Ranking of Iowa Counties By Percentage of Population that are Hispanic American Indian and Alaska Native in 2018

Updated on June 18, 2025.

Based on the US Census Vintage data estimates, in 2018, among all Iowa counties, Tama County had the highest percentage of its population who identified their ethnicity as Hispanic American Indian and Alaska Native (2.24%), followed by Woodbury County (1.61%), and Emmet County (1.1%).

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 racial and ethnicity groups in the United States.

You can also see similar information for other states, and also the ranking of all counties in the United States.

You may also be interested in:
Ranking of Iowa Counties By Hispanic American Indian and Alaska Native Population in 2018

Related Topics: Iowa Census Vintage Data Topic List.

Data Source: US Census Bureau (Vintage).

See this for other years:

Ranking of Iowa Counties By Percentage of Pop. that are Hispanic American Indian and Alaska Native in 2018

Tama

Woodbury

Emmet

Crawford

Clarke

Wapello

Allamakee

Franklin

Marshall

Plymouth

Ranking of Iowa Counties By Percentage of Pop. that are Hispanic American Indian and Alaska Native in 2018

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Rank	County	% of County Population
1	Tama County	2.24
2	Woodbury County	1.61
3	Emmet County	1.1
4	Crawford County	1.09
5	Clarke County	0.76
6	Wapello County	0.56
7	Allamakee County	0.52
8	Franklin County	0.51
9	Marshall County	0.5
10	Plymouth County	0.48
11	Buena Vista County	0.44
11	Muscatine County	0.44
12	Pocahontas County	0.39
13	Pottawattamie County	0.38
14	Sioux County	0.37
15	Cass County	0.29
15	Wright County	0.29
16	Lyon County	0.26
17	Hamilton County	0.24
17	Kossuth County	0.24
18	Humboldt County	0.21
18	O'Brien County	0.21
19	Black Hawk County	0.2
19	Polk County	0.2
20	Louisa County	0.19
20	Mills County	0.19
20	Palo Alto County	0.19
20	Union County	0.19
20	Webster County	0.19
20	Winnebago County	0.19
21	Floyd County	0.18
21	Page County	0.18
22	Dallas County	0.17
23	Boone County	0.16
23	Hardin County	0.16
23	Johnson County	0.16
23	Mahaska County	0.16
23	Poweshiek County	0.16
23	Scott County	0.16
23	Worth County	0.16
24	Washington County	0.15
25	Cerro Gordo County	0.14
25	Greene County	0.14
26	Clinton County	0.13
26	Henry County	0.13
26	Lucas County	0.13
26	Monona County	0.13
27	Carroll County	0.12
27	Davis County	0.12
27	Hancock County	0.12
27	Howard County	0.12
27	Osceola County	0.12
27	Shelby County	0.12
28	Clayton County	0.11
28	Dubuque County	0.11
28	Jackson County	0.11
28	Madison County	0.11
28	Montgomery County	0.11
28	Taylor County	0.11
29	Buchanan County	0.1
29	Cherokee County	0.1
29	Fayette County	0.1
29	Ida County	0.1
29	Iowa County	0.1
29	Jones County	0.1
29	Mitchell County	0.1
29	Warren County	0.1
30	Decatur County	0.09
30	Dickinson County	0.09
30	Jasper County	0.09
30	Keokuk County	0.09
30	Marion County	0.09
30	Story County	0.09
31	Guthrie County	0.08
31	Harrison County	0.08
31	Jefferson County	0.08
31	Linn County	0.08
32	Benton County	0.07
32	Cedar County	0.07
32	Chickasaw County	0.07
32	Lee County	0.07
33	Audubon County	0.06
33	Bremer County	0.06
33	Butler County	0.06
33	Clay County	0.06
33	Des Moines County	0.06
33	Wayne County	0.06
34	Ringgold County	0.04
35	Adams County	0.03
35	Fremont County	0.03
35	Monroe County	0.03
35	Sac County	0.03
35	Van Buren County	0.03
35	Winneshiek County	0.03
36	Appanoose County	0.02
36	Delaware County	0.02
36	Grundy County	0.02
37	Adair County	0.01
37	Calhoun County	0.01