RANKING · 2010 CENSUS · 56 SHOWN OF 56

Largest Slovene population, Illinois counties · 2010

Illinois counties ranked by the number of residents who are Slovene 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 56 counties in Illinois that qualify, ranked against each other statewide.

IllinoisAll states All rankings

SAME RANKING BYCities States Metros

RELATEDLargest American population Highest American population share Largest Arab population Highest Arab population share Largest Egyptian population Highest Egyptian population share

YEAR2010 2020 2024

RANKPLACESTATEPOPSLOVENE POPULATIONVS 2000

01Cook County, ILIL5,194,6254,356–

02Will County, ILIL712,2534,153–

03Lake County, ILIL719,3391,637–

04DuPage County, ILIL934,2981,296–

05LaSalle County, ILIL107,773525–

06Kane County, ILIL525,757354–

07McHenry County, ILIL317,751316–

08Kendall County, ILIL145,470278–

09Sangamon County, ILIL194,170166–

10McLean County, ILIL171,419164–

11Grundy County, ILIL54,052145–

12Peoria County, ILIL178,553145–

13Bureau County, ILIL32,510117–

14Macoupin County, ILIL43,748104–

15Kankakee County, ILIL105,52587–

16Winnebago County, ILIL283,67469–

17Montgomery County, ILIL28,07660–

18Putnam County, ILIL5,61958–

19DeKalb County, ILIL101,83551–

20Champaign County, ILIL209,97250–

21Adams County, ILIL64,26741–

22Livingston County, ILIL35,05740–

23Franklin County, ILIL36,91639–

24Tazewell County, ILIL130,04937–

25Williamson County, ILIL67,22535–

26Rock Island County, ILIL141,86933–

27Coles County, ILIL46,60731–

28Madison County, ILIL263,11031–

29Jackson County, ILIL52,50129–

30St. Clair County, ILIL250,70828–

31Stephenson County, ILIL43,22023–

32Massac County, ILIL13,50220–

33Christian County, ILIL33,44318–

34Saline County, ILIL22,77218–

35Woodford County, ILIL38,11117–

36Jo Daviess County, ILIL21,59416–

37Marshall County, ILIL11,47315–

38Logan County, ILIL27,18214–

39White County, ILIL13,25013–

40Boone County, ILIL53,56812–

41Macon County, ILIL99,30012–

42Carroll County, ILIL15,41911–

43Randolph County, ILIL29,92110–

44Vermilion County, ILIL71,2599–

45Whiteside County, ILIL54,1219–

46Fulton County, ILIL32,9018–

47Marion County, ILIL36,3827–

48Mercer County, ILIL15,2297–

49Lee County, ILIL32,9146–

50Washington County, ILIL13,5646–

51Clinton County, ILIL37,1285–

52Ford County, ILIL13,2163–

53Henry County, ILIL48,0953–

54Union County, ILIL16,6563–

55Warren County, ILIL16,2223–

56Menard County, ILIL11,8632–

SHOWING 1–56 OF 56

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