RANKING · 2024 ACS · 32 SHOWN OF 32

Highest Bulgarian population share, Illinois counties

Illinois counties ranked by the share of all residents who are Bulgarian ancestry (2023 American Community Survey). A concentration measure: Bulgarian residents as a percentage of total population. This list covers the 32 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

Highest Bulgarian population share by state

RANKPLACESTATEPOPBULGARIAN SHAREVS 2000

01Jackson County, ILIL52,5010.2%–

02Cook County, ILIL5,194,6250.2%–

03Edwards County, ILIL5,8980.2%–

04DuPage County, ILIL934,2980.2%–

05Edgar County, ILIL16,3230.2%–

06McHenry County, ILIL317,7510.1%–

07Ogle County, ILIL51,3990.1%–

08Grundy County, ILIL54,0520.1%–

09Lake County, ILIL719,3390.1%–

10Kendall County, ILIL145,4700.1%–

11Madison County, ILIL263,1100.1%–

12Jefferson County, ILIL36,1470.1%–

13Lee County, ILIL32,9140.1%–

14Will County, ILIL712,2530.0%–

15Richland County, ILIL15,2190.0%–

16Fulton County, ILIL32,9010.0%–

17Whiteside County, ILIL54,1210.0%–

18Clinton County, ILIL37,1280.0%–

19Kankakee County, ILIL105,5250.0%–

20Stephenson County, ILIL43,2200.0%–

21Kane County, ILIL525,7570.0%–

22Livingston County, ILIL35,0570.0%–

23St. Clair County, ILIL250,7080.0%–

24McLean County, ILIL171,4190.0%–

25Winnebago County, ILIL283,6740.0%–

26White County, ILIL13,2500.0%–

27Peoria County, ILIL178,5530.0%–

28Randolph County, ILIL29,9210.0%–

29Macon County, ILIL99,3000.0%–

30Rock Island County, ILIL141,8690.0%–

31Champaign County, ILIL209,9720.0%–

32DeKalb County, ILIL101,8350.0%–

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