Iowa Hispanic or Latino of All Races Citizen Population By County in 2020 (ACS-5Yrs)

Updated on March 28, 2026.

Based on the US Census Bureau's special tabulation from the ACS 5-year estimates, in 2020, the Hispanic or Latino of All Races citizen population for Iowa was 155,995 and represented 5.12% of the total Iowa citizen population.

Among all Iowa counties, Polk had the highest Hispanic or Latino of All Races citizen population (31.74K), followed by Woodbury (14.57K), and Scott (10.62K).

In terms of percentages, Buena Vista had the highest percentage of its citizen population being Hispanic or Latino of All Races (21.10%), followed by Crawford (20.85%), and Marshall (18.08%).

The chart and table below shows the Hispanic or Latino of All Races citizen population of each county and the percentage of each county's citizen population that were Hispanic or Latino of All Races.

You can see similar information for other states and by state for the United States.

You can also see similar information for other ethnicities.

See this for other years:
Iowa Hispanic or Latino of All Races Citizen Population By County in 2020
Iowa Hispanic or Latino of All Races Citizen Population By County in 2020
Items per page:
0 of 0
County Citizen Population % of County Citizen Population
Polk 31735 6.89
Woodbury 14565 14.84
Scott 10615 6.27
Muscatine 6925 16.81
Linn 6740 3.07
Marshall 6575 18.08
Johnson 6480 4.67
Pottawattamie 6150 6.72
Black Hawk 4740 3.75
Dallas 4185 4.85
Buena Vista 3610 21.10
Crawford 3115 20.85
Wapello 3080 9.19
Story 2875 3.18
Sioux 2770 8.25
Dubuque 2065 2.16
Cerro Gordo 1870 4.42
Webster 1585 4.45
Warren 1415 2.80
Louisa 1385 13.32
Tama 1350 8.18
Clinton 1340 2.90
Wright 1255 10.20
Des Moines 1195 3.09
Lee 1155 3.42
Washington 1090 5.06
Clarke 975 10.92
Franklin 960 9.87
Plymouth 945 3.86
Henry 890 4.56
Jasper 740 2.03
Emmet 710 7.87
Hamilton 700 4.80
Allamakee 695 5.17
Marion 615 1.87
Hardin 595 3.57
O'Brien 585 4.31
Boone 565 2.16
Poweshiek 550 3.05
Clay 540 3.38
Jefferson 520 3.20
Floyd 510 3.26
Mahaska 510 2.30
Page 500 3.33
Winnebago 485 4.67
Fayette 445 2.29
Iowa 445 2.77
Carroll 435 2.18
Mills 410 2.75
Montgomery 405 4.04
Jones 400 1.96
Bremer 390 1.57
Winneshiek 390 1.97
Hancock 375 3.54
Benton 370 1.45
Dickinson 360 2.11
Madison 350 2.17
Osceola 330 5.67
Kossuth 325 2.22
Taylor 325 5.42
Union 325 2.66
Buchanan 305 1.45
Cedar 305 1.66
Jackson 295 1.53
Humboldt 290 3.10
Clayton 280 1.62
Appanoose 265 2.13
Harrison 265 1.89
Cass 260 2.03
Sac 250 2.60
Delaware 240 1.41
Shelby 240 2.11
Worth 225 3.04
Greene 220 2.49
Decatur 215 2.77
Butler 210 1.46
Chickasaw 190 1.61
Fremont 190 2.78
Monona 190 2.19
Pocahontas 190 2.88
Lyon 185 1.59
Calhoun 180 1.88
Guthrie 180 1.70
Monroe 180 2.32
Palo Alto 180 2.04
Keokuk 145 1.44
Ida 140 2.06
Adair 135 1.94
Davis 135 1.51
Grundy 135 1.11
Mitchell 125 1.19
Ringgold 115 2.36
Howard 105 1.15
Lucas 105 1.25
Van Buren 105 1.48
Cherokee 90 0.80
Wayne 90 1.41
Adams 45 1.24
Audubon 45 0.82