Iowa Some Other Race Alone Voting-age Population By County in Census 2020

Updated on August 25, 2023.

According to the data from the US 2020 decennial Census, as at April 2020, among all the Iowa voting-age population (18 years and over), there were 59,484 people who identified their race as Some Other Race Alone, which is 2.43% of the total voting-age population of Iowa.

Polk County had the highest number of Some Other Race Alone voting-age population (12,601), followed by Woodbury County (5,357), and Johnson County (3,056).

On the other hand, the three counties with low number of Some Other Race Alone voting-age population were: Wayne County (8), Adams County (11), and Audubon County (14).

In terms of the percentage of each county's voting-age population, Crawford County had the highest percentage, with 12.80% of its voting-age population identifying their race as Some Other Race Alone, followed by Buena Vista County (11.90%), and Marshall County (8.59%).

You can see similar information for other states and also for the United States by state. You can also see similar information for other racial groups as well as the different ethnicities in Iowa.

Hover over or click on the counties to see the number and percentage of each county's voting-age population that identified as Some Other Race Alone. The data can also be filtered, sorted, and explored further in a table below.

Iowa Some Other Race Alone Voting-age Population By County in Census 2020
Iowa Some Other Race Alone Voting-age Population By County in Census 2020
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County Some Other Race Alone Voting-age Population % of County Voting-age Population
Adair County 22 0.38
Adams County 11 0.38
Allamakee County 429 3.98
Appanoose County 29 0.30
Audubon County 14 0.32
Benton County 99 0.51
Black Hawk County 1871 1.83
Boone County 148 0.72
Bremer County 101 0.53
Buchanan County 58 0.38
Buena Vista County 1824 11.90
Butler County 42 0.38
Calhoun County 46 0.59
Carroll County 176 1.12
Cass County 87 0.85
Cedar County 110 0.77
Cerro Gordo County 466 1.35
Cherokee County 157 1.72
Chickasaw County 118 1.29
Clarke County 404 5.51
Clay County 186 1.46
Clayton County 86 0.65
Clinton County 345 0.96
Crawford County 1549 12.80
Dallas County 1717 2.38
Davis County 39 0.61
Decatur County 76 1.29
Delaware County 52 0.39
Des Moines County 329 1.08
Dickinson County 100 0.70
Dubuque County 797 1.04
Emmet County 231 3.15
Fayette County 96 0.63
Floyd County 130 1.09
Franklin County 497 6.48
Fremont County 49 0.96
Greene County 62 0.91
Grundy County 34 0.36
Guthrie County 76 0.92
Hamilton County 431 3.73
Hancock County 127 1.51
Hardin County 284 2.17
Harrison County 46 0.41
Henry County 297 1.84
Howard County 76 1.07
Humboldt County 150 2.06
Ida County 64 1.19
Iowa County 160 1.25
Jackson County 55 0.36
Jasper County 245 0.83
Jefferson County 231 1.82
Johnson County 3056 2.50
Jones County 110 0.68
Keokuk County 50 0.65
Kossuth County 148 1.27
Lee County 234 0.89
Linn County 2176 1.23
Louisa County 601 7.18
Lucas County 61 0.92
Lyon County 124 1.46
Madison County 71 0.58
Mahaska County 125 0.74
Marion County 144 0.56
Marshall County 2578 8.59
Mills County 80 0.73
Mitchell County 63 0.78
Monona County 36 0.53
Monroe County 39 0.67
Montgomery County 99 1.23
Muscatine County 2395 7.31
O'Brien County 245 2.25
Osceola County 196 4.10
Page County 108 0.90
Palo Alto County 72 1.03
Plymouth County 424 2.21
Pocahontas County 121 2.21
Polk County 12601 3.39
Pottawattamie County 2248 3.13
Poweshiek County 142 0.94
Ringgold County 18 0.50
Sac County 104 1.37
Scott County 2453 1.83
Shelby County 125 1.37
Sioux County 1339 5.18
Story County 2235 2.73
Tama County 490 3.77
Taylor County 130 2.88
Union County 82 0.88
Van Buren County 16 0.29
Wapello County 1464 5.43
Warren County 367 0.94
Washington County 488 2.86
Wayne County 8 0.17
Webster County 457 1.57
Winnebago County 181 2.14
Winneshiek County 211 1.30
Woodbury County 5357 6.83
Worth County 32 0.56
Wright County 751 7.72