RANKING · 2024 ACS · 39 SHOWN OF 39

Highest Colombian population share, Iowa counties

Iowa counties ranked by the share of all residents who are Colombian origin (2024 American Community Survey). A concentration measure: Colombian residents as a percentage of total population. This list covers the 39 counties in Iowa that qualify, ranked against each other statewide.

Colombian Americans: full group profile →

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SAME RANKING BYCities States Metros

RELATEDLargest Mexican population Highest Mexican population share Largest Puerto Rican population Highest Puerto Rican population share Largest Cuban population Highest Cuban population share

YEAR2010 2020 2024

RANKPLACESTATEPOPCOLOMBIAN SHAREVS 2010

01Clarke County, IAIA9,5740.8%–

02Jefferson County, IAIA15,2910.7%+0.5 pts

03Johnson County, IAIA160,0440.4%+0.2 pts

04Fayette County, IAIA19,0470.3%–

05Hardin County, IAIA16,4550.3%+0.1 pts

06Dallas County, IAIA118,4570.3%+0.2 pts

07Bremer County, IAIA25,2960.3%–

08Muscatine County, IAIA41,8530.2%+0.0 pts

09Pocahontas County, IAIA6,8190.2%–

10Calhoun County, IAIA9,5620.2%–

11Palo Alto County, IAIA8,8990.1%–

12Polk County, IAIA516,5460.1%+0.1 pts

13Plymouth County, IAIA25,6970.1%+0.1 pts

14O'Brien County, IAIA14,2200.1%–

15Scott County, IAIA175,2590.1%+0.1 pts

16Audubon County, IAIA5,5090.1%–

17Sioux County, IAIA36,7740.1%+0.0 pts

18Monona County, IAIA8,5390.1%–

19Dickinson County, IAIA18,0770.1%–

20Woodbury County, IAIA106,6490.1%+0.0 pts

21Clinton County, IAIA46,0020.0%–

22Story County, IAIA101,2910.0%−0.0 pts

23Winneshiek County, IAIA19,7330.0%+0.0 pts

24Linn County, IAIA232,0280.0%−0.0 pts

25Black Hawk County, IAIA131,5320.0%−0.0 pts

26Henry County, IAIA19,3490.0%–

27Poweshiek County, IAIA18,3680.0%–

28Warren County, IAIA57,3310.0%–

29Boone County, IAIA26,7990.0%–

30Chickasaw County, IAIA11,6630.0%–

31Guthrie County, IAIA10,7820.0%–

32Crawford County, IAIA16,2370.0%−0.2 pts

33Clay County, IAIA16,2020.0%–

34Pottawattamie County, IAIA92,9960.0%+0.0 pts

35Buena Vista County, IAIA20,4490.0%–

36Wapello County, IAIA35,2100.0%−0.1 pts

37Jasper County, IAIA38,1530.0%−0.0 pts

38Kossuth County, IAIA14,3220.0%–

39Dubuque County, IAIA99,3810.0%−0.0 pts

SHOWING 1–39 OF 39

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UPDATED 2026-08-08 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES