RANKING · 2024 ACS · 52 SHOWN OF 52

Highest Croatian population share, Iowa counties

Iowa counties ranked by the share of all residents who are Croatian ancestry (2024 American Community Survey). A concentration measure: Croatian residents as a percentage of total population. This list covers the 52 counties in Iowa that qualify, ranked against each other statewide.

Croatian Americans: full group profile →

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SAME RANKING BYCities States Metros

RELATEDLargest American population Highest American population share Largest Arab population Highest Arab population share Largest Egyptian population Highest Egyptian population share

YEAR2010 2020 2024

RANKPLACESTATEPOPCROATIAN SHAREVS 2010

01Appanoose County, IAIA12,0771.8%−2.8 pts

02Iowa County, IAIA16,5040.3%+0.3 pts

03Bremer County, IAIA25,2960.3%–

04Lucas County, IAIA8,8470.2%+0.1 pts

05Polk County, IAIA516,5460.2%+0.0 pts

06Monroe County, IAIA7,4060.2%−1.3 pts

07Jefferson County, IAIA15,2910.2%+0.1 pts

08Scott County, IAIA175,2590.2%−0.1 pts

09Davis County, IAIA9,2300.2%–

10Lee County, IAIA32,3060.1%−0.0 pts

11Boone County, IAIA26,7990.1%−0.1 pts

12Dallas County, IAIA118,4570.1%+0.0 pts

13Johnson County, IAIA160,0440.1%−0.0 pts

14Black Hawk County, IAIA131,5320.1%−0.1 pts

15Jasper County, IAIA38,1530.1%−0.0 pts

16Wayne County, IAIA6,7380.1%−0.3 pts

17Clayton County, IAIA16,8450.1%+0.1 pts

18Washington County, IAIA22,6670.1%–

19Des Moines County, IAIA38,0770.1%–

20Jones County, IAIA21,2530.1%+0.0 pts

21Story County, IAIA101,2910.1%+0.0 pts

22Cerro Gordo County, IAIA42,3720.1%−0.1 pts

23Marion County, IAIA34,1920.1%−0.3 pts

24Delaware County, IAIA17,6740.1%–

25Linn County, IAIA232,0280.1%+0.0 pts

26Guthrie County, IAIA10,7820.1%–

27Montgomery County, IAIA10,0020.0%–

28Clinton County, IAIA46,0020.0%+0.0 pts

29Woodbury County, IAIA106,6490.0%−0.0 pts

30Van Buren County, IAIA7,1310.0%–

31Pottawattamie County, IAIA92,9960.0%−0.1 pts

32Tama County, IAIA16,7960.0%–

33Warren County, IAIA57,3310.0%−0.2 pts

34Taylor County, IAIA5,8350.0%–

35Wapello County, IAIA35,2100.0%−0.2 pts

36Muscatine County, IAIA41,8530.0%−0.0 pts

37Franklin County, IAIA9,8680.0%–

38Buchanan County, IAIA20,8830.0%–

39Monona County, IAIA8,5390.0%–

40Cedar County, IAIA18,3590.0%–

41Harrison County, IAIA14,6230.0%–

42Dubuque County, IAIA99,3810.0%−0.0 pts

43Henry County, IAIA19,3490.0%–

44Allamakee County, IAIA14,2380.0%–

45Butler County, IAIA14,0490.0%−0.0 pts

46Greene County, IAIA8,6580.0%−0.0 pts

47Benton County, IAIA26,0040.0%−0.0 pts

48Plymouth County, IAIA25,6970.0%−0.0 pts

49Cass County, IAIA12,9600.0%−0.3 pts

50Buena Vista County, IAIA20,4490.0%−0.0 pts

51Mahaska County, IAIA21,8800.0%−0.1 pts

52Marshall County, IAIA39,8900.0%−0.3 pts

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