RANKING · 2024 ACS · 68 SHOWN OF 68

Highest Finnish population share, Iowa counties

Iowa counties ranked by the share of all residents who are Finnish ancestry (2024 American Community Survey). A concentration measure: Finnish residents as a percentage of total population. This list covers the 68 counties in Iowa that qualify, ranked against each other statewide.

Finnish 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

RANKPLACESTATEPOPFINNISH SHAREVS 2010

01Benton County, IAIA26,0040.7%+0.7 pts

02Henry County, IAIA19,3490.5%+0.5 pts

03Pocahontas County, IAIA6,8190.4%–

04Dallas County, IAIA118,4570.4%+0.1 pts

05Lucas County, IAIA8,8470.3%–

06Winneshiek County, IAIA19,7330.2%−0.3 pts

07Butler County, IAIA14,0490.2%+0.2 pts

08Page County, IAIA14,8560.2%+0.2 pts

09Poweshiek County, IAIA18,3680.2%+0.0 pts

10Decatur County, IAIA7,6550.2%–

11Warren County, IAIA57,3310.2%−0.0 pts

12Monona County, IAIA8,5390.2%+0.0 pts

13Sac County, IAIA9,5250.1%−0.1 pts

14Mitchell County, IAIA10,6500.1%−0.0 pts

15Mahaska County, IAIA21,8800.1%+0.0 pts

16Cerro Gordo County, IAIA42,3720.1%−0.1 pts

17Monroe County, IAIA7,4060.1%−0.0 pts

18Scott County, IAIA175,2590.1%+0.1 pts

19Dickinson County, IAIA18,0770.1%+0.0 pts

20Audubon County, IAIA5,5090.1%–

21Cedar County, IAIA18,3590.1%−0.1 pts

22Boone County, IAIA26,7990.1%+0.0 pts

23Johnson County, IAIA160,0440.1%−0.0 pts

24Story County, IAIA101,2910.1%+0.0 pts

25Worth County, IAIA7,3380.1%+0.0 pts

26Marshall County, IAIA39,8900.1%+0.0 pts

27Iowa County, IAIA16,5040.1%–

28Hardin County, IAIA16,4550.1%+0.0 pts

29O'Brien County, IAIA14,2200.1%–

30Dubuque County, IAIA99,3810.1%−0.0 pts

31Jefferson County, IAIA15,2910.1%−0.1 pts

32Linn County, IAIA232,0280.1%−0.0 pts

33Kossuth County, IAIA14,3220.1%−0.0 pts

34Polk County, IAIA516,5460.1%−0.1 pts

35Lyon County, IAIA12,3540.1%−0.2 pts

36Palo Alto County, IAIA8,8990.1%−0.1 pts

37Clinton County, IAIA46,0020.1%−0.1 pts

38Muscatine County, IAIA41,8530.1%−0.3 pts

39Washington County, IAIA22,6670.0%–

40Carroll County, IAIA20,3030.0%+0.0 pts

41Bremer County, IAIA25,2960.0%–

42Appanoose County, IAIA12,0770.0%−0.2 pts

43Calhoun County, IAIA9,5620.0%–

44Pottawattamie County, IAIA92,9960.0%−0.0 pts

45Keokuk County, IAIA9,7970.0%–

46Wright County, IAIA12,8010.0%+0.0 pts

47Black Hawk County, IAIA131,5320.0%−0.1 pts

48Lee County, IAIA32,3060.0%−0.0 pts

49Sioux County, IAIA36,7740.0%−0.1 pts

50Osceola County, IAIA5,9800.0%–

51Fremont County, IAIA6,5220.0%−0.1 pts

52Clayton County, IAIA16,8450.0%−0.1 pts

53Jasper County, IAIA38,1530.0%−0.1 pts

54Jones County, IAIA21,2530.0%–

55Des Moines County, IAIA38,0770.0%+0.0 pts

56Winnebago County, IAIA10,2510.0%−0.2 pts

57Wapello County, IAIA35,2100.0%–

58Adams County, IAIA3,6170.0%–

59Greene County, IAIA8,6580.0%−0.0 pts

60Emmet County, IAIA9,1070.0%+0.0 pts

61Harrison County, IAIA14,6230.0%−0.0 pts

62Jackson County, IAIA19,2880.0%−0.1 pts

63Cherokee County, IAIA11,3690.0%−0.0 pts

64Hamilton County, IAIA14,9440.0%−0.0 pts

65Clay County, IAIA16,2020.0%−0.1 pts

66Madison County, IAIA17,2700.0%−0.0 pts

67Webster County, IAIA36,8380.0%−0.1 pts

68Woodbury County, IAIA106,6490.0%−0.1 pts

SHOWING 1–68 OF 68

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