Ranking of Iowa Counties By White Alone Voting-age Population from Census 2020
Updated on August 26, 2023.
According to the data from the United States 2020 decennial Census, as at April 2020, among all Iowa counties, Polk County had the highest voting-age population who identified their race as White Alone (295.18K), followed by Linn County (151.65K), and Scott County (110.46K).
The chart below shows the top 10 counties, and the table below shows the ranking of all Iowa counties based on White Alone voting-age population.
You can see similar ranking information for other states. You can also see similar rankings for other racial groups in Iowa.
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Related Topics: Iowa Census 2020 Topic List.
Data Source: US Census Bureau, 2020 Census.
Ranking of Iowa Counties By White Alone Voting-age Population from Census 2020
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| Rank | County | White Alone Voting-age Population |
|---|---|---|
| 1 | Polk County | 295183 |
| 2 | Linn County | 151645 |
| 3 | Scott County | 110461 |
| 4 | Johnson County | 96898 |
| 5 | Black Hawk County | 83972 |
| 6 | Dubuque County | 69989 |
| 7 | Story County | 68047 |
| 8 | Pottawattamie County | 63677 |
| 9 | Dallas County | 61790 |
| 10 | Woodbury County | 59822 |
| 11 | Warren County | 36634 |
| 12 | Clinton County | 32974 |
| 13 | Cerro Gordo County | 31467 |
| 14 | Jasper County | 27520 |
| 15 | Muscatine County | 27174 |
| 16 | Des Moines County | 26890 |
| 17 | Webster County | 25890 |
| 18 | Lee County | 24183 |
| 19 | Marion County | 24150 |
| 20 | Marshall County | 23448 |
| 21 | Sioux County | 22918 |
| 22 | Wapello County | 22371 |
| 23 | Boone County | 19476 |
| 24 | Benton County | 18673 |
| 25 | Bremer County | 18209 |
| 26 | Plymouth County | 17736 |
| 27 | Mahaska County | 15777 |
| 28 | Washington County | 15698 |
| 29 | Winneshiek County | 15347 |
| 30 | Jones County | 15261 |
| 31 | Carroll County | 15025 |
| 32 | Jackson County | 14600 |
| 33 | Buchanan County | 14596 |
| 34 | Fayette County | 14522 |
| 35 | Henry County | 14455 |
| 36 | Poweshiek County | 13949 |
| 37 | Dickinson County | 13784 |
| 38 | Cedar County | 13607 |
| 39 | Delaware County | 12943 |
| 40 | Clayton County | 12823 |
| 41 | Hardin County | 12184 |
| 42 | Iowa County | 12117 |
| 43 | Clay County | 11968 |
| 44 | Madison County | 11742 |
| 45 | Jefferson County | 11166 |
| 46 | Kossuth County | 11068 |
| 47 | Floyd County | 11042 |
| 48 | Page County | 11001 |
| 49 | Butler County | 10812 |
| 50 | Tama County | 10807 |
| 51 | Harrison County | 10744 |
| 52 | Hamilton County | 10325 |
| 53 | Mills County | 10304 |
| 54 | O'Brien County | 10081 |
| 55 | Buena Vista County | 9975 |
| 56 | Allamakee County | 9904 |
| 57 | Cass County | 9794 |
| 58 | Appanoose County | 9186 |
| 59 | Grundy County | 9089 |
| 60 | Crawford County | 8913 |
| 61 | Union County | 8822 |
| 62 | Chickasaw County | 8715 |
| 63 | Cherokee County | 8628 |
| 64 | Shelby County | 8612 |
| 65 | Wright County | 8317 |
| 66 | Lyon County | 8108 |
| 67 | Hancock County | 7872 |
| 68 | Guthrie County | 7867 |
| 69 | Mitchell County | 7776 |
| 70 | Winnebago County | 7772 |
| 71 | Montgomery County | 7640 |
| 72 | Calhoun County | 7413 |
| 73 | Keokuk County | 7352 |
| 74 | Sac County | 7271 |
| 75 | Louisa County | 6972 |
| 76 | Humboldt County | 6868 |
| 77 | Howard County | 6775 |
| 78 | Franklin County | 6670 |
| 79 | Emmet County | 6667 |
| 80 | Palo Alto County | 6639 |
| 81 | Greene County | 6499 |
| 82 | Monona County | 6430 |
| 83 | Clarke County | 6339 |
| 84 | Lucas County | 6328 |
| 85 | Davis County | 6174 |
| 86 | Adair County | 5608 |
| 87 | Monroe County | 5579 |
| 88 | Worth County | 5515 |
| 89 | Decatur County | 5459 |
| 90 | Van Buren County | 5287 |
| 91 | Ida County | 5178 |
| 92 | Pocahontas County | 5091 |
| 93 | Fremont County | 4845 |
| 94 | Wayne County | 4641 |
| 95 | Audubon County | 4321 |
| 96 | Osceola County | 4314 |
| 97 | Taylor County | 4200 |
| 98 | Ringgold County | 3498 |
| 99 | Adams County | 2773 |