RANKING · 2010 CENSUS · 48 SHOWN OF 48

Highest Ukrainian population share, Iowa counties · 2010

Iowa counties ranked by the share of all residents who are Ukrainian ancestry (2010 American Community Survey). A concentration measure: Ukrainian residents as a percentage of total population. This list covers the 48 counties in Iowa that qualify, ranked against each other statewide. The median across all 48 is 0.1%.

Ukrainian 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

RANKPLACESTATEPOPUKRAINIAN SHAREVS –

01Lucas County, IAIA8,8474.5%–

02Allamakee County, IAIA14,2380.7%–

03Delaware County, IAIA17,6740.3%–

04Cerro Gordo County, IAIA42,3720.3%–

05Story County, IAIA101,2910.3%–

06Union County, IAIA11,8290.2%–

07Warren County, IAIA57,3310.2%–

08Clay County, IAIA16,2020.2%–

09Iowa County, IAIA16,5040.2%–

10Jackson County, IAIA19,2880.2%–

11Poweshiek County, IAIA18,3680.2%–

12Decatur County, IAIA7,6550.2%–

13Dallas County, IAIA118,4570.2%–

14Jefferson County, IAIA15,2910.2%–

15Lyon County, IAIA12,3540.2%–

16Scott County, IAIA175,2590.2%–

17Pocahontas County, IAIA6,8190.1%–

18Buena Vista County, IAIA20,4490.1%–

19Des Moines County, IAIA38,0770.1%–

20Winnebago County, IAIA10,2510.1%–

21Woodbury County, IAIA106,6490.1%–

22Plymouth County, IAIA25,6970.1%–

23Jasper County, IAIA38,1530.1%–

24Linn County, IAIA232,0280.1%–

25Wapello County, IAIA35,2100.1%–

26Van Buren County, IAIA7,1310.1%–

27Marion County, IAIA34,1920.1%–

28Cass County, IAIA12,9600.1%–

29Black Hawk County, IAIA131,5320.1%–

30Emmet County, IAIA9,1070.1%–

31Benton County, IAIA26,0040.1%–

32Johnson County, IAIA160,0440.1%–

33Polk County, IAIA516,5460.1%–

34Wright County, IAIA12,8010.1%–

35Madison County, IAIA17,2700.1%–

36Tama County, IAIA16,7960.1%–

37Clinton County, IAIA46,0020.0%–

38Webster County, IAIA36,8380.0%–

39Cherokee County, IAIA11,3690.0%–

40Marshall County, IAIA39,8900.0%–

41Henry County, IAIA19,3490.0%–

42Pottawattamie County, IAIA92,9960.0%–

43Palo Alto County, IAIA8,8990.0%–

44Humboldt County, IAIA9,4090.0%–

45Chickasaw County, IAIA11,6630.0%–

46Floyd County, IAIA14,9010.0%–

47Dubuque County, IAIA99,3810.0%–

48Jones County, IAIA21,2530.0%–

SHOWING 1–48 OF 48

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UPDATED 2026-09-11 · DATA: US CENSUS BUREAU DECENNIAL CENSUS