RANKING · 2020 CENSUS · 28 SHOWN OF 28

Highest Bulgarian population share, Iowa counties · 2020

Iowa counties ranked by the share of all residents who are Bulgarian ancestry (2020 American Community Survey). A concentration measure: Bulgarian residents as a percentage of total population. This list covers the 28 counties in Iowa that qualify, ranked against each other statewide.

Bulgarian Americans: full group profile →

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RELATEDLargest American population Highest American population share Largest Arab population Highest Arab population share Largest Egyptian population Highest Egyptian population share

YEAR2010 2020 2024

Highest Bulgarian population share by state

RANKPLACESTATEPOPBULGARIAN SHAREVS 2010

01Mitchell County, IAIA10,6500.4%–

02Chickasaw County, IAIA11,6630.2%–

03Mahaska County, IAIA21,8800.2%–

04Dickinson County, IAIA18,0770.2%–

05Franklin County, IAIA9,8680.1%−0.0 pts

06Winneshiek County, IAIA19,7330.1%+0.1 pts

07Clinton County, IAIA46,0020.1%+0.1 pts

08Taylor County, IAIA5,8350.1%−0.1 pts

09Fremont County, IAIA6,5220.1%–

10Fayette County, IAIA19,0470.1%–

11Black Hawk County, IAIA131,5320.1%+0.0 pts

12Sioux County, IAIA36,7740.0%+0.0 pts

13Polk County, IAIA516,5460.0%+0.0 pts

14Marion County, IAIA34,1920.0%–

15Story County, IAIA101,2910.0%–

16Muscatine County, IAIA41,8530.0%−0.1 pts

17Clayton County, IAIA16,8450.0%+0.0 pts

18Cherokee County, IAIA11,3690.0%–

19Grundy County, IAIA12,3610.0%−0.0 pts

20Wright County, IAIA12,8010.0%–

21Des Moines County, IAIA38,0770.0%−0.0 pts

22Webster County, IAIA36,8380.0%−0.0 pts

23Clay County, IAIA16,2020.0%–

24Dallas County, IAIA118,4570.0%–

25Scott County, IAIA175,2590.0%+0.0 pts

26Plymouth County, IAIA25,6970.0%–

27Madison County, IAIA17,2700.0%–

28Johnson County, IAIA160,0440.0%−0.0 pts

SHOWING 1–28 OF 28

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UPDATED 2026-08-08 · DATA: US CENSUS BUREAU DECENNIAL CENSUS