Ranking of Iowa Counties By Asian Alone Population in 2022

Updated on June 18, 2025.

Based on the US Census Vintage data estimates, in 2022, among all Iowa counties, Polk County had the highest number of people who identified their race as Asian Alone (25.94K), followed by Johnson County (9.89K), and Story County (7.59K).

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.

See this for other years:
Ranking of Iowa Counties By Asian Alone Population in 2022
Polk
Johnson
Story
Linn
Dallas
Scott
Black Hawk
Woodbury
Buena Vista
Marshall
Ranking of Iowa Counties By Asian Alone Population in 2022
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Rank County Asian Alone Population
1 Polk County 25937
2 Johnson County 9893
3 Story County 7588
4 Linn County 5972
5 Dallas County 5730
6 Scott County 5468
7 Black Hawk County 3526
8 Woodbury County 3108
9 Buena Vista County 2135
10 Marshall County 1625
11 Dubuque County 1320
12 Jefferson County 1217
13 Pottawattamie County 960
14 Wapello County 790
15 Cerro Gordo County 514
16 Des Moines County 510
17 Henry County 476
18 Marion County 466
19 Warren County 453
20 Muscatine County 449
21 Crawford County 431
22 Webster County 420
23 Mahaska County 415
24 Hamilton County 355
25 Louisa County 351
25 Poweshiek County 351
26 Sioux County 339
27 Clinton County 335
28 Bremer County 312
29 Jasper County 246
30 Floyd County 244
31 Lee County 229
32 Winneshiek County 223
33 Fayette County 218
34 Dickinson County 195
35 Plymouth County 184
36 Page County 174
37 Hardin County 169
38 Butler County 166
39 Boone County 157
40 Washington County 151
41 Benton County 150
42 Madison County 144
43 Clay County 138
44 Cedar County 129
44 Jones County 129
45 Carroll County 125
46 Buchanan County 122
47 O'Brien County 117
47 Winnebago County 117
48 Union County 113
49 Cherokee County 108
50 Appanoose County 106
51 Clarke County 100
52 Iowa County 97
53 Kossuth County 92
54 Palo Alto County 90
55 Jackson County 89
56 Tama County 86
57 Allamakee County 82
58 Wright County 75
59 Emmet County 70
60 Cass County 69
60 Decatur County 69
61 Shelby County 68
62 Franklin County 67
63 Hancock County 66
63 Mitchell County 66
64 Delaware County 64
65 Mills County 61
65 Sac County 61
66 Greene County 60
67 Humboldt County 58
68 Harrison County 57
69 Lyon County 54
70 Guthrie County 50
71 Ida County 49
71 Osceola County 49
72 Clayton County 48
73 Howard County 47
73 Worth County 47
74 Lucas County 46
75 Davis County 43
75 Grundy County 43
75 Van Buren County 43
76 Chickasaw County 42
77 Montgomery County 41
77 Ringgold County 41
77 Wayne County 41
78 Calhoun County 40
79 Adair County 38
80 Keokuk County 37
81 Monroe County 36
82 Audubon County 35
82 Pocahontas County 35
83 Adams County 28
83 Fremont County 28
84 Taylor County 27
85 Monona County 26