Ranking of Iowa Counties By Non-Hispanic White Population in 2014

Updated on June 18, 2025.

Based on the US Census Vintage data estimates, in 2014, among all Iowa counties, Polk County had the highest number of people who identified their ethnicity as Non-Hispanic White (364.79K), followed by Linn County (191.37K), and Scott County (139.08K).

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 2014
Polk
Linn
Scott
Johnson
Black Hawk
Dubuque
Pottawattamie
Story
Woodbury
Dallas
Ranking of Iowa Counties By Non-Hispanic White Population in 2014
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Rank County Non-Hispanic White Population
1 Polk County 364788
2 Linn County 191373
3 Scott County 139078
4 Johnson County 114483
5 Black Hawk County 109900
6 Dubuque County 88609
7 Pottawattamie County 82666
8 Story County 81432
9 Woodbury County 77135
10 Dallas County 67344
11 Warren County 45462
12 Clinton County 43955
13 Cerro Gordo County 39608
14 Des Moines County 35469
15 Jasper County 34822
16 Muscatine County 33698
17 Webster County 32828
18 Lee County 31957
19 Marion County 31597
20 Sioux County 30491
21 Wapello County 30034
22 Marshall County 29945
23 Boone County 24917
24 Benton County 24785
25 Bremer County 23595
26 Plymouth County 23255
27 Mahaska County 21154
28 Buchanan County 20440
29 Washington County 20205
30 Winneshiek County 19727
31 Carroll County 19592
32 Jones County 19407
33 Fayette County 19155
34 Jackson County 18624
35 Henry County 17600
36 Cedar County 17525
37 Poweshiek County 17163
38 Clayton County 17081
39 Delaware County 16916
40 Dickinson County 16196
41 Hardin County 16035
42 Iowa County 15671
43 Clay County 15546
44 Madison County 15035
45 Floyd County 14906
46 Kossuth County 14632
47 Jefferson County 14567
48 Butler County 14515
49 Tama County 14359
50 Page County 14222
51 Mills County 13982
52 Harrison County 13789
53 Hamilton County 13718
54 O'Brien County 13127
55 Cass County 12869
56 Allamakee County 12858
57 Buena Vista County 12745
58 Appanoose County 12178
59 Grundy County 12038
60 Union County 11946
61 Chickasaw County 11803
62 Crawford County 11781
63 Shelby County 11348
64 Wright County 11266
65 Lyon County 11253
66 Cherokee County 11140
67 Mitchell County 10415
68 Hancock County 10408
69 Guthrie County 10248
70 Keokuk County 9984
71 Montgomery County 9801
72 Winnebago County 9776
73 Sac County 9629
74 Calhoun County 9347
75 Humboldt County 9087
76 Howard County 9049
77 Franklin County 9017
78 Louisa County 8837
79 Greene County 8707
80 Palo Alto County 8654
81 Emmet County 8646
82 Davis County 8503
83 Monona County 8477
84 Lucas County 8397
85 Clarke County 7867
86 Decatur County 7649
87 Monroe County 7600
88 Van Buren County 7175
89 Worth County 7155
90 Adair County 7125
91 Fremont County 6725
92 Ida County 6699
93 Pocahontas County 6674
94 Wayne County 6152
95 Osceola County 5674
96 Taylor County 5616
97 Audubon County 5608
98 Ringgold County 4778
99 Adams County 3757