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 (2024 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. The median across all 32 is 0.0%. Biggest climber in the top 100 since 2020: McHenry County, IL, up 19 places to #6.

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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

01Jackson County, ILIL52,5010.2%+0.2 pts

02▲1Cook County, ILIL5,194,6250.2%0.0 pts

03Edwards County, ILIL5,8980.2%–

04▼2DuPage County, ILIL934,2980.2%0.0 pts

05Edgar County, ILIL16,3230.2%+0.1 pts

06▲19McHenry County, ILIL317,7510.1%+0.1 pts

07Ogle County, ILIL51,3990.1%–

08▲2Grundy County, ILIL54,0520.1%–

09▼5Lake County, ILIL719,3390.1%0.0 pts

10▲7Kendall County, ILIL145,4700.1%–

11▲4Madison County, ILIL263,1100.1%−0.1 pts

12▲2Jefferson County, ILIL36,1470.1%0.0 pts

13▼7Lee County, ILIL32,9140.1%–

14▲5Will County, ILIL712,2530.0%0.0 pts

15Richland County, ILIL15,2190.0%–

16Fulton County, ILIL32,9010.0%–

17▲4Whiteside County, ILIL54,1210.0%–

18▼2Clinton County, ILIL37,1280.0%–

19▲4Kankakee County, ILIL105,5250.0%0.0 pts

20Stephenson County, ILIL43,2200.0%–

21▼9Kane County, ILIL525,7570.0%0.0 pts

22Livingston County, ILIL35,0570.0%0.0 pts

23▲14St. Clair County, ILIL250,7080.0%0.0 pts

24▲10McLean County, ILIL171,4190.0%0.0 pts

25▲8Winnebago County, ILIL283,6740.0%0.0 pts

26▼18White County, ILIL13,2500.0%–

27▲5Peoria County, ILIL178,5530.0%0.0 pts

28Randolph County, ILIL29,9210.0%–

29Macon County, ILIL99,3000.0%0.0 pts

30▼1Rock Island County, ILIL141,8690.0%0.0 pts

31▲5Champaign County, ILIL209,9720.0%0.0 pts

32▼23DeKalb County, ILIL101,8350.0%−0.1 pts

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UPDATED 2026-09-11 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES