Iowa Non-Hispanic Asian Alone Citizen Population By County in 2021 (ACS-5Yrs)

Updated on March 28, 2026.

Based on the US Census Bureau's special tabulation from the ACS 5-year estimates, in 2021, the Non-Hispanic Asian Alone citizen population for Iowa was 46,755 and represented 1.52% of the total Iowa citizen population.

Among all Iowa counties, Polk had the highest Non-Hispanic Asian Alone citizen population (15.98K), followed by Johnson (5.12K), and Scott (3.68K).

In terms of percentages, Buena Vista had the highest percentage of its citizen population being Non-Hispanic Asian Alone (6.76%), followed by Johnson (3.64%), and Polk (3.45%).

The chart and table below shows the Non-Hispanic Asian Alone citizen population of each county and the percentage of each county's citizen population that were Non-Hispanic Asian Alone.

You can see similar information for other states and by state for the United States.

You can also see similar information for other ethnicities.

See this for other years:
Iowa Non-Hispanic Asian Alone Citizen Population By County in 2021
0 of 0
County Citizen Population % of County Citizen Population
Polk 15980 3.45
Johnson 5115 3.64
Scott 3675 2.15
Linn 3405 1.53
Story 3100 3.38
Dallas 2385 2.59
Black Hawk 2000 1.58
Woodbury 1905 1.91
Buena Vista 1225 6.76
Dubuque 765 0.79
Marshall 720 1.95
Cerro Gordo 465 1.09
Wapello 420 1.24
Pottawattamie 405 0.44
Henry 400 1.99
Warren 375 0.73
Hamilton 365 2.47
Marion 245 0.74
Crawford 240 1.64
Lee 230 0.69
Floyd 225 1.44
Webster 225 0.62
Poweshiek 210 1.15
Winnebago 195 1.84
Clinton 180 0.39
Jefferson 170 1.19
Bremer 160 0.65
Des Moines 155 0.40
Louisa 155 1.53
Madison 155 0.95
Mahaska 155 0.71
Muscatine 155 0.37
Sioux 145 0.42
Jasper 125 0.34
Jones 115 0.56
Carroll 110 0.54
Clay 95 0.58
Monroe 90 1.19
Jackson 85 0.44
Winneshiek 85 0.43
Cedar 80 0.44
Tama 80 0.49
Hardin 75 0.45
Plymouth 75 0.30
Humboldt 70 0.74
Kossuth 70 0.48
Page 70 0.46
Lyon 65 0.55
Allamakee 60 0.44
Boone 60 0.23
Osceola 60 1.00
Washington 55 0.25
Benton 50 0.20
Butler 50 0.35
Cherokee 50 0.43
Delaware 50 0.29
Sac 50 0.51
Clayton 45 0.26
Davis 45 0.50
Van Buren 45 0.63
Adair 40 0.54
Mills 40 0.28
Palo Alto 40 0.45
Cass 35 0.27
Greene 35 0.40
Hancock 35 0.33
O'Brien 35 0.25
Pocahontas 35 0.50
Iowa 30 0.18
Calhoun 25 0.25
Fayette 25 0.13
Lucas 25 0.29
Mitchell 25 0.24
Montgomery 25 0.24
Dickinson 20 0.12
Harrison 20 0.14
Howard 20 0.21
Keokuk 20 0.20
Decatur 15 0.20
Grundy 15 0.12
Worth 15 0.20
Buchanan 10 0.05
Guthrie 10 0.10
Appanoose 4 0.03
Audubon 4 0.07
Chickasaw 4 0.03
Clarke 4 0.04
Emmet 4 0.04
Ida 4 0.06
Ringgold 4 0.09
Union 4 0.03
Wayne 4 0.06
Wright 4 0.03
Adams 0 0.00
Franklin 0 0.00
Fremont 0 0.00
Monona 0 0.00
Shelby 0 0.00
Taylor 0 0.00