RANKING · 2024 ACS · 38 SHOWN OF 38

Largest Romanian population, Iowa counties

Iowa counties ranked by the number of residents who are Romanian ancestry, from the 2024 American Community Survey detailed-origin tables. Each list covers the full eligible universe; download the complete data as CSV. 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 POPULATIONVS 2010

01Polk County, IAIA516,546240+19%

02Dallas County, IAIA118,457191+730%

03Story County, IAIA101,291125+221%

04Scott County, IAIA175,259123+56%

05Johnson County, IAIA160,04498−56%

06Mitchell County, IAIA10,65088–

07Dubuque County, IAIA99,38182−45%

08Pottawattamie County, IAIA92,99645+181%

09Woodbury County, IAIA106,64940−37%

10Boone County, IAIA26,79939–

11Linn County, IAIA232,02830−73%

12Jefferson County, IAIA15,29128−15%

13Des Moines County, IAIA38,07725–

14Warren County, IAIA57,33125+400%

15Clinton County, IAIA46,00222−65%

16Black Hawk County, IAIA131,53220−57%

17Muscatine County, IAIA41,85318+6%

18Washington County, IAIA22,66713–

19Jasper County, IAIA38,15311−52%

20Wayne County, IAIA6,7387+133%

21Winnebago County, IAIA10,2517–

22Worth County, IAIA7,3387−13%

23Emmet County, IAIA9,1076–

24Butler County, IAIA14,0495−71%

25Humboldt County, IAIA9,4095−44%

26Decatur County, IAIA7,6554–

27Fayette County, IAIA19,0474–

28Mahaska County, IAIA21,8804–

29Webster County, IAIA36,8384–

30Benton County, IAIA26,0043–

31Franklin County, IAIA9,8683–

32Dickinson County, IAIA18,0772–

33Hancock County, IAIA10,5282–

34Harrison County, IAIA14,6232−50%

35Guthrie County, IAIA10,7821−75%

36Lee County, IAIA32,3061−95%

37Monona County, IAIA8,5391−92%

38Plymouth County, IAIA25,6971–

SHOWING 1–38 OF 38

Download CSV (full list, 38 rows)

UPDATED 2026-07-15 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES