RANKING · 2010 CENSUS · 23 SHOWN OF 23

Largest Bulgarian population, Iowa counties · 2010

Iowa counties ranked by the number of residents who are Bulgarian ancestry, from the 2010 American Community Survey detailed-origin tables. Each list covers the full eligible universe; download the complete data as CSV. This list covers the 23 counties in Iowa that qualify, ranked against each other statewide. The median across all 23 is 9.

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

Largest Bulgarian population by state

RANKPLACESTATEPOPBULGARIAN POPULATIONVS –

01Polk County, IAIA516,546136–

02Dubuque County, IAIA99,38181–

03Muscatine County, IAIA41,85375–

04Black Hawk County, IAIA131,53263–

05Johnson County, IAIA160,04451–

06Linn County, IAIA232,02841–

07Carroll County, IAIA20,30320–

08Bremer County, IAIA25,29615–

09Franklin County, IAIA9,86815–

10Sioux County, IAIA36,77414–

11Clinton County, IAIA46,00210–

12Des Moines County, IAIA38,0779–

13Scott County, IAIA175,2599–

14Taylor County, IAIA5,8359–

15Hardin County, IAIA16,4558–

16Webster County, IAIA36,8387–

17Cerro Gordo County, IAIA42,3726–

18Clayton County, IAIA16,8454–

19Jackson County, IAIA19,2884–

20Grundy County, IAIA12,3613–

21Winneshiek County, IAIA19,7332–

22Hamilton County, IAIA14,9441–

23Washington County, IAIA22,6671–

SHOWING 1–23 OF 23

Download CSV (full list, 23 rows)

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