RANKING · 2010 CENSUS · 102 SHOWN OF 102

Largest foreign-born population, Illinois counties · 2010

Illinois counties with the most residents born outside the United States, as of the 2010 American Community Survey. Ranked by number of people, not share. This list covers the 102 counties in Illinois that qualify, ranked against each other statewide.

IllinoisAll states All rankings

SAME RANKING BYCities States Metros

RELATEDMost residents with a disability Largest veteran population Most uninsured people Largest senior population Most unmarried people Most unmarried men

YEAR2010 2020 2024

RANKPLACESTATEPOPFOREIGN-BORN POPULATIONVS –

01Cook County, ILIL5,194,6251,091,467–

02DuPage County, ILIL934,298168,070–

03Lake County, ILIL719,339126,680–

04Kane County, ILIL525,75792,061–

05Will County, ILIL712,25377,016–

06McHenry County, ILIL317,75130,111–

07Winnebago County, ILIL283,67422,577–

08Champaign County, ILIL209,97221,869–

09Kendall County, ILIL145,4709,644–

10Rock Island County, ILIL141,8699,328–

11McLean County, ILIL171,4198,847–

12Peoria County, ILIL178,5537,849–

13DeKalb County, ILIL101,8357,362–

14St. Clair County, ILIL250,7086,539–

15Madison County, ILIL263,1105,869–

16Sangamon County, ILIL194,1705,686–

17Boone County, ILIL53,5685,475–

18Kankakee County, ILIL105,5255,049–

19LaSalle County, ILIL107,7734,058–

20Jackson County, ILIL52,5013,029–

21Ogle County, ILIL51,3992,695–

22Macon County, ILIL99,3002,279–

23Tazewell County, ILIL130,0492,066–

24Grundy County, ILIL54,0521,849–

25Vermilion County, ILIL71,2591,773–

26Whiteside County, ILIL54,1211,611–

27Cass County, ILIL12,4631,187–

28Stephenson County, ILIL43,2201,120–

29Bureau County, ILIL32,5101,067–

30Knox County, ILIL47,7671,039–

31McDonough County, ILIL25,9161,010–

32Henry County, ILIL48,0951,007–

33Williamson County, ILIL67,225993–

34Fulton County, ILIL32,901941–

35Jo Daviess County, ILIL21,594866–

36Coles County, ILIL46,607841–

37Douglas County, ILIL19,880830–

38Iroquois County, ILIL26,150774–

39Warren County, ILIL16,222744–

40Lee County, ILIL32,914724–

41Adams County, ILIL64,267712–

42Livingston County, ILIL35,057655–

43Christian County, ILIL33,443639–

44Woodford County, ILIL38,111565–

45Clinton County, ILIL37,128535–

46Macoupin County, ILIL43,748483–

47Jefferson County, ILIL36,147458–

48Randolph County, ILIL29,921449–

49Union County, ILIL16,656427–

50Marion County, ILIL36,382415–

51Montgomery County, ILIL28,076406–

52Fayette County, ILIL20,790386–

53Morgan County, ILIL32,515386–

54Crawford County, ILIL18,648351–

55Logan County, ILIL27,182346–

56Perry County, ILIL20,160329–

57Effingham County, ILIL34,519320–

58Carroll County, ILIL15,419289–

59Monroe County, ILIL34,840289–

60Johnson County, ILIL13,363289–

61De Witt County, ILIL15,118287–

62Saline County, ILIL22,772261–

63Pulaski County, ILIL4,820249–

64Ford County, ILIL13,216248–

65Lawrence County, ILIL13,790246–

66Marshall County, ILIL11,473237–

67Mason County, ILIL12,411226–

68Richland County, ILIL15,219223–

69Shelby County, ILIL20,576218–

70Piatt County, ILIL16,791210–

71Jersey County, ILIL21,160209–

72Schuyler County, ILIL6,657209–

73Henderson County, ILIL5,984208–

74Franklin County, ILIL36,916204–

75Bond County, ILIL16,959202–

76Moultrie County, ILIL14,371193–

77Brown County, ILIL6,401187–

78White County, ILIL13,250173–

79Pike County, ILIL14,231162–

80Alexander County, ILIL4,570153–

81Wayne County, ILIL15,882153–

82Hancock County, ILIL16,803144–

83Clark County, ILIL15,114141–

84Calhoun County, ILIL4,300130–

85Putnam County, ILIL5,619121–

86Mercer County, ILIL15,229117–

87Clay County, ILIL12,793112–

88Edgar County, ILIL16,323110–

89Massac County, ILIL13,502101–

90Wabash County, ILIL10,90792–

91Greene County, ILIL11,31390–

92Pope County, ILIL3,67271–

93Washington County, ILIL13,56468–

94Stark County, ILIL5,31956–

95Jasper County, ILIL9,03252–

96Hardin County, ILIL3,58848–

97Scott County, ILIL4,86644–

98Edwards County, ILIL5,89839–

99Menard County, ILIL11,86337–

100Cumberland County, ILIL10,20835–

101Gallatin County, ILIL4,61623–

102Hamilton County, ILIL7,85912–

SHOWING 1–102 OF 102

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