RANKING · 2024 ACS · 48 SHOWN OF 48

Largest Slovene population, Illinois counties

Illinois counties ranked by the number of residents who are Slovene ancestry, from the 2024 American Community Survey detailed-origin tables. Each list covers the full eligible universe; download the complete data as CSV. This list covers the 48 counties in Illinois that qualify, ranked against each other statewide.

Slovene Americans: full group profile →

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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 2010

01Cook County, ILIL5,194,6253,554−18%

02Will County, ILIL712,2532,741−34%

03DuPage County, ILIL934,2981,119−14%

04Lake County, ILIL719,3391,110−32%

05LaSalle County, ILIL107,773685+30%

06McHenry County, ILIL317,751482+53%

07Kane County, ILIL525,757301−15%

08Kendall County, ILIL145,470255−8%

09Bureau County, ILIL32,510178+52%

10Sangamon County, ILIL194,170105−37%

11Grundy County, ILIL54,05290−38%

12Peoria County, ILIL178,55387−40%

13DeKalb County, ILIL101,83557+12%

14Livingston County, ILIL35,05746+15%

15Rock Island County, ILIL141,86943+30%

16Champaign County, ILIL209,97237−26%

17Madison County, ILIL263,11036+16%

18Winnebago County, ILIL283,67436−48%

19Whiteside County, ILIL54,12133+267%

20Jo Daviess County, ILIL21,59429+81%

21Kankakee County, ILIL105,52529−67%

22Woodford County, ILIL38,11129+71%

23Macon County, ILIL99,30028+133%

24Jefferson County, ILIL36,14727–

25Jersey County, ILIL21,16026–

26Tazewell County, ILIL130,04918−51%

27Mason County, ILIL12,41117–

28Logan County, ILIL27,18216+14%

29De Witt County, ILIL15,11815–

30Macoupin County, ILIL43,74815−86%

31Putnam County, ILIL5,61915−74%

32Shelby County, ILIL20,57615–

33Jackson County, ILIL52,50114−52%

34Adams County, ILIL64,26713−68%

35Iroquois County, ILIL26,15012–

36Franklin County, ILIL36,91611−72%

37Williamson County, ILIL67,2258−77%

38Hardin County, ILIL3,5885–

39Wabash County, ILIL10,9075–

40Fayette County, ILIL20,7904–

41Marshall County, ILIL11,4734−73%

42Menard County, ILIL11,8634+100%

43Vermilion County, ILIL71,2594−56%

44Lee County, ILIL32,9143−50%

45McLean County, ILIL171,4192−99%

46Montgomery County, ILIL28,0762−97%

47Clinton County, ILIL37,1281−80%

48Ogle County, ILIL51,3991–

SHOWING 1–48 OF 48

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UPDATED 2026-07-15 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES