RANKING · 2024 ACS · 48 SHOWN OF 48

Highest Slovene population share, Illinois counties

Illinois counties ranked by the share of all residents who are Slovene ancestry (2023 American Community Survey). A concentration measure: Slovene residents as a percentage of total population. This list covers the 48 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 Slovene population share by state

RANKPLACESTATEPOPSLOVENE SHAREVS 2000

01LaSalle County, ILIL107,7730.6%–

02Bureau County, ILIL32,5100.5%–

03Will County, ILIL712,2530.4%–

04Putnam County, ILIL5,6190.3%–

05Kendall County, ILIL145,4700.2%–

06Grundy County, ILIL54,0520.2%–

07Lake County, ILIL719,3390.2%–

08McHenry County, ILIL317,7510.2%–

09Hardin County, ILIL3,5880.1%–

10Mason County, ILIL12,4110.1%–

11Jo Daviess County, ILIL21,5940.1%–

12Livingston County, ILIL35,0570.1%–

13Jersey County, ILIL21,1600.1%–

14DuPage County, ILIL934,2980.1%–

15De Witt County, ILIL15,1180.1%–

16Woodford County, ILIL38,1110.1%–

17Jefferson County, ILIL36,1470.1%–

18Shelby County, ILIL20,5760.1%–

19Cook County, ILIL5,194,6250.1%–

20Whiteside County, ILIL54,1210.1%–

21Kane County, ILIL525,7570.1%–

22Logan County, ILIL27,1820.1%–

23DeKalb County, ILIL101,8350.1%–

24Sangamon County, ILIL194,1700.1%–

25Peoria County, ILIL178,5530.0%–

26Iroquois County, ILIL26,1500.0%–

27Wabash County, ILIL10,9070.0%–

28Marshall County, ILIL11,4730.0%–

29Macoupin County, ILIL43,7480.0%–

30Menard County, ILIL11,8630.0%–

31Rock Island County, ILIL141,8690.0%–

32Franklin County, ILIL36,9160.0%–

33Macon County, ILIL99,3000.0%–

34Kankakee County, ILIL105,5250.0%–

35Jackson County, ILIL52,5010.0%–

36Adams County, ILIL64,2670.0%–

37Fayette County, ILIL20,7900.0%–

38Champaign County, ILIL209,9720.0%–

39Tazewell County, ILIL130,0490.0%–

40Madison County, ILIL263,1100.0%–

41Winnebago County, ILIL283,6740.0%–

42Williamson County, ILIL67,2250.0%–

43Lee County, ILIL32,9140.0%–

44Montgomery County, ILIL28,0760.0%–

45Vermilion County, ILIL71,2590.0%–

46Clinton County, ILIL37,1280.0%–

47Ogle County, ILIL51,3990.0%–

48McLean County, ILIL171,4190.0%–

SHOWING 1–48 OF 48

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