Ranking of Iowa Counties By Non-Hispanic Black or African American Population in 2019
Updated on June 18, 2025.
Based on the US Census Vintage data estimates, in 2019, among all Iowa counties, Polk County had the highest number of people who identified their ethnicity as Non-Hispanic Black or African American (34.76K), followed by Linn County (13.70K), and Scott County (13.22K).
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 2019
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| Rank | County | Non-Hispanic Black or African American Population |
|---|---|---|
| 1 | Polk County | 34763 |
| 2 | Linn County | 13698 |
| 3 | Scott County | 13217 |
| 4 | Black Hawk County | 12507 |
| 5 | Johnson County | 11737 |
| 6 | Woodbury County | 4474 |
| 7 | Dubuque County | 3467 |
| 8 | Story County | 2782 |
| 9 | Des Moines County | 2376 |
| 10 | Dallas County | 2359 |
| 11 | Webster County | 1566 |
| 12 | Pottawattamie County | 1550 |
| 13 | Clinton County | 1341 |
| 14 | Wapello County | 1324 |
| 15 | Muscatine County | 1110 |
| 16 | Lee County | 1015 |
| 17 | Jasper County | 831 |
| 18 | Cerro Gordo County | 821 |
| 19 | Marshall County | 760 |
| 20 | Buena Vista County | 573 |
| 21 | Crawford County | 553 |
| 22 | Jones County | 529 |
| 23 | Henry County | 507 |
| 24 | Mahaska County | 466 |
| 25 | Warren County | 451 |
| 26 | Floyd County | 428 |
| 27 | Page County | 419 |
| 28 | Jefferson County | 404 |
| 29 | Plymouth County | 375 |
| 30 | Bremer County | 318 |
| 31 | Boone County | 301 |
| 32 | Fayette County | 293 |
| 33 | Marion County | 274 |
| 34 | Poweshiek County | 271 |
| 35 | Carroll County | 242 |
| 36 | Hardin County | 233 |
| 37 | Calhoun County | 231 |
| 38 | Washington County | 228 |
| 39 | Allamakee County | 209 |
| 40 | Sioux County | 178 |
| 41 | Palo Alto County | 174 |
| 42 | Benton County | 160 |
| 43 | Union County | 159 |
| 44 | O'Brien County | 158 |
| 45 | Hamilton County | 155 |
| 46 | Kossuth County | 153 |
| 46 | Winneshiek County | 153 |
| 47 | Decatur County | 150 |
| 48 | Winnebago County | 149 |
| 49 | Delaware County | 141 |
| 50 | Clayton County | 129 |
| 50 | Tama County | 129 |
| 51 | Clay County | 128 |
| 52 | Jackson County | 120 |
| 53 | Cherokee County | 117 |
| 54 | Louisa County | 116 |
| 55 | Cedar County | 112 |
| 56 | Emmet County | 111 |
| 57 | Iowa County | 108 |
| 58 | Buchanan County | 107 |
| 59 | Wright County | 105 |
| 60 | Dickinson County | 98 |
| 61 | Appanoose County | 95 |
| 61 | Mills County | 95 |
| 62 | Hancock County | 90 |
| 63 | Shelby County | 88 |
| 64 | Madison County | 86 |
| 65 | Clarke County | 84 |
| 66 | Humboldt County | 69 |
| 67 | Guthrie County | 67 |
| 68 | Franklin County | 66 |
| 68 | Keokuk County | 66 |
| 69 | Grundy County | 64 |
| 70 | Chickasaw County | 62 |
| 71 | Harrison County | 57 |
| 71 | Pocahontas County | 57 |
| 72 | Worth County | 56 |
| 73 | Monroe County | 55 |
| 74 | Howard County | 54 |
| 74 | Mitchell County | 54 |
| 74 | Monona County | 54 |
| 75 | Montgomery County | 53 |
| 76 | Cass County | 52 |
| 77 | Fremont County | 47 |
| 77 | Osceola County | 47 |
| 78 | Butler County | 42 |
| 79 | Greene County | 41 |
| 79 | Sac County | 41 |
| 80 | Adair County | 39 |
| 80 | Lucas County | 39 |
| 81 | Ida County | 32 |
| 81 | Lyon County | 32 |
| 81 | Ringgold County | 32 |
| 82 | Wayne County | 30 |
| 83 | Taylor County | 25 |
| 84 | Audubon County | 24 |
| 85 | Davis County | 18 |
| 86 | Adams County | 17 |
| 87 | Van Buren County | 15 |