Ranking of Iowa Counties By Two Or More Races 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 race as Two Or More Races (8.80K), followed by Linn County (4.64K), and Scott County (4.24K).
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 Two Or More Races Population in 2010
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| Rank | County | Two Or More Races Population |
|---|---|---|
| 1 | Polk County | 8800 |
| 2 | Linn County | 4643 |
| 3 | Scott County | 4240 |
| 4 | Black Hawk County | 2731 |
| 5 | Johnson County | 2702 |
| 6 | Woodbury County | 2564 |
| 7 | Story County | 1386 |
| 8 | Pottawattamie County | 1377 |
| 9 | Dubuque County | 1104 |
| 10 | Des Moines County | 877 |
| 11 | Clinton County | 804 |
| 12 | Dallas County | 788 |
| 13 | Lee County | 623 |
| 14 | Cerro Gordo County | 606 |
| 15 | Webster County | 597 |
| 16 | Marshall County | 530 |
| 17 | Warren County | 493 |
| 18 | Muscatine County | 471 |
| 19 | Wapello County | 429 |
| 20 | Tama County | 406 |
| 21 | Marion County | 296 |
| 22 | Jasper County | 294 |
| 23 | Henry County | 280 |
| 24 | Poweshiek County | 243 |
| 25 | Boone County | 234 |
| 26 | Jefferson County | 231 |
| 27 | Mahaska County | 224 |
| 28 | Benton County | 215 |
| 29 | Plymouth County | 214 |
| 30 | Bremer County | 212 |
| 31 | Washington County | 208 |
| 32 | Sioux County | 207 |
| 33 | Page County | 198 |
| 34 | Buchanan County | 197 |
| 35 | Jackson County | 186 |
| 36 | Fayette County | 177 |
| 37 | Hamilton County | 176 |
| 38 | Carroll County | 173 |
| 39 | Cedar County | 163 |
| 40 | Hardin County | 157 |
| 41 | Buena Vista County | 156 |
| 42 | Clay County | 149 |
| 43 | Mills County | 148 |
| 44 | Winneshiek County | 135 |
| 45 | Wright County | 132 |
| 46 | Clayton County | 128 |
| 47 | Appanoose County | 119 |
| 48 | Dickinson County | 116 |
| 49 | Emmet County | 114 |
| 50 | Madison County | 113 |
| 51 | Crawford County | 112 |
| 51 | Jones County | 112 |
| 52 | Delaware County | 111 |
| 53 | Iowa County | 108 |
| 53 | Union County | 108 |
| 54 | Harrison County | 107 |
| 54 | Louisa County | 107 |
| 55 | Butler County | 105 |
| 55 | Floyd County | 105 |
| 56 | Franklin County | 98 |
| 57 | Kossuth County | 97 |
| 58 | Cherokee County | 93 |
| 59 | Monona County | 92 |
| 60 | Hancock County | 90 |
| 61 | Humboldt County | 87 |
| 61 | O'Brien County | 87 |
| 62 | Montgomery County | 85 |
| 63 | Decatur County | 82 |
| 63 | Guthrie County | 82 |
| 64 | Shelby County | 78 |
| 65 | Clarke County | 77 |
| 65 | Winnebago County | 77 |
| 66 | Grundy County | 76 |
| 67 | Sac County | 73 |
| 68 | Allamakee County | 72 |
| 68 | Monroe County | 72 |
| 69 | Howard County | 71 |
| 70 | Cass County | 70 |
| 71 | Davis County | 68 |
| 72 | Palo Alto County | 67 |
| 73 | Greene County | 65 |
| 74 | Lyon County | 60 |
| 75 | Fremont County | 59 |
| 76 | Worth County | 57 |
| 77 | Keokuk County | 53 |
| 78 | Calhoun County | 52 |
| 79 | Pocahontas County | 51 |
| 80 | Chickasaw County | 50 |
| 80 | Osceola County | 50 |
| 81 | Mitchell County | 46 |
| 82 | Adair County | 45 |
| 82 | Van Buren County | 45 |
| 83 | Lucas County | 43 |
| 83 | Wayne County | 43 |
| 84 | Taylor County | 39 |
| 85 | Ida County | 35 |
| 86 | Ringgold County | 33 |
| 87 | Audubon County | 31 |
| 88 | Adams County | 22 |