RANKING · 2020 CENSUS · 39 SHOWN OF 39

Largest Bulgarian population, Illinois counties · 2020

Illinois counties ranked by the number of residents who are Bulgarian ancestry, from the 2023 American Community Survey detailed-origin tables. Each list covers the full eligible universe; download the complete data as CSV. This list covers the 39 counties in Illinois that qualify, ranked against each other statewide.

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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 2000

01Cook County, ILIL5,194,62510,935–

02DuPage County, ILIL934,2982,033–

03Lake County, ILIL719,3391,272–

04Kane County, ILIL525,757376–

05Will County, ILIL712,253257–

06Madison County, ILIL263,110137–

07Jackson County, ILIL52,501133–

08DeKalb County, ILIL101,83593–

09McHenry County, ILIL317,75193–

10Ogle County, ILIL51,39963–

11Lee County, ILIL32,91453–

12Kendall County, ILIL145,47049–

13Grundy County, ILIL54,05244–

14Kankakee County, ILIL105,52535–

15Tazewell County, ILIL130,04935–

16Winnebago County, ILIL283,67434–

17Rock Island County, ILIL141,86934–

18Peoria County, ILIL178,55331–

19Edgar County, ILIL16,32327–

20Jefferson County, ILIL36,14722–

21Sangamon County, ILIL194,17021–

22Adams County, ILIL64,26721–

23Champaign County, ILIL209,97220–

24McLean County, ILIL171,41920–

25Whiteside County, ILIL54,12118–

26Clinton County, ILIL37,12818–

27St. Clair County, ILIL250,70814–

28Macoupin County, ILIL43,74813–

29White County, ILIL13,25013–

30Christian County, ILIL33,44312–

31Bureau County, ILIL32,51010–

32Washington County, ILIL13,56410–

33Fayette County, ILIL20,7908–

34Menard County, ILIL11,8638–

35Logan County, ILIL27,1827–

36Marion County, ILIL36,3827–

37LaSalle County, ILIL107,7735–

38Vermilion County, ILIL71,2594–

39Greene County, ILIL11,3133–

SHOWING 1–39 OF 39

Download CSV (full list, 39 rows)

UPDATED 2026-06-06 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES