RANKING · 2010 CENSUS · 56 SHOWN OF 56

Highest Slovene population share, Illinois counties · 2010

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 56 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

01Putnam County, ILIL5,6191.0%–

02Will County, ILIL712,2530.6%–

03LaSalle County, ILIL107,7730.5%–

04Bureau County, ILIL32,5100.3%–

05Grundy County, ILIL54,0520.3%–

06Kendall County, ILIL145,4700.3%–

07Lake County, ILIL719,3390.2%–

08Macoupin County, ILIL43,7480.2%–

09Montgomery County, ILIL28,0760.2%–

10DuPage County, ILIL934,2980.1%–

11Massac County, ILIL13,5020.1%–

12Marshall County, ILIL11,4730.1%–

13McHenry County, ILIL317,7510.1%–

14Livingston County, ILIL35,0570.1%–

15Franklin County, ILIL36,9160.1%–

16McLean County, ILIL171,4190.1%–

17White County, ILIL13,2500.1%–

18Sangamon County, ILIL194,1700.1%–

19Cook County, ILIL5,194,6250.1%–

20Peoria County, ILIL178,5530.1%–

21Kankakee County, ILIL105,5250.1%–

22Saline County, ILIL22,7720.1%–

23Carroll County, ILIL15,4190.1%–

24Kane County, ILIL525,7570.1%–

25Jo Daviess County, ILIL21,5940.1%–

26Adams County, ILIL64,2670.1%–

27Coles County, ILIL46,6070.1%–

28Williamson County, ILIL67,2250.1%–

29Christian County, ILIL33,4430.1%–

30DeKalb County, ILIL101,8350.0%–

31Jackson County, ILIL52,5010.0%–

32Stephenson County, ILIL43,2200.0%–

33Logan County, ILIL27,1820.0%–

34Woodford County, ILIL38,1110.0%–

35Mercer County, ILIL15,2290.0%–

36Washington County, ILIL13,5640.0%–

37Randolph County, ILIL29,9210.0%–

38Tazewell County, ILIL130,0490.0%–

39Champaign County, ILIL209,9720.0%–

40Winnebago County, ILIL283,6740.0%–

41Boone County, ILIL53,5680.0%–

42Rock Island County, ILIL141,8690.0%–

43Fulton County, ILIL32,9010.0%–

44Ford County, ILIL13,2160.0%–

45Marion County, ILIL36,3820.0%–

46Warren County, ILIL16,2220.0%–

47Union County, ILIL16,6560.0%–

48Lee County, ILIL32,9140.0%–

49Menard County, ILIL11,8630.0%–

50Whiteside County, ILIL54,1210.0%–

51Clinton County, ILIL37,1280.0%–

52Madison County, ILIL263,1100.0%–

53Vermilion County, ILIL71,2590.0%–

54Macon County, ILIL99,3000.0%–

55St. Clair County, ILIL250,7080.0%–

56Henry County, ILIL48,0950.0%–

SHOWING 1–56 OF 56

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