RANKING · 2024 ACS · 63 SHOWN OF 63

Largest Korean population, Illinois counties

Illinois counties ranked by the number of residents who are Korean, 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 63 counties in Illinois that qualify, ranked against each other statewide.

Korean Americans: full group profile →

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SAME RANKING BYCities States Metros

RELATEDLargest Chinese population Highest Chinese population share Largest Taiwanese population Highest Taiwanese population share Largest Hmong population Highest Hmong population share

RANKPLACESTATEPOPKOREAN POPULATIONVS 2020

01Cook County, ILIL5,194,62536,892+4%

02Lake County, ILIL719,3396,204−7%

03DuPage County, ILIL934,2984,437−4%

04Champaign County, ILIL209,9722,851+0%

05Will County, ILIL712,2531,648−0%

06McHenry County, ILIL317,7511,045+72%

07Kane County, ILIL525,757983−19%

08St. Clair County, ILIL250,708599+51%

09Madison County, ILIL263,110430+47%

10McLean County, ILIL171,419397+28%

11Winnebago County, ILIL283,674396+23%

12Peoria County, ILIL178,553356−11%

13Sangamon County, ILIL194,170287+26%

14Jackson County, ILIL52,501273−1%

15Tazewell County, ILIL130,049224+19%

16Kendall County, ILIL145,470221+21%

17Macon County, ILIL99,300184+241%

18DeKalb County, ILIL101,835172−33%

19Kankakee County, ILIL105,525126+117%

20Wabash County, ILIL10,907119+72%

21Morgan County, ILIL32,51590+275%

22Coles County, ILIL46,60777+353%

23Macoupin County, ILIL43,74876+7%

24Rock Island County, ILIL141,86973−76%

25Jefferson County, ILIL36,14771−5%

26Marion County, ILIL36,38265+829%

27Perry County, ILIL20,16061–

28Henry County, ILIL48,09558+45%

29Boone County, ILIL53,56857−5%

30Vermilion County, ILIL71,25956+167%

31Williamson County, ILIL67,22555+817%

32Clinton County, ILIL37,12852−22%

33Monroe County, ILIL34,84052−5%

34Ogle County, ILIL51,39949−27%

35Carroll County, ILIL15,41948+1100%

36Christian County, ILIL33,44344+83%

37Livingston County, ILIL35,05744–

38McDonough County, ILIL25,91640−67%

39Adams County, ILIL64,26739−44%

40Saline County, ILIL22,77237+131%

41Lee County, ILIL32,91433+10%

42Stephenson County, ILIL43,22029+12%

43Mercer County, ILIL15,22927–

44Woodford County, ILIL38,11126−37%

45LaSalle County, ILIL107,77321−22%

46Jersey County, ILIL21,16020+25%

47Washington County, ILIL13,56418−77%

48Iroquois County, ILIL26,15013+0%

49Shelby County, ILIL20,57612+1100%

50Putnam County, ILIL5,6199–

51White County, ILIL13,2509–

52Cass County, ILIL12,4638–

53Piatt County, ILIL16,7918–

54Edwards County, ILIL5,8986−33%

55Logan County, ILIL27,1826+50%

56Whiteside County, ILIL54,1215+0%

57Marshall County, ILIL11,4734–

58Knox County, ILIL47,7673−77%

59Douglas County, ILIL19,8802−75%

60Hancock County, ILIL16,8032−71%

61De Witt County, ILIL15,1181–

62Jo Daviess County, ILIL21,5941–

63Montgomery County, ILIL28,0761−90%

SHOWING 1–63 OF 63

Download CSV (full list, 63 rows)

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