RANKING · 2024 ACS · 24 SHOWN OF 24

Highest Bulgarian population share, Iowa counties

Iowa counties ranked by the share of all residents who are Bulgarian ancestry (2024 American Community Survey). A concentration measure: Bulgarian residents as a percentage of total population. This list covers the 24 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%–

02Winneshiek County, IAIA19,7330.3%+0.3 pts

03Mahaska County, IAIA21,8800.2%–

04Lyon County, IAIA12,3540.1%–

05Boone County, IAIA26,7990.1%–

06Pottawattamie County, IAIA92,9960.1%–

07Clinton County, IAIA46,0020.0%+0.0 pts

08Woodbury County, IAIA106,6490.0%–

09Black Hawk County, IAIA131,5320.0%−0.0 pts

10Grundy County, IAIA12,3610.0%+0.0 pts

11Story County, IAIA101,2910.0%–

12Clayton County, IAIA16,8450.0%+0.0 pts

13Jasper County, IAIA38,1530.0%–

14Jackson County, IAIA19,2880.0%+0.0 pts

15Bremer County, IAIA25,2960.0%−0.0 pts

16Polk County, IAIA516,5460.0%−0.0 pts

17Carroll County, IAIA20,3030.0%−0.1 pts

18Scott County, IAIA175,2590.0%+0.0 pts

19Dallas County, IAIA118,4570.0%–

20Madison County, IAIA17,2700.0%–

21Linn County, IAIA232,0280.0%−0.0 pts

22Washington County, IAIA22,6670.0%+0.0 pts

23Wapello County, IAIA35,2100.0%–

24Webster County, IAIA36,8380.0%−0.0 pts

SHOWING 1–24 OF 24

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