RANKING · 2024 ACS · 38 SHOWN OF 38

Highest Romanian population share, Iowa counties

Iowa counties ranked by the share of all residents who are Romanian ancestry (2024 American Community Survey). A concentration measure: Romanian residents as a percentage of total population. This list covers the 38 counties in Iowa that qualify, ranked against each other statewide.

Romanian 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

RANKPLACESTATEPOPROMANIAN SHAREVS 2010

01Mitchell County, IAIA10,6500.8%–

02Jefferson County, IAIA15,2910.2%−0.0 pts

03Dallas County, IAIA118,4570.2%+0.1 pts

04Boone County, IAIA26,7990.1%–

05Story County, IAIA101,2910.1%+0.1 pts

06Wayne County, IAIA6,7380.1%+0.1 pts

07Worth County, IAIA7,3380.1%−0.0 pts

08Dubuque County, IAIA99,3810.1%−0.1 pts

09Scott County, IAIA175,2590.1%+0.0 pts

10Winnebago County, IAIA10,2510.1%–

11Des Moines County, IAIA38,0770.1%–

12Emmet County, IAIA9,1070.1%–

13Johnson County, IAIA160,0440.1%−0.1 pts

14Washington County, IAIA22,6670.1%–

15Humboldt County, IAIA9,4090.1%−0.0 pts

16Decatur County, IAIA7,6550.1%–

17Pottawattamie County, IAIA92,9960.0%+0.0 pts

18Polk County, IAIA516,5460.0%−0.0 pts

19Clinton County, IAIA46,0020.0%−0.1 pts

20Warren County, IAIA57,3310.0%+0.0 pts

21Muscatine County, IAIA41,8530.0%+0.0 pts

22Woodbury County, IAIA106,6490.0%−0.0 pts

23Butler County, IAIA14,0490.0%−0.1 pts

24Franklin County, IAIA9,8680.0%–

25Jasper County, IAIA38,1530.0%−0.0 pts

26Fayette County, IAIA19,0470.0%–

27Hancock County, IAIA10,5280.0%–

28Mahaska County, IAIA21,8800.0%–

29Black Hawk County, IAIA131,5320.0%−0.0 pts

30Harrison County, IAIA14,6230.0%−0.0 pts

31Linn County, IAIA232,0280.0%−0.0 pts

32Monona County, IAIA8,5390.0%−0.1 pts

33Benton County, IAIA26,0040.0%–

34Dickinson County, IAIA18,0770.0%–

35Webster County, IAIA36,8380.0%–

36Guthrie County, IAIA10,7820.0%−0.0 pts

37Plymouth County, IAIA25,6970.0%–

38Lee County, IAIA32,3060.0%−0.0 pts

SHOWING 1–38 OF 38

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