RANKING · 2020 CENSUS · 88 SHOWN OF 88

Largest Greek population, Illinois counties · 2020

Illinois counties ranked by the number of residents who are Greek ancestry, from the 2020 American Community Survey detailed-origin tables. Each list covers the full eligible universe; download the complete data as CSV. This list covers the 88 counties in Illinois that qualify, ranked against each other statewide.

Greek 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

RANKPLACESTATEPOPGREEK POPULATIONVS 2010

01Cook County, ILIL5,194,62547,226−17%

02DuPage County, ILIL934,29812,020−6%

03Lake County, ILIL719,3397,036−8%

04Will County, ILIL712,2535,796−19%

05Kane County, ILIL525,7573,475+7%

06McHenry County, ILIL317,7512,699+12%

07St. Clair County, ILIL250,708879−11%

08Peoria County, ILIL178,553843+38%

09Kendall County, ILIL145,470823+0%

10Champaign County, ILIL209,972812−14%

11Winnebago County, ILIL283,674744+5%

12Tazewell County, ILIL130,049619+133%

13McLean County, ILIL171,419608+18%

14Madison County, ILIL263,110579−58%

15DeKalb County, ILIL101,835570−32%

16Rock Island County, ILIL141,869492−38%

17Sangamon County, ILIL194,170479−18%

18LaSalle County, ILIL107,773467+0%

19Grundy County, ILIL54,052447+16%

20Monroe County, ILIL34,840381+606%

21Kankakee County, ILIL105,525358−39%

22Macon County, ILIL99,300301−44%

23Boone County, ILIL53,568219−11%

24Ogle County, ILIL51,399198−6%

25Coles County, ILIL46,607182+287%

26Henry County, ILIL48,095162+62%

27Vermilion County, ILIL71,259136+33%

28Williamson County, ILIL67,225125+136%

29Adams County, ILIL64,267119+10%

30Bureau County, ILIL32,510118+66%

31Whiteside County, ILIL54,121115−17%

32Knox County, ILIL47,767113+0%

33Montgomery County, ILIL28,076111+344%

34Stephenson County, ILIL43,220111−6%

35Iroquois County, ILIL26,150106+74%

36McDonough County, ILIL25,916106+130%

37Effingham County, ILIL34,519102+34%

38Woodford County, ILIL38,11199−52%

39Jackson County, ILIL52,50175−68%

40Jo Daviess County, ILIL21,59470−53%

41Marion County, ILIL36,38265+44%

42Carroll County, ILIL15,41963−27%

43Christian County, ILIL33,44363+21%

44Lee County, ILIL32,91460−47%

45Mercer County, ILIL15,22959−2%

46De Witt County, ILIL15,11858+427%

47Edgar County, ILIL16,32356+367%

48Morgan County, ILIL32,51549−53%

49Bond County, ILIL16,95945−51%

50Fayette County, ILIL20,79043–

51Fulton County, ILIL32,90143−65%

52Franklin County, ILIL36,91639−81%

53Schuyler County, ILIL6,65738−42%

54Saline County, ILIL22,77238+90%

55Randolph County, ILIL29,92135–

56Douglas County, ILIL19,88033−23%

57Piatt County, ILIL16,79132−66%

58Logan County, ILIL27,18231+15%

59Clark County, ILIL15,11430+900%

60Warren County, ILIL16,22226−85%

61Massac County, ILIL13,50225+92%

62Marshall County, ILIL11,47322−52%

63Livingston County, ILIL35,05721−89%

64Perry County, ILIL20,16019−68%

65Richland County, ILIL15,21917+21%

66Jefferson County, ILIL36,14716−72%

67Jersey County, ILIL21,16014−36%

68Macoupin County, ILIL43,74813−84%

69Johnson County, ILIL13,36311−67%

70Pope County, ILIL3,67210–

71Wabash County, ILIL10,90710+43%

72Greene County, ILIL11,31310−64%

73Cumberland County, ILIL10,2089–

74Crawford County, ILIL18,6489−44%

75Shelby County, ILIL20,5767−87%

76Clay County, ILIL12,7936−95%

77Clinton County, ILIL37,1286−96%

78Pike County, ILIL14,2316–

79Menard County, ILIL11,8635−86%

80Wayne County, ILIL15,8824−96%

81Washington County, ILIL13,5644−86%

82Edwards County, ILIL5,8983–

83Putnam County, ILIL5,6193−85%

84Scott County, ILIL4,8663−75%

85Ford County, ILIL13,2162−95%

86Henderson County, ILIL5,9842−93%

87Brown County, ILIL6,4011−96%

88Calhoun County, ILIL4,3001–

SHOWING 1–88 OF 88

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UPDATED 2026-07-15 · DATA: US CENSUS BUREAU DECENNIAL CENSUS