Ranking of Iowa Counties By Non-Hispanic White Population in 2023

Updated on August 12, 2024.

Based on the US Census Vintage data estimates, in 2023, among all Iowa counties, Polk County had the highest number of people who identified their ethnicity as Non-Hispanic White (373.93K), followed by Linn County (190.63K), and Scott County (135.88K).

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 Non-Hispanic White Population in 2023
Polk
Linn
Scott
Johnson
Black Hawk
Dallas
Dubuque
Story
Pottawattamie
Woodbury
Ranking of Iowa Counties By Non-Hispanic White Population in 2023
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Rank County Non-Hispanic White Population
1 Polk County 373933
2 Linn County 190633
3 Scott County 135883
4 Johnson County 119523
5 Black Hawk County 102706
6 Dallas County 91450
7 Dubuque County 87884
8 Story County 81425
9 Pottawattamie County 79332
10 Woodbury County 71508
11 Warren County 51003
12 Clinton County 41414
13 Cerro Gordo County 37476
14 Jasper County 35062
15 Des Moines County 32665
16 Muscatine County 31881
17 Marion County 31688
18 Webster County 30895
19 Sioux County 30145
20 Lee County 29532
21 Wapello County 26683
22 Marshall County 26403
23 Boone County 24884
24 Benton County 24490
25 Bremer County 23734
26 Plymouth County 22619
27 Mahaska County 20129
28 Washington County 20058
29 Buchanan County 19703
30 Jones County 19363
31 Carroll County 19115
32 Winneshiek County 18630
33 Jackson County 18283
34 Fayette County 17751
35 Cedar County 17225
36 Henry County 17197
37 Dickinson County 16931
38 Delaware County 16882
39 Poweshiek County 16780
40 Clayton County 16172
41 Madison County 16080
42 Iowa County 15361
43 Clay County 15137
44 Hardin County 14821
45 Harrison County 13976
46 Floyd County 13852
47 Page County 13599
48 Mills County 13567
49 Butler County 13449
50 Kossuth County 13313
51 Tama County 13188
52 Jefferson County 12956
53 Hamilton County 12499
54 O'Brien County 12364
55 Allamakee County 12291
56 Cass County 12280
57 Grundy County 11840
58 Lyon County 11478
59 Appanoose County 11429
60 Union County 10970
61 Chickasaw County 10905
62 Shelby County 10824
63 Buena Vista County 10730
64 Cherokee County 10529
65 Guthrie County 10064
66 Mitchell County 10028
67 Crawford County 9977
68 Wright County 9718
69 Hancock County 9692
70 Winnebago County 9442
71 Montgomery County 9438
72 Keokuk County 9400
73 Calhoun County 9005
74 Sac County 8906
75 Howard County 8829
76 Davis County 8737
77 Humboldt County 8667
78 Lucas County 8266
79 Louisa County 8137
79 Palo Alto County 8137
80 Franklin County 7991
81 Greene County 7986
82 Emmet County 7949
83 Monona County 7848
84 Clarke County 7544
85 Monroe County 7116
86 Decatur County 7011
87 Van Buren County 6963
88 Adair County 6912
89 Worth County 6790
90 Ida County 6325
91 Wayne County 6280
92 Pocahontas County 6190
93 Fremont County 6015
94 Taylor County 5258
95 Audubon County 5239
96 Osceola County 5065
97 Ringgold County 4381
98 Adams County 3372