RANKING · 2020 CENSUS · 94 SHOWN OF 94

Largest French Canadian population, Illinois counties · 2020

Illinois counties ranked by the number of residents who are French Canadian 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 94 counties in Illinois that qualify, ranked against each other statewide. The median across all 94 is 53.

French Canadian 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 CANADIAN POPULATIONVS 2010

01Cook County, ILIL5,194,62510,342−6%

02DuPage County, ILIL934,2983,432+17%

03Lake County, ILIL719,3392,719−4%

04Will County, ILIL712,2532,180−25%

05Kane County, ILIL525,7571,921−7%

06Kankakee County, ILIL105,5251,543−12%

07McHenry County, ILIL317,7511,407−18%

08Winnebago County, ILIL283,6741,076+9%

09Madison County, ILIL263,110863+42%

10St. Clair County, ILIL250,708659−14%

11Champaign County, ILIL209,972654+25%

12DeKalb County, ILIL101,835614+39%

13Sangamon County, ILIL194,170510+88%

14Iroquois County, ILIL26,150499+31%

15McLean County, ILIL171,4193900%

16Grundy County, ILIL54,052291+16%

17Tazewell County, ILIL130,049287−14%

18Rock Island County, ILIL141,869282−42%

19LaSalle County, ILIL107,773272−22%

20Kendall County, ILIL145,470258−22%

21Peoria County, ILIL178,553253−68%

22Adams County, ILIL64,267228+44%

23Coles County, ILIL46,607217−10%

24Bureau County, ILIL32,510144+243%

25Lee County, ILIL32,914141+93%

26Henry County, ILIL48,095140+21%

27Williamson County, ILIL67,225138+10%

28Boone County, ILIL53,568136+3%

29Monroe County, ILIL34,840133+241%

30Edgar County, ILIL16,323127+263%

31Stephenson County, ILIL43,220125+15%

32McDonough County, ILIL25,916118−23%

33Vermilion County, ILIL71,259115−29%

34Macon County, ILIL99,300113−57%

35Clinton County, ILIL37,128105+91%

36Fulton County, ILIL32,901100+300%

37Jefferson County, ILIL36,14793−51%

38Whiteside County, ILIL54,12178−55%

39Jackson County, ILIL52,50172−75%

40Carroll County, ILIL15,41971+37%

41Jo Daviess County, ILIL21,59470+100%

42Ogle County, ILIL51,39969−80%

43Lawrence County, ILIL13,79066+40%

44Mason County, ILIL12,41162+1967%

45Livingston County, ILIL35,05758−78%

46Clark County, ILIL15,11456+2700%

47Brown County, ILIL6,40153+430%

48Knox County, ILIL47,76752−45%

49Franklin County, ILIL36,91651−63%

50Jersey County, ILIL21,16050+32%

51Macoupin County, ILIL43,74848−63%

52Crawford County, ILIL18,64839+95%

53Johnson County, ILIL13,36339+144%

54Saline County, ILIL22,77236–

55Warren County, ILIL16,22233−37%

56Hamilton County, ILIL7,85932–

57Mercer County, ILIL15,22932−60%

58Ford County, ILIL13,21631+72%

59Logan County, ILIL27,18231+138%

60Effingham County, ILIL34,51930−14%

61Montgomery County, ILIL28,07629+61%

62Douglas County, ILIL19,88027−47%

63Fayette County, ILIL20,790270%

64Piatt County, ILIL16,79123−39%

65Christian County, ILIL33,44322−70%

66Moultrie County, ILIL14,37121+5%

67Randolph County, ILIL29,92121−30%

68Woodford County, ILIL38,11119−85%

69Massac County, ILIL13,50218−10%

70Pope County, ILIL3,67218−75%

71Bond County, ILIL16,95917−82%

72Shelby County, ILIL20,57617−68%

73Pike County, ILIL14,23116−30%

74Marion County, ILIL36,38215−71%

75Marshall County, ILIL11,47315−17%

76Richland County, ILIL15,21914−39%

77Wayne County, ILIL15,88213+44%

78Morgan County, ILIL32,51511−50%

79Washington County, ILIL13,56411−62%

80Hardin County, ILIL3,58810–

81Putnam County, ILIL5,61910−17%

82Perry County, ILIL20,1609−87%

83White County, ILIL13,2509−59%

84Cass County, ILIL12,4638−53%

85Hancock County, ILIL16,8038−86%

86Wabash County, ILIL10,9078−38%

87Edwards County, ILIL5,8987–

88Gallatin County, ILIL4,6167−61%

89Stark County, ILIL5,3197−36%

90Cumberland County, ILIL10,2086−60%

91Henderson County, ILIL5,9845−50%

92Menard County, ILIL11,8634−86%

93Alexander County, ILIL4,5702–

94Clay County, ILIL12,7931−94%

SHOWING 1–94 OF 94

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