Iowa Non-Hispanic American Indian and Alaska Native Alone Citizen Population By County in 2018 (ACS-5Yrs)

Updated on March 28, 2026.

Based on the US Census Bureau's special tabulation from the ACS 5-year estimates, in 2018, the Non-Hispanic American Indian & Alaska Native Alone citizen population for Iowa was 23,235 and represented 0.77% of the total Iowa citizen population.

Among all Iowa counties, Woodbury had the highest Non-Hispanic American Indian & Alaska Native Alone citizen population (1.57K), followed by Tama (1.21K), and Polk (805).

In terms of percentages, Tama had the highest percentage of its citizen population being Non-Hispanic American Indian & Alaska Native Alone (7.24%), followed by Monona (2.06%), and Woodbury (1.61%).

The chart and table below shows the Non-Hispanic American Indian & Alaska Native Alone citizen population of each county and the percentage of each county's citizen population that were Non-Hispanic American Indian & Alaska Native 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 American Indian and Alaska Native Alone Citizen Population By County in 2018
0 of 0
County Citizen Population % of County Citizen Population
Woodbury 1570 1.61
Tama 1205 7.24
Polk 805 0.18
Scott 490 0.29
Black Hawk 430 0.33
Linn 350 0.16
Johnson 270 0.20
Pottawattamie 255 0.28
Story 215 0.24
Monona 180 2.06
Clinton 170 0.36
Hardin 170 1.01
Cerro Gordo 125 0.30
Webster 120 0.33
Mills 110 0.74
Plymouth 105 0.43
Page 100 0.66
Dallas 90 0.11
Floyd 90 0.57
Dubuque 85 0.09
Muscatine 80 0.19
Lee 75 0.22
Jasper 70 0.19
Buchanan 65 0.31
Marion 65 0.20
Warren 65 0.13
Boone 60 0.23
Calhoun 60 0.62
Mahaska 60 0.27
Delaware 55 0.32
Des Moines 55 0.14
Louisa 55 0.53
Mitchell 55 0.52
Wapello 55 0.16
Washington 55 0.25
Winnebago 55 0.53
Bremer 50 0.21
Cherokee 50 0.44
Fremont 50 0.72
Henry 50 0.26
Benton 45 0.18
Dickinson 45 0.27
Marshall 45 0.12
Crawford 40 0.27
Humboldt 40 0.43
Chickasaw 35 0.29
Clayton 35 0.20
Guthrie 35 0.33
Ida 35 0.51
Butler 30 0.21
Cedar 30 0.16
Decatur 30 0.38
Emmet 30 0.32
Harrison 30 0.21
Lyon 30 0.26
O'Brien 30 0.22
Hancock 25 0.23
Montgomery 25 0.25
Pocahontas 25 0.37
Allamakee 20 0.15
Appanoose 20 0.16
Kossuth 20 0.13
Ringgold 20 0.41
Sioux 20 0.06
Union 20 0.16
Wayne 20 0.31
Winneshiek 20 0.10
Grundy 15 0.12
Madison 15 0.10
Palo Alto 15 0.17
Cass 10 0.08
Clarke 10 0.11
Clay 10 0.06
Fayette 10 0.05
Greene 10 0.11
Keokuk 10 0.10
Shelby 10 0.09
Adams 4 0.11
Audubon 4 0.07
Buena Vista 4 0.02
Carroll 4 0.02
Hamilton 4 0.03
Iowa 4 0.03
Jackson 4 0.02
Jefferson 4 0.02
Jones 4 0.02
Lucas 4 0.05
Osceola 4 0.07
Taylor 4 0.07
Wright 4 0.03
Adair 0 0.00
Davis 0 0.00
Franklin 0 0.00
Howard 0 0.00
Monroe 0 0.00
Poweshiek 0 0.00
Sac 0 0.00
Van Buren 0 0.00
Worth 0 0.00