RANKING · 2020 CENSUS · 94 SHOWN OF 94

Highest French Canadian population share, Illinois counties · 2020

Illinois counties ranked by the share of all residents who are French Canadian ancestry (2023 American Community Survey). A concentration measure: French Canadian residents as a percentage of total population. This list covers the 94 counties in Illinois that qualify, ranked against each other statewide.

IllinoisAll states All rankings

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 SHAREVS 2000

01Iroquois County, ILIL26,1501.8%–

02Kankakee County, ILIL105,5251.4%–

03Brown County, ILIL6,4010.8%–

04Edgar County, ILIL16,3230.7%–

05DeKalb County, ILIL101,8350.6%–

06Grundy County, ILIL54,0520.6%–

07Carroll County, ILIL15,4190.5%–

08Mason County, ILIL12,4110.5%–

09McHenry County, ILIL317,7510.5%–

10Bureau County, ILIL32,5100.4%–

11Pope County, ILIL3,6720.4%–

12Coles County, ILIL46,6070.4%–

13Lawrence County, ILIL13,7900.4%–

14Lee County, ILIL32,9140.4%–

15Hamilton County, ILIL7,8590.4%–

16McDonough County, ILIL25,9160.4%–

17Lake County, ILIL719,3390.4%–

18Monroe County, ILIL34,8400.4%–

19Winnebago County, ILIL283,6740.4%–

20DuPage County, ILIL934,2980.4%–

21Kane County, ILIL525,7570.4%–

22Clark County, ILIL15,1140.4%–

23Adams County, ILIL64,2670.3%–

24Jo Daviess County, ILIL21,5940.3%–

25Madison County, ILIL263,1100.3%–

26Will County, ILIL712,2530.3%–

27Johnson County, ILIL13,3630.3%–

28Champaign County, ILIL209,9720.3%–

29Fulton County, ILIL32,9010.3%–

30Henry County, ILIL48,0950.3%–

31Stephenson County, ILIL43,2200.3%–

32Clinton County, ILIL37,1280.3%–

33Sangamon County, ILIL194,1700.3%–

34Hardin County, ILIL3,5880.3%–

35Boone County, ILIL53,5680.3%–

36St. Clair County, ILIL250,7080.3%–

37LaSalle County, ILIL107,7730.2%–

38Jefferson County, ILIL36,1470.2%–

39Ford County, ILIL13,2160.2%–

40Jersey County, ILIL21,1600.2%–

41McLean County, ILIL171,4190.2%–

42Tazewell County, ILIL130,0490.2%–

43Crawford County, ILIL18,6480.2%–

44Mercer County, ILIL15,2290.2%–

45Williamson County, ILIL67,2250.2%–

46Kendall County, ILIL145,4700.2%–

47Cook County, ILIL5,194,6250.2%–

48Rock Island County, ILIL141,8690.2%–

49Warren County, ILIL16,2220.2%–

50Putnam County, ILIL5,6190.2%–

51Livingston County, ILIL35,0570.2%–

52Saline County, ILIL22,7720.2%–

53Vermilion County, ILIL71,2590.1%–

54Moultrie County, ILIL14,3710.1%–

55Gallatin County, ILIL4,6160.1%–

56Whiteside County, ILIL54,1210.1%–

57Piatt County, ILIL16,7910.1%–

58Peoria County, ILIL178,5530.1%–

59Douglas County, ILIL19,8800.1%–

60Ogle County, ILIL51,3990.1%–

61Franklin County, ILIL36,9160.1%–

62Stark County, ILIL5,3190.1%–

63Marshall County, ILIL11,4730.1%–

64Massac County, ILIL13,5020.1%–

65Fayette County, ILIL20,7900.1%–

66Jackson County, ILIL52,5010.1%–

67Edwards County, ILIL5,8980.1%–

68Macon County, ILIL99,3000.1%–

69Logan County, ILIL27,1820.1%–

70Macoupin County, ILIL43,7480.1%–

71Knox County, ILIL47,7670.1%–

72Bond County, ILIL16,9590.1%–

73Pike County, ILIL14,2310.1%–

74Montgomery County, ILIL28,0760.1%–

75Richland County, ILIL15,2190.1%–

76Effingham County, ILIL34,5190.1%–

77Wayne County, ILIL15,8820.1%–

78Washington County, ILIL13,5640.1%–

79Shelby County, ILIL20,5760.1%–

80Henderson County, ILIL5,9840.1%–

81Wabash County, ILIL10,9070.1%–

82Christian County, ILIL33,4430.1%–

83Randolph County, ILIL29,9210.1%–

84White County, ILIL13,2500.1%–

85Cass County, ILIL12,4630.1%–

86Cumberland County, ILIL10,2080.1%–

87Woodford County, ILIL38,1110.0%–

88Hancock County, ILIL16,8030.0%–

89Perry County, ILIL20,1600.0%–

90Marion County, ILIL36,3820.0%–

91Alexander County, ILIL4,5700.0%–

92Menard County, ILIL11,8630.0%–

93Morgan County, ILIL32,5150.0%–

94Clay County, ILIL12,7930.0%–

SHOWING 1–94 OF 94

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UPDATED 2026-06-06 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES