Ranking of Iowa Counties By Percentage of Population that are Non-Hispanic Black or African American in 2023
Updated on June 18, 2025.
Based on the US Census Vintage data estimates, in 2023, 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 (9.55%), followed by Johnson County (8.46%), and Scott County (8%).
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 2023
25
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| Rank | County | % of County Population |
|---|---|---|
| 1 | Black Hawk County | 9.55 |
| 2 | Johnson County | 8.46 |
| 3 | Scott County | 8 |
| 4 | Polk County | 7.64 |
| 5 | Linn County | 6.8 |
| 6 | Des Moines County | 6.36 |
| 7 | Woodbury County | 5.33 |
| 8 | Webster County | 4.55 |
| 9 | Wapello County | 3.83 |
| 10 | Buena Vista County | 3.67 |
| 10 | Dubuque County | 3.67 |
| 11 | Dallas County | 3.65 |
| 12 | Clinton County | 3.11 |
| 13 | Story County | 2.99 |
| 14 | Jones County | 2.91 |
| 15 | Crawford County | 2.85 |
| 16 | Calhoun County | 2.81 |
| 17 | Lee County | 2.69 |
| 18 | Muscatine County | 2.68 |
| 19 | Page County | 2.57 |
| 20 | Floyd County | 2.56 |
| 21 | Henry County | 2.44 |
| 22 | Plymouth County | 2.17 |
| 23 | Jasper County | 2.16 |
| 24 | Marshall County | 2.1 |
| 25 | Jefferson County | 2.03 |
| 26 | Cerro Gordo County | 2.02 |
| 27 | Pottawattamie County | 1.92 |
| 28 | Mahaska County | 1.86 |
| 29 | Decatur County | 1.81 |
| 30 | Allamakee County | 1.68 |
| 31 | Louisa County | 1.65 |
| 32 | Winnebago County | 1.6 |
| 33 | Hardin County | 1.56 |
| 34 | Poweshiek County | 1.51 |
| 35 | Fayette County | 1.48 |
| 36 | Union County | 1.47 |
| 37 | Palo Alto County | 1.42 |
| 38 | Bremer County | 1.4 |
| 39 | Carroll County | 1.3 |
| 39 | Cherokee County | 1.3 |
| 40 | O'Brien County | 1.25 |
| 41 | Emmet County | 1.24 |
| 42 | Boone County | 1.22 |
| 43 | Clarke County | 1.21 |
| 44 | Osceola County | 1.09 |
| 44 | Warren County | 1.09 |
| 45 | Clay County | 1.05 |
| 46 | Pocahontas County | 1.03 |
| 47 | Hamilton County | 1.02 |
| 48 | Delaware County | 1.01 |
| 48 | Tama County | 1.01 |
| 49 | Washington County | 1 |
| 50 | Adair County | 0.99 |
| 50 | Adams County | 0.99 |
| 50 | Worth County | 0.99 |
| 51 | Marion County | 0.96 |
| 52 | Cedar County | 0.93 |
| 53 | Humboldt County | 0.92 |
| 54 | Jackson County | 0.91 |
| 54 | Kossuth County | 0.91 |
| 55 | Buchanan County | 0.9 |
| 55 | Fremont County | 0.9 |
| 56 | Monroe County | 0.89 |
| 57 | Benton County | 0.88 |
| 58 | Dickinson County | 0.87 |
| 58 | Guthrie County | 0.87 |
| 59 | Montgomery County | 0.85 |
| 60 | Franklin County | 0.83 |
| 60 | Hancock County | 0.83 |
| 60 | Keokuk County | 0.83 |
| 61 | Shelby County | 0.82 |
| 62 | Winneshiek County | 0.8 |
| 63 | Wright County | 0.78 |
| 64 | Howard County | 0.77 |
| 65 | Appanoose County | 0.75 |
| 66 | Audubon County | 0.72 |
| 66 | Clayton County | 0.72 |
| 67 | Iowa County | 0.71 |
| 68 | Monona County | 0.7 |
| 69 | Greene County | 0.69 |
| 69 | Ringgold County | 0.69 |
| 70 | Mills County | 0.66 |
| 71 | Chickasaw County | 0.64 |
| 72 | Wayne County | 0.63 |
| 73 | Grundy County | 0.62 |
| 74 | Mitchell County | 0.61 |
| 74 | Sac County | 0.61 |
| 75 | Ida County | 0.6 |
| 76 | Harrison County | 0.58 |
| 77 | Cass County | 0.56 |
| 77 | Sioux County | 0.56 |
| 78 | Lucas County | 0.54 |
| 79 | Madison County | 0.49 |
| 80 | Butler County | 0.43 |
| 81 | Lyon County | 0.37 |
| 82 | Taylor County | 0.35 |
| 83 | Van Buren County | 0.28 |
| 84 | Davis County | 0.2 |
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