RANKING · 2020 CENSUS · 102 SHOWN OF 102

Largest French population, Illinois counties · 2020

Illinois counties ranked by the number of residents who are French 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 102 counties in Illinois that qualify, ranked against each other statewide. The median across all 102 is 572.

French 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

RANKPLACESTATEPOPFRENCH POPULATIONVS 2010

01Cook County, ILIL5,194,62552,026−16%

02DuPage County, ILIL934,29815,926−18%

03Lake County, ILIL719,33911,535−15%

04Kane County, ILIL525,75711,285−6%

05Will County, ILIL712,25310,105−35%

06Kankakee County, ILIL105,5257,645−27%

07Madison County, ILIL263,1107,355−29%

08McHenry County, ILIL317,7516,604−20%

09St. Clair County, ILIL250,7086,505−35%

10Winnebago County, ILIL283,6744,560−39%

11Sangamon County, ILIL194,1704,508−29%

12Tazewell County, ILIL130,0494,447+1%

13Champaign County, ILIL209,9724,118+1%

14LaSalle County, ILIL107,7733,383−9%

15Peoria County, ILIL178,5533,375−43%

16McLean County, ILIL171,4193,272−23%

17Rock Island County, ILIL141,8692,796−25%

18DeKalb County, ILIL101,8352,726−8%

19Macon County, ILIL99,3002,392−5%

20Kendall County, ILIL145,4702,258−32%

21Iroquois County, ILIL26,1502,037−25%

22Williamson County, ILIL67,2251,700−18%

23Monroe County, ILIL34,8401,555−33%

24Randolph County, ILIL29,9211,407−41%

25Grundy County, ILIL54,0521,321−7%

26Adams County, ILIL64,2671,297−27%

27Boone County, ILIL53,5681,282+3%

28Vermilion County, ILIL71,2591,267−41%

29Jackson County, ILIL52,5011,160−41%

30Clinton County, ILIL37,1281,142+3%

31Ogle County, ILIL51,3991,102−35%

32Stephenson County, ILIL43,2201,074−19%

33Coles County, ILIL46,6071,073−19%

34Woodford County, ILIL38,1111,023−34%

35Franklin County, ILIL36,9161,017−27%

36Whiteside County, ILIL54,1211,002−35%

37Macoupin County, ILIL43,748934−42%

38Jefferson County, ILIL36,147850−23%

39Bureau County, ILIL32,510835−2%

40Henry County, ILIL48,095781−25%

41Christian County, ILIL33,443767−32%

42Fulton County, ILIL32,901740−33%

43Morgan County, ILIL32,515706−19%

44Marion County, ILIL36,382691−30%

45Knox County, ILIL47,767680−49%

46Livingston County, ILIL35,057652−47%

47Jo Daviess County, ILIL21,594599−14%

48Saline County, ILIL22,772577−9%

49Lee County, ILIL32,914577−56%

50Bond County, ILIL16,959573−28%

51Effingham County, ILIL34,519572−33%

52Logan County, ILIL27,182536−33%

53Fayette County, ILIL20,790514+31%

54Crawford County, ILIL18,648480+8%

55Ford County, ILIL13,216466−10%

56Montgomery County, ILIL28,076458−28%

57Hancock County, ILIL16,803450−34%

58Shelby County, ILIL20,576445−2%

59Perry County, ILIL20,160415−30%

60Clark County, ILIL15,114409−18%

61McDonough County, ILIL25,916406−29%

62Menard County, ILIL11,863392+29%

63Warren County, ILIL16,222385−31%

64Mason County, ILIL12,411360−27%

65Jersey County, ILIL21,160327−69%

66Cumberland County, ILIL10,208301+121%

67Piatt County, ILIL16,791296−35%

68Lawrence County, ILIL13,790292−35%

69Marshall County, ILIL11,473292+7%

70Washington County, ILIL13,564290−45%

71White County, ILIL13,250274−51%

72Hamilton County, ILIL7,859271+13%

73Edgar County, ILIL16,323254−51%

74Richland County, ILIL15,219253−13%

75Jasper County, ILIL9,032252+3%

76Union County, ILIL16,656247−14%

77Mercer County, ILIL15,229238−17%

78Massac County, ILIL13,502237−33%

79De Witt County, ILIL15,118215−39%

80Douglas County, ILIL19,880207−55%

81Wabash County, ILIL10,907206−57%

82Moultrie County, ILIL14,371194−24%

83Carroll County, ILIL15,419181−58%

84Schuyler County, ILIL6,657180+12%

85Greene County, ILIL11,313177−43%

86Johnson County, ILIL13,363175−55%

87Putnam County, ILIL5,619152+29%

88Gallatin County, ILIL4,616150−7%

89Pike County, ILIL14,231148−66%

90Clay County, ILIL12,793143−24%

91Wayne County, ILIL15,882139−53%

92Calhoun County, ILIL4,300119−47%

93Cass County, ILIL12,463115−37%

94Pulaski County, ILIL4,82077−57%

95Henderson County, ILIL5,98475−47%

96Brown County, ILIL6,40175−14%

97Stark County, ILIL5,31965−58%

98Edwards County, ILIL5,89862−13%

99Pope County, ILIL3,67234−70%

100Scott County, ILIL4,86632−52%

101Alexander County, ILIL4,57031−61%

102Hardin County, ILIL3,58823−51%

SHOWING 1–102 OF 102

Download CSV (full list, 102 rows)

UPDATED 2026-09-11 · DATA: US CENSUS BUREAU DECENNIAL CENSUS