Iowa Hispanic or Latino of All Races Citizen Population By County in 2018 (ACS-5Yrs)

Updated on March 28, 2026.

Based on the US Census Bureau's special tabulation from the ACS 5-year estimates, in 2018, the Hispanic or Latino of All Races citizen population for Iowa was 144,755 and represented 4.77% of the total Iowa citizen population.

Among all Iowa counties, Polk had the highest Hispanic or Latino of All Races citizen population (29.57K), followed by Woodbury (13.27K), and Scott (10.17K).

In terms of percentages, Crawford had the highest percentage of its citizen population being Hispanic or Latino of All Races (19.16%), followed by Buena Vista (19.05%), and Muscatine (16.58%).

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 2018
0 of 0
County Citizen Population % of County Citizen Population
Polk 29565 6.58
Woodbury 13270 13.57
Scott 10170 6.04
Muscatine 6885 16.58
Linn 6030 2.78
Marshall 5855 16.05
Johnson 5820 4.30
Pottawattamie 5500 6.03
Black Hawk 4545 3.53
Dallas 4090 5.12
Buena Vista 3365 19.05
Crawford 2840 19.16
Wapello 2790 8.34
Story 2635 2.94
Sioux 2600 7.80
Dubuque 1750 1.84
Cerro Gordo 1745 4.11
Webster 1390 3.85
Louisa 1285 12.40
Clinton 1250 2.68
Warren 1210 2.46
Washington 1165 5.35
Des Moines 1140 2.91
Lee 1130 3.29
Wright 1130 9.12
Tama 1110 6.67
Franklin 1105 11.01
Plymouth 930 3.78
Henry 840 4.28
Hamilton 745 5.02
Jasper 730 1.99
Clarke 710 8.11
Emmet 705 7.61
Marion 615 1.86
Hardin 585 3.47
Allamakee 580 4.32
Boone 560 2.13
Poweshiek 475 2.61
O'Brien 460 3.37
Mahaska 440 2.01
Fayette 425 2.15
Winnebago 420 4.02
Page 395 2.61
Iowa 385 2.38
Mills 380 2.56
Hancock 375 3.48
Floyd 370 2.36
Winneshiek 365 1.82
Clay 360 2.24
Benton 345 1.35
Jones 340 1.67
Dickinson 335 1.99
Taylor 325 5.39
Cedar 320 1.74
Buchanan 310 1.47
Kossuth 310 2.07
Bremer 305 1.25
Jefferson 305 1.86
Madison 300 1.90
Clayton 280 1.60
Jackson 275 1.42
Osceola 275 4.67
Union 265 2.15
Montgomery 260 2.60
Appanoose 240 1.93
Humboldt 240 2.56
Shelby 235 2.03
Delaware 230 1.34
Harrison 225 1.60
Worth 215 2.88
Cass 210 1.61
Guthrie 210 1.98
Sac 210 2.15
Greene 200 2.25
Monroe 200 2.55
Butler 195 1.33
Lyon 190 1.63
Decatur 185 2.33
Pocahontas 185 2.73
Calhoun 175 1.80
Fremont 175 2.53
Grundy 150 1.22
Monona 150 1.71
Ida 145 2.11
Howard 140 1.51
Mitchell 135 1.27
Palo Alto 135 1.54
Davis 125 1.41
Keokuk 125 1.23
Lucas 120 1.42
Cherokee 115 1.01
Chickasaw 115 0.97
Adair 110 1.56
Ringgold 110 2.23
Van Buren 105 1.45
Carroll 100 0.49
Wayne 55 0.86
Adams 35 0.94
Audubon 35 0.62