Ranking of Iowa Counties By Hispanic or Latino Population in 2019

Updated on June 18, 2025.

Based on the US Census Vintage data estimates, in 2019, among all Iowa counties, Polk County had the highest number of people who identified their ethnicity as Hispanic or Latino (42.47K), followed by Woodbury County (18.07K), and Scott County (12.31K).

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 Hispanic or Latino Population in 2019
Polk
Woodbury
Scott
Marshall
Johnson
Linn
Muscatine
Pottawattamie
Black Hawk
Dallas
Ranking of Iowa Counties By Hispanic or Latino Population in 2019
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Rank County Hispanic or Latino Population
1 Polk County 42471
2 Woodbury County 18072
3 Scott County 12314
4 Marshall County 9224
5 Johnson County 8863
6 Linn County 7899
7 Muscatine County 7826
8 Pottawattamie County 7622
9 Black Hawk County 6113
10 Dallas County 5857
11 Buena Vista County 5191
12 Crawford County 4911
13 Wapello County 3908
14 Sioux County 3900
15 Story County 3597
16 Dubuque County 2611
17 Cerro Gordo County 2164
18 Webster County 2073
19 Tama County 1888
20 Louisa County 1791
21 Wright County 1648
22 Warren County 1602
23 Clinton County 1520
24 Washington County 1501
25 Clarke County 1490
26 Plymouth County 1442
27 Des Moines County 1355
28 Franklin County 1340
29 Lee County 1228
30 Henry County 1010
31 Allamakee County 981
32 Jasper County 967
33 Hamilton County 925
34 Emmet County 892
35 Hardin County 786
36 O'Brien County 733
37 Boone County 704
38 Marion County 688
39 Clay County 658
40 Floyd County 620
41 Jefferson County 594
42 Poweshiek County 587
43 Page County 574
44 Carroll County 568
45 Winnebago County 552
46 Fayette County 542
47 Hancock County 541
48 Mahaska County 535
49 Mills County 521
50 Kossuth County 514
50 Osceola County 514
51 Iowa County 510
52 Taylor County 507
53 Winneshiek County 488
54 Cherokee County 469
55 Humboldt County 441
56 Jones County 439
57 Montgomery County 424
58 Cedar County 423
59 Bremer County 405
60 Benton County 397
61 Union County 396
62 Dickinson County 391
63 Cass County 387
64 Sac County 380
65 Buchanan County 374
66 Madison County 369
67 Chickasaw County 366
68 Clayton County 363
69 Shelby County 362
70 Lyon County 337
71 Jackson County 315
72 Guthrie County 303
73 Palo Alto County 280
74 Appanoose County 279
75 Harrison County 278
76 Greene County 273
77 Pocahontas County 270
78 Delaware County 266
79 Decatur County 257
80 Worth County 253
81 Ida County 217
82 Fremont County 211
83 Keokuk County 209
84 Butler County 207
85 Calhoun County 204
86 Lucas County 203
87 Monona County 198
88 Monroe County 186
89 Adair County 179
89 Mitchell County 179
90 Grundy County 170
91 Howard County 159
92 Davis County 150
93 Ringgold County 134
94 Van Buren County 125
95 Audubon County 107
96 Wayne County 103
97 Adams County 54