Ranking of Iowa Counties By Percentage of Population that Identified as Non-Hispanic - Some Other Race Alone from Census 2020
According to the data from the United States 2020 decennial Census, in April 2020, among all Iowa counties, Jefferson County had the highest percentage of its population that identified as Non-Hispanic - Some Other Race Alone (0.54%), followed by Guthrie County (0.48%), and Adams County (0.41%).
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 Non-Hispanic - Some Other Race Alone.
You can see similar ranking information for other states. You can also see similar rankings of counties for other ethnicities as well as for the different racial groups in Iowa.
You can also see similar ranking for all counties in the United States.
| Rank | County | % of County Population |
|---|---|---|
| 1 | Jefferson County | 0.54 |
| 2 | Guthrie County | 0.48 |
| 3 | Adams County | 0.41 |
| 4 | Monroe County | 0.41 |
| 5 | Buena Vista County | 0.37 |
| 6 | Henry County | 0.36 |
| 7 | Taylor County | 0.36 |
| 8 | Washington County | 0.36 |
| 9 | Johnson County | 0.35 |
| 10 | Polk County | 0.35 |
| 11 | Winnebago County | 0.35 |
| 12 | Dallas County | 0.34 |
| 13 | Decatur County | 0.34 |
| 14 | Iowa County | 0.34 |
| 15 | Madison County | 0.34 |
| 16 | Pocahontas County | 0.34 |
| 17 | Story County | 0.34 |
| 18 | Woodbury County | 0.34 |
| 19 | Des Moines County | 0.33 |
| 20 | Warren County | 0.32 |
| 21 | Jones County | 0.31 |
| 22 | Fremont County | 0.30 |
| 23 | Pottawattamie County | 0.30 |
| 24 | Scott County | 0.30 |
| 25 | Black Hawk County | 0.29 |
| 26 | Cedar County | 0.29 |
| 27 | Clarke County | 0.29 |
| 28 | Linn County | 0.29 |
| 29 | Monona County | 0.29 |
| 30 | Jasper County | 0.28 |
| 31 | Dubuque County | 0.26 |
| 32 | Franklin County | 0.26 |
| 33 | Jackson County | 0.26 |
| 34 | Marion County | 0.26 |
| 35 | Wapello County | 0.25 |
| 36 | Cherokee County | 0.24 |
| 37 | Muscatine County | 0.24 |
| 38 | Humboldt County | 0.23 |
| 39 | Ida County | 0.23 |
| 40 | Palo Alto County | 0.23 |
| 41 | Sac County | 0.23 |
| 42 | Benton County | 0.22 |
| 43 | Clinton County | 0.22 |
| 44 | Mitchell County | 0.22 |
| 45 | Cass County | 0.21 |
| 46 | Lee County | 0.21 |
| 47 | Mills County | 0.21 |
| 48 | Plymouth County | 0.21 |
| 49 | Webster County | 0.21 |
| 50 | Calhoun County | 0.19 |
| 51 | Cerro Gordo County | 0.19 |
| 52 | Hardin County | 0.19 |
| 53 | Worth County | 0.19 |
| 54 | Hamilton County | 0.18 |
| 55 | O'Brien County | 0.18 |
| 56 | Osceola County | 0.18 |
| 57 | Allamakee County | 0.17 |
| 58 | Delaware County | 0.17 |
| 59 | Harrison County | 0.17 |
| 60 | Wayne County | 0.17 |
| 61 | Boone County | 0.16 |
| 62 | Crawford County | 0.16 |
| 63 | Fayette County | 0.16 |
| 64 | Poweshiek County | 0.16 |
| 65 | Tama County | 0.16 |
| 66 | Winneshiek County | 0.16 |
| 67 | Howard County | 0.15 |
| 68 | Mahaska County | 0.15 |
| 69 | Marshall County | 0.15 |
| 70 | Dickinson County | 0.14 |
| 71 | Greene County | 0.14 |
| 72 | Bremer County | 0.13 |
| 73 | Butler County | 0.13 |
| 74 | Louisa County | 0.13 |
| 75 | Emmet County | 0.12 |
| 76 | Grundy County | 0.12 |
| 77 | Sioux County | 0.12 |
| 78 | Wright County | 0.12 |
| 79 | Appanoose County | 0.11 |
| 80 | Davis County | 0.11 |
| 81 | Kossuth County | 0.10 |
| 82 | Page County | 0.10 |
| 83 | Carroll County | 0.09 |
| 84 | Clayton County | 0.09 |
| 85 | Floyd County | 0.09 |
| 86 | Buchanan County | 0.08 |
| 87 | Shelby County | 0.08 |
| 88 | Union County | 0.08 |
| 89 | Audubon County | 0.07 |
| 90 | Clay County | 0.07 |
| 91 | Keokuk County | 0.07 |
| 92 | Lucas County | 0.07 |
| 93 | Montgomery County | 0.07 |
| 94 | Chickasaw County | 0.06 |
| 95 | Ringgold County | 0.06 |
| 96 | Adair County | 0.05 |
| 97 | Lyon County | 0.04 |
| 98 | Van Buren County | 0.04 |
| 99 | Hancock County | 0.03 |