Ranking of Iowa Counties By Non-Hispanic Black or African American Population in 2010
Updated on June 18, 2025.
Based on the US Census Vintage data estimates, in 2010, among all Iowa counties, Polk County had the highest number of people who identified their ethnicity as Non-Hispanic Black or African American (25.94K), followed by Black Hawk County (11.54K), and Scott County (11.45K).
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.
You may also be interested in:
Related Topics: Iowa Census Vintage Data Topic List.
Data Source: US Census Bureau (Vintage).
See this for other years:
Ranking of Iowa Counties By Non-Hispanic Black or African American Population in 2010
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| Rank | County | Non-Hispanic Black or African American Population |
|---|---|---|
| 1 | Polk County | 25940 |
| 2 | Black Hawk County | 11539 |
| 3 | Scott County | 11447 |
| 4 | Linn County | 8240 |
| 5 | Johnson County | 6293 |
| 6 | Dubuque County | 2499 |
| 7 | Woodbury County | 2415 |
| 8 | Story County | 2195 |
| 9 | Des Moines County | 2010 |
| 10 | Webster County | 1441 |
| 11 | Clinton County | 1254 |
| 12 | Pottawattamie County | 1215 |
| 13 | Lee County | 1100 |
| 14 | Dallas County | 924 |
| 15 | Marshall County | 663 |
| 16 | Muscatine County | 560 |
| 17 | Cerro Gordo County | 556 |
| 18 | Buena Vista County | 512 |
| 19 | Jasper County | 467 |
| 20 | Wapello County | 460 |
| 21 | Henry County | 447 |
| 22 | Jones County | 407 |
| 23 | Page County | 353 |
| 24 | Mahaska County | 252 |
| 25 | Poweshiek County | 223 |
| 26 | Warren County | 222 |
| 27 | Marion County | 218 |
| 28 | Crawford County | 216 |
| 29 | Hardin County | 214 |
| 30 | Jefferson County | 209 |
| 31 | Boone County | 204 |
| 32 | Fayette County | 200 |
| 33 | Floyd County | 199 |
| 34 | Bremer County | 196 |
| 35 | Calhoun County | 162 |
| 36 | Decatur County | 149 |
| 37 | Washington County | 144 |
| 38 | Winneshiek County | 130 |
| 39 | Allamakee County | 117 |
| 40 | Sioux County | 108 |
| 41 | Union County | 93 |
| 42 | Benton County | 91 |
| 43 | Carroll County | 81 |
| 44 | Plymouth County | 80 |
| 44 | Winnebago County | 80 |
| 45 | Clay County | 68 |
| 46 | Cherokee County | 66 |
| 47 | Emmet County | 65 |
| 48 | Tama County | 64 |
| 49 | Buchanan County | 60 |
| 50 | Clayton County | 59 |
| 50 | Louisa County | 59 |
| 50 | Mills County | 59 |
| 51 | O'Brien County | 58 |
| 52 | Jackson County | 57 |
| 53 | Appanoose County | 55 |
| 54 | Cedar County | 54 |
| 55 | Iowa County | 53 |
| 56 | Hancock County | 52 |
| 57 | Madison County | 49 |
| 57 | Palo Alto County | 49 |
| 58 | Keokuk County | 48 |
| 59 | Hamilton County | 45 |
| 59 | Humboldt County | 45 |
| 60 | Delaware County | 44 |
| 60 | Kossuth County | 44 |
| 61 | Wright County | 42 |
| 62 | Clarke County | 39 |
| 63 | Cass County | 35 |
| 64 | Fremont County | 33 |
| 64 | Monona County | 33 |
| 64 | Sac County | 33 |
| 65 | Shelby County | 32 |
| 66 | Chickasaw County | 28 |
| 66 | Dickinson County | 28 |
| 66 | Pocahontas County | 28 |
| 67 | Grundy County | 27 |
| 67 | Howard County | 27 |
| 68 | Worth County | 26 |
| 69 | Harrison County | 25 |
| 70 | Butler County | 24 |
| 70 | Montgomery County | 24 |
| 71 | Greene County | 22 |
| 72 | Monroe County | 21 |
| 73 | Franklin County | 20 |
| 74 | Ringgold County | 18 |
| 75 | Guthrie County | 17 |
| 75 | Ida County | 17 |
| 75 | Lucas County | 17 |
| 75 | Wayne County | 17 |
| 76 | Mitchell County | 16 |
| 76 | Van Buren County | 16 |
| 77 | Osceola County | 15 |
| 78 | Taylor County | 13 |
| 79 | Adair County | 11 |
| 80 | Audubon County | 9 |
| 80 | Lyon County | 9 |
| 81 | Adams County | 8 |
| 82 | Davis County | 7 |