Ranking of Iowa Counties By Percentage of the Population that Identified as Hispanic or Latino from Census 2020

Updated on March 6, 2023.

According to the data from the United States 2020 decennial Census, in April 2020, among all of Iowa counties, Crawford County had the highest percentange of a county's population who identified as Hispanic or Latino (29.73%), followed by Buena Vista County (28.45%), and Marshall County (22.79%).

The chart below shows the top 10 counties, and the table below shows the ranking of all Iowa counties based on the percentage of each county's population that identified as hispanic or latino.

You can see similar ranking information for other states and also for the different racial groups in Iowa.

Ranking of Iowa Counties By Percentage of the Population that Identified as Hispanic or Latino from Census 2020
Crawford
Buena Vista
Marshall
Wright
Muscatine
Woodbury
Franklin
Louisa
Clarke
Sioux
Ranking of Iowa Counties By Percentage of the Population that Identified as Hispanic or Latino from Census 2020
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Rank County % County Population
1 Crawford County 29.73
2 Buena Vista County 28.45
3 Marshall County 22.79
4 Wright County 18.50
5 Muscatine County 17.97
6 Woodbury County 17.70
7 Franklin County 16.31
8 Louisa County 15.95
9 Clarke County 15.74
10 Sioux County 13.70
11 Wapello County 12.23
12 Tama County 10.53
13 Polk County 9.76
14 Hamilton County 9.74
15 Osceola County 9.74
16 Emmet County 9.45
17 Allamakee County 8.68
18 Pottawattamie County 8.18
19 Washington County 7.14
20 O'Brien County 6.95
21 Scott County 6.92
22 Taylor County 6.77
23 Johnson County 6.67
24 Dallas County 6.54
25 Plymouth County 5.82
26 Hancock County 5.69
27 Webster County 5.58
28 Winnebago County 5.56
29 Henry County 5.29
30 Cerro Gordo County 5.20
31 Story County 5.11
32 Pocahontas County 5.00
33 Black Hawk County 4.92
34 Hardin County 4.85
35 Cherokee County 4.55
36 Humboldt County 4.48
37 Clay County 4.30
38 Kossuth County 4.07
39 Chickasaw County 4.00
40 Jefferson County 3.90
41 Linn County 3.87
42 Ida County 3.64
43 Sac County 3.61
44 Montgomery County 3.59
45 Floyd County 3.52
46 Shelby County 3.51
47 Lyon County 3.41
48 Clinton County 3.31
49 Lee County 3.31
50 Union County 3.29
51 Des Moines County 3.20
52 Mills County 3.18
53 Warren County 3.16
54 Page County 3.05
55 Palo Alto County 3.05
56 Dubuque County 3.00
57 Iowa County 2.97
58 Greene County 2.92
59 Winneshiek County 2.92
60 Fremont County 2.88
61 Jasper County 2.88
62 Carroll County 2.86
63 Poweshiek County 2.84
64 Worth County 2.84
65 Decatur County 2.76
66 Howard County 2.73
67 Monona County 2.70
68 Fayette County 2.67
69 Boone County 2.65
70 Guthrie County 2.58
71 Cedar County 2.50
72 Adair County 2.48
73 Jones County 2.41
74 Calhoun County 2.38
75 Cass County 2.33
76 Dickinson County 2.29
77 Lucas County 2.29
78 Mahaska County 2.16
79 Keokuk County 2.14
80 Marion County 2.10
81 Bremer County 2.05
82 Clayton County 2.01
83 Harrison County 2.01
84 Madison County 1.91
85 Appanoose County 1.88
86 Mitchell County 1.83
87 Benton County 1.81
88 Buchanan County 1.64
89 Davis County 1.58
90 Van Buren County 1.58
91 Monroe County 1.54
92 Audubon County 1.52
93 Ringgold County 1.52
94 Delaware County 1.40
95 Butler County 1.28
96 Jackson County 1.22
97 Grundy County 1.18
98 Adams County 1.13
99 Wayne County 0.94