Ranking of Iowa Counties By Non-Hispanic - Two Or More Races Population from Census 2020
Updated on February 22, 2026.
According to the data from the United States 2020 decennial Census for Iowa counties, in April 2020, Polk County had the highest number of people who identified their race as Non-Hispanic - Two Or More Races (19.71K), followed by Linn County (10.37K), and Scott County (8.57K).
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 states. You can also see similar rankings of counties for other ethnicities as well as for the different racial groups in Iowa.
You can also see similar ranking for all counties in the United States.
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Related Topics: Iowa Census 2020 Topic List.
Data Source: US Census Bureau, 2020 Census.
Ranking of Iowa Counties By
Non-Hispanic - Two Or More Races Population from Census 2020
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| Rank | County | Population |
|---|---|---|
| 1 | Polk County | 19709 |
| 2 | Linn County | 10369 |
| 3 | Scott County | 8570 |
| 4 | Johnson County | 6199 |
| 5 | Black Hawk County | 5161 |
| 6 | Story County | 4547 |
| 7 | Woodbury County | 4023 |
| 8 | Pottawattamie County | 3472 |
| 9 | Dallas County | 3302 |
| 10 | Dubuque County | 2688 |
| 11 | Clinton County | 1834 |
| 12 | Des Moines County | 1797 |
| 13 | Warren County | 1752 |
| 14 | Lee County | 1397 |
| 15 | Cerro Gordo County | 1367 |
| 16 | Webster County | 1289 |
| 17 | Muscatine County | 1181 |
| 18 | Jasper County | 1158 |
| 19 | Wapello County | 1073 |
| 20 | Marshall County | 983 |
| 21 | Marion County | 943 |
| 22 | Boone County | 801 |
| 23 | Benton County | 757 |
| 24 | Mahaska County | 727 |
| 25 | Henry County | 663 |
| 26 | Washington County | 601 |
| 27 | Fayette County | 586 |
| 28 | Jefferson County | 583 |
| 29 | Bremer County | 579 |
| 30 | Plymouth County | 577 |
| 31 | Tama County | 554 |
| 32 | Jones County | 534 |
| 33 | Madison County | 520 |
| 34 | Mills County | 506 |
| 35 | Page County | 504 |
| 36 | Sioux County | 502 |
| 37 | Buchanan County | 494 |
| 38 | Iowa County | 491 |
| 39 | Poweshiek County | 485 |
| 40 | Hardin County | 479 |
| 41 | Cedar County | 473 |
| 42 | Jackson County | 419 |
| 43 | Winneshiek County | 419 |
| 44 | Hamilton County | 418 |
| 45 | Floyd County | 407 |
| 46 | Clay County | 400 |
| 47 | Dickinson County | 392 |
| 48 | Carroll County | 383 |
| 49 | Buena Vista County | 352 |
| 50 | Harrison County | 346 |
| 51 | Clayton County | 328 |
| 52 | Appanoose County | 323 |
| 53 | Delaware County | 323 |
| 54 | Cass County | 318 |
| 55 | Butler County | 311 |
| 56 | Grundy County | 301 |
| 57 | Shelby County | 301 |
| 58 | Kossuth County | 298 |
| 59 | Union County | 295 |
| 60 | Montgomery County | 283 |
| 61 | O'Brien County | 274 |
| 62 | Keokuk County | 268 |
| 63 | Wright County | 264 |
| 64 | Winnebago County | 262 |
| 65 | Louisa County | 261 |
| 66 | Cherokee County | 253 |
| 67 | Hancock County | 242 |
| 68 | Chickasaw County | 241 |
| 69 | Crawford County | 240 |
| 70 | Guthrie County | 237 |
| 71 | Monona County | 236 |
| 72 | Greene County | 229 |
| 73 | Franklin County | 226 |
| 74 | Humboldt County | 226 |
| 75 | Decatur County | 224 |
| 76 | Lucas County | 223 |
| 77 | Lyon County | 222 |
| 78 | Howard County | 217 |
| 79 | Allamakee County | 209 |
| 80 | Fremont County | 208 |
| 81 | Calhoun County | 206 |
| 82 | Emmet County | 201 |
| 83 | Palo Alto County | 200 |
| 84 | Monroe County | 189 |
| 85 | Pocahontas County | 189 |
| 86 | Davis County | 187 |
| 87 | Sac County | 182 |
| 88 | Clarke County | 178 |
| 89 | Worth County | 178 |
| 90 | Mitchell County | 175 |
| 91 | Adair County | 155 |
| 92 | Van Buren County | 152 |
| 93 | Wayne County | 145 |
| 94 | Taylor County | 142 |
| 95 | Osceola County | 134 |
| 96 | Ringgold County | 125 |
| 97 | Ida County | 123 |
| 98 | Audubon County | 114 |
| 99 | Adams County | 89 |
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