Ranking of Iowa Counties By Percentage of Population that are Non-Hispanic Black or African American in 2012
Updated on June 18, 2025.
Based on the US Census Vintage data estimates, in 2012, 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 (8.63%), followed by Scott County (7.01%), and Polk County (6.15%).
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 2012
Items per page:
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| Rank | County | % of County Population |
|---|---|---|
| 1 | Black Hawk County | 8.63 |
| 2 | Scott County | 7.01 |
| 3 | Polk County | 6.15 |
| 4 | Des Moines County | 5.33 |
| 5 | Johnson County | 5.1 |
| 6 | Linn County | 4.01 |
| 7 | Webster County | 3.87 |
| 8 | Lee County | 3.04 |
| 9 | Clinton County | 2.75 |
| 10 | Dubuque County | 2.58 |
| 11 | Story County | 2.56 |
| 12 | Woodbury County | 2.45 |
| 13 | Henry County | 2.38 |
| 14 | Page County | 2.32 |
| 15 | Buena Vista County | 2.26 |
| 16 | Jones County | 2.22 |
| 17 | Calhoun County | 1.8 |
| 18 | Marshall County | 1.72 |
| 19 | Decatur County | 1.71 |
| 20 | Muscatine County | 1.66 |
| 21 | Crawford County | 1.65 |
| 22 | Wapello County | 1.58 |
| 23 | Dallas County | 1.53 |
| 24 | Floyd County | 1.43 |
| 25 | Jefferson County | 1.38 |
| 26 | Jasper County | 1.35 |
| 27 | Hardin County | 1.29 |
| 27 | Pottawattamie County | 1.29 |
| 28 | Poweshiek County | 1.26 |
| 29 | Allamakee County | 1.17 |
| 30 | Cerro Gordo County | 1.13 |
| 31 | Fayette County | 1.09 |
| 32 | Mahaska County | 1.07 |
| 33 | Winnebago County | 0.92 |
| 34 | Bremer County | 0.87 |
| 35 | Boone County | 0.8 |
| 36 | Washington County | 0.79 |
| 37 | Louisa County | 0.75 |
| 38 | Union County | 0.74 |
| 38 | Winneshiek County | 0.74 |
| 39 | Pocahontas County | 0.73 |
| 40 | Marion County | 0.68 |
| 41 | Emmet County | 0.65 |
| 42 | Cherokee County | 0.64 |
| 43 | O'Brien County | 0.61 |
| 44 | Clarke County | 0.6 |
| 45 | Fremont County | 0.57 |
| 46 | Humboldt County | 0.56 |
| 46 | Warren County | 0.56 |
| 47 | Carroll County | 0.54 |
| 48 | Mills County | 0.49 |
| 49 | Cedar County | 0.48 |
| 49 | Clay County | 0.48 |
| 50 | Hancock County | 0.47 |
| 51 | Clayton County | 0.46 |
| 51 | Jackson County | 0.46 |
| 51 | Palo Alto County | 0.46 |
| 51 | Plymouth County | 0.46 |
| 51 | Tama County | 0.46 |
| 52 | Hamilton County | 0.44 |
| 52 | Iowa County | 0.44 |
| 52 | Keokuk County | 0.44 |
| 52 | Kossuth County | 0.44 |
| 52 | Ringgold County | 0.44 |
| 53 | Appanoose County | 0.43 |
| 54 | Monroe County | 0.42 |
| 55 | Benton County | 0.4 |
| 56 | Worth County | 0.39 |
| 57 | Wright County | 0.37 |
| 58 | Greene County | 0.36 |
| 58 | Howard County | 0.36 |
| 58 | Sioux County | 0.36 |
| 59 | Buchanan County | 0.33 |
| 59 | Madison County | 0.33 |
| 59 | Shelby County | 0.33 |
| 60 | Wayne County | 0.32 |
| 61 | Franklin County | 0.31 |
| 61 | Monona County | 0.31 |
| 62 | Audubon County | 0.29 |
| 63 | Cass County | 0.28 |
| 63 | Ida County | 0.28 |
| 63 | Sac County | 0.28 |
| 64 | Chickasaw County | 0.27 |
| 64 | Osceola County | 0.27 |
| 65 | Delaware County | 0.26 |
| 65 | Harrison County | 0.26 |
| 66 | Grundy County | 0.25 |
| 66 | Montgomery County | 0.25 |
| 67 | Lucas County | 0.24 |
| 67 | Taylor County | 0.24 |
| 68 | Butler County | 0.23 |
| 69 | Dickinson County | 0.22 |
| 69 | Mitchell County | 0.22 |
| 70 | Adams County | 0.21 |
| 70 | Guthrie County | 0.21 |
| 71 | Adair County | 0.2 |
| 71 | Van Buren County | 0.2 |
| 72 | Lyon County | 0.15 |
| 73 | Davis County | 0.14 |