Ranking of Iowa Counties By Percentage of Population that are Non-Hispanic Black or African American in 2021
Updated on August 12, 2024.
Based on the US Census Vintage data estimates, in 2021, among all Iowa counties, Black Hawk County had the highest percentage of its population who identified their ethnicity as Non-Hispanic Black or African American (9.48%), followed by Johnson County (7.91%), and Scott County (7.72%).
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
Non-Hispanic Black or African American in 2021
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| Rank | County | % of County Population |
|---|---|---|
| 1 | Black Hawk County | 9.48 |
| 2 | Johnson County | 7.91 |
| 3 | Scott County | 7.72 |
| 4 | Polk County | 7.39 |
| 5 | Linn County | 6.3 |
| 6 | Des Moines County | 6.13 |
| 7 | Woodbury County | 5.06 |
| 8 | Webster County | 4.68 |
| 9 | Wapello County | 3.96 |
| 10 | Dubuque County | 3.63 |
| 11 | Buena Vista County | 3.43 |
| 12 | Crawford County | 3.12 |
| 13 | Dallas County | 3.09 |
| 14 | Clinton County | 3 |
| 15 | Henry County | 2.92 |
| 16 | Story County | 2.89 |
| 17 | Lee County | 2.86 |
| 18 | Muscatine County | 2.77 |
| 19 | Calhoun County | 2.62 |
| 20 | Page County | 2.61 |
| 21 | Jones County | 2.56 |
| 22 | Floyd County | 2.45 |
| 23 | Jasper County | 2.3 |
| 24 | Jefferson County | 2.17 |
| 25 | Marshall County | 2.07 |
| 26 | Cerro Gordo County | 1.94 |
| 27 | Plymouth County | 1.91 |
| 28 | Decatur County | 1.84 |
| 29 | Pottawattamie County | 1.8 |
| 30 | Allamakee County | 1.69 |
| 30 | Mahaska County | 1.69 |
| 31 | Palo Alto County | 1.6 |
| 32 | Winnebago County | 1.48 |
| 33 | Fayette County | 1.41 |
| 34 | Poweshiek County | 1.38 |
| 35 | Hardin County | 1.34 |
| 36 | Bremer County | 1.33 |
| 37 | Louisa County | 1.28 |
| 38 | Union County | 1.24 |
| 39 | Boone County | 1.21 |
| 40 | O'Brien County | 1.17 |
| 41 | Carroll County | 1.14 |
| 42 | Cherokee County | 1.08 |
| 43 | Emmet County | 1.05 |
| 44 | Hamilton County | 1 |
| 45 | Pocahontas County | 0.99 |
| 46 | Warren County | 0.97 |
| 47 | Wright County | 0.94 |
| 48 | Clarke County | 0.93 |
| 49 | Clayton County | 0.92 |
| 50 | Osceola County | 0.91 |
| 50 | Tama County | 0.91 |
| 51 | Kossuth County | 0.9 |
| 52 | Humboldt County | 0.87 |
| 53 | Delaware County | 0.86 |
| 53 | Washington County | 0.86 |
| 54 | Cedar County | 0.85 |
| 54 | Clay County | 0.85 |
| 55 | Marion County | 0.84 |
| 55 | Monroe County | 0.84 |
| 56 | Shelby County | 0.83 |
| 57 | Winneshiek County | 0.82 |
| 58 | Adair County | 0.81 |
| 58 | Worth County | 0.81 |
| 59 | Franklin County | 0.8 |
| 60 | Fremont County | 0.79 |
| 61 | Keokuk County | 0.78 |
| 62 | Guthrie County | 0.76 |
| 63 | Adams County | 0.74 |
| 63 | Jackson County | 0.74 |
| 64 | Howard County | 0.73 |
| 65 | Hancock County | 0.71 |
| 65 | Ringgold County | 0.71 |
| 66 | Appanoose County | 0.7 |
| 67 | Benton County | 0.68 |
| 67 | Montgomery County | 0.68 |
| 68 | Buchanan County | 0.66 |
| 69 | Greene County | 0.65 |
| 70 | Audubon County | 0.64 |
| 70 | Dickinson County | 0.64 |
| 70 | Mills County | 0.64 |
| 70 | Monona County | 0.64 |
| 71 | Chickasaw County | 0.61 |
| 71 | Mitchell County | 0.61 |
| 72 | Iowa County | 0.59 |
| 73 | Grundy County | 0.57 |
| 74 | Ida County | 0.56 |
| 75 | Harrison County | 0.55 |
| 75 | Sioux County | 0.55 |
| 76 | Madison County | 0.54 |
| 77 | Lucas County | 0.52 |
| 78 | Wayne County | 0.49 |
| 79 | Cass County | 0.48 |
| 80 | Sac County | 0.43 |
| 80 | Taylor County | 0.43 |
| 81 | Butler County | 0.33 |
| 82 | Lyon County | 0.32 |
| 83 | Van Buren County | 0.23 |
| 84 | Davis County | 0.21 |