RANKING · 2024 ACS · 46 SHOWN OF 46

Highest Slovak population share, Iowa counties

Iowa counties ranked by the share of all residents who are Slovak ancestry (2024 American Community Survey). A concentration measure: Slovak residents as a percentage of total population. This list covers the 46 counties in Iowa that qualify, ranked against each other statewide.

Slovak 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

RANKPLACESTATEPOPSLOVAK SHAREVS 2010

01Jefferson County, IAIA15,2910.2%−0.2 pts

02Wapello County, IAIA35,2100.2%+0.1 pts

03Monroe County, IAIA7,4060.1%−0.6 pts

04Emmet County, IAIA9,1070.1%−0.1 pts

05Benton County, IAIA26,0040.1%+0.0 pts

06Johnson County, IAIA160,0440.1%−0.0 pts

07Cerro Gordo County, IAIA42,3720.1%+0.0 pts

08Black Hawk County, IAIA131,5320.1%−0.0 pts

09Linn County, IAIA232,0280.1%+0.0 pts

10Cass County, IAIA12,9600.1%+0.0 pts

11Dallas County, IAIA118,4570.1%+0.1 pts

12Allamakee County, IAIA14,2380.1%–

13Fremont County, IAIA6,5220.1%+0.1 pts

14Lucas County, IAIA8,8470.1%+0.0 pts

15Mahaska County, IAIA21,8800.1%–

16Sac County, IAIA9,5250.1%–

17Poweshiek County, IAIA18,3680.1%+0.0 pts

18Dubuque County, IAIA99,3810.1%+0.0 pts

19Boone County, IAIA26,7990.1%–

20Appanoose County, IAIA12,0770.0%−0.2 pts

21Scott County, IAIA175,2590.0%−0.0 pts

22Muscatine County, IAIA41,8530.0%+0.0 pts

23Plymouth County, IAIA25,6970.0%–

24Polk County, IAIA516,5460.0%−0.1 pts

25Winneshiek County, IAIA19,7330.0%–

26Des Moines County, IAIA38,0770.0%−0.1 pts

27Bremer County, IAIA25,2960.0%–

28Marshall County, IAIA39,8900.0%+0.0 pts

29Warren County, IAIA57,3310.0%−0.0 pts

30Pottawattamie County, IAIA92,9960.0%+0.0 pts

31Crawford County, IAIA16,2370.0%−0.0 pts

32Iowa County, IAIA16,5040.0%–

33Adams County, IAIA3,6170.0%–

34Story County, IAIA101,2910.0%−0.0 pts

35Keokuk County, IAIA9,7970.0%–

36Woodbury County, IAIA106,6490.0%−0.0 pts

37Buena Vista County, IAIA20,4490.0%–

38Hardin County, IAIA16,4550.0%–

39Tama County, IAIA16,7960.0%–

40Clinton County, IAIA46,0020.0%+0.0 pts

41Hancock County, IAIA10,5280.0%−0.0 pts

42Marion County, IAIA34,1920.0%−0.1 pts

43Kossuth County, IAIA14,3220.0%–

44Hamilton County, IAIA14,9440.0%–

45Dickinson County, IAIA18,0770.0%−0.0 pts

46Webster County, IAIA36,8380.0%−0.0 pts

SHOWING 1–46 OF 46

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