Poweshiek County | 3.45 |
| 65 | Cherokee County | 3.41 |
| 66 | Palo Alto County | 3.41 |
| 67 | Appanoose County | 3.34 |
| 68 | Ringgold County | 3.32 |
| 69 | Lucas County | 3.26 |
| 70 | Cass County | 3.25 |
| 71 | Howard County | 3.25 |
| 72 | Jones County | 3.24 |
| 73 | Harrison County | 3.22 |
| 74 | Humboldt County | 3.21 |
| 75 | Keokuk County | 3.19 |
| 76 | Dickinson County | 3.16 |
| 77 | Guthrie County | 3.14 |
| 78 | Monroe County | 3.14 |
| 79 | Adair County | 3.12 |
| 80 | Allamakee County | 3.12 |
| 81 | Grundy County | 3.03 |
| 82 | Bremer County | 2.99 |
| 83 | Buchanan County | 2.94 |
| 84 | Sac County | 2.91 |
| 85 | Adams County | 2.89 |
| 86 | Carroll County | 2.86 |
| 87 | Lyon County | 2.81 |
| 88 | Winneshiek County | 2.80 |
| 89 | Calhoun County | 2.78 |
| 90 | Van Buren County | 2.76 |
| 91 | Ida County | 2.68 |
| 92 | Wayne County | 2.62 |
| 93 | Audubon County | 2.59 |
| 94 | Jackson County | 2.58 |
| 95 | Mitchell County | 2.53 |
| 96 | Butler County | 2.51 |
| 97 | Davis County | 2.51 |
| 98 | Clayton County | 2.49 |
| 99 | Delaware County | 2.25 |