RANKING · 2010 CENSUS · 102 SHOWN OF 102

Most foreign-born residents, Illinois counties · 2010

Illinois counties ranked by the share of residents born outside the US (2010 ACS). This list covers the 102 counties in Illinois that qualify, ranked against each other statewide.

IllinoisAll states All rankings

SAME RANKING BYCities States Metros ZIP codes

RELATEDLargest foreign-born population Most residents with a disability Largest veteran population Most uninsured people Largest senior population Most unmarried people

YEAR2010 2020 2024

RANKPLACESTATEPOPFOREIGN-BORNVS –

01Cook County, ILIL5,194,62521.0%–

02DuPage County, ILIL934,29818.3%–

03Lake County, ILIL719,33918.0%–

04Kane County, ILIL525,75717.9%–

05Will County, ILIL712,25311.4%–

06Champaign County, ILIL209,97210.9%–

07Boone County, ILIL53,56810.1%–

08McHenry County, ILIL317,7519.8%–

09Cass County, ILIL12,4638.7%–

10Kendall County, ILIL145,4708.4%–

11Winnebago County, ILIL283,6747.6%–

12DeKalb County, ILIL101,8357.0%–

13Rock Island County, ILIL141,8696.3%–

14McLean County, ILIL171,4195.2%–

15Ogle County, ILIL51,3995.0%–

16Jackson County, ILIL52,5015.0%–

17Kankakee County, ILIL105,5254.5%–

18Peoria County, ILIL178,5534.2%–

19Warren County, ILIL16,2224.2%–

20Douglas County, ILIL19,8804.2%–

21Pulaski County, ILIL4,8204.0%–

22Jo Daviess County, ILIL21,5943.8%–

23Grundy County, ILIL54,0523.7%–

24LaSalle County, ILIL107,7733.6%–

25McDonough County, ILIL25,9163.1%–

26Bureau County, ILIL32,5103.0%–

27Sangamon County, ILIL194,1702.9%–

28Henderson County, ILIL5,9842.8%–

29Schuyler County, ILIL6,6572.8%–

30Whiteside County, ILIL54,1212.8%–

31Brown County, ILIL6,4012.7%–

32Iroquois County, ILIL26,1502.6%–

33Calhoun County, ILIL4,3002.6%–

34Fulton County, ILIL32,9012.5%–

35St. Clair County, ILIL250,7082.4%–

36Union County, ILIL16,6562.4%–

37Stephenson County, ILIL43,2202.3%–

38Johnson County, ILIL13,3632.3%–

39Madison County, ILIL263,1102.2%–

40Vermilion County, ILIL71,2592.2%–

41Macon County, ILIL99,3002.1%–

42Putnam County, ILIL5,6192.0%–

43Lee County, ILIL32,9142.0%–

44Henry County, ILIL48,0952.0%–

45Knox County, ILIL47,7672.0%–

46Carroll County, ILIL15,4191.9%–

47Marshall County, ILIL11,4731.9%–

48Alexander County, ILIL4,5701.9%–

49Christian County, ILIL33,4431.8%–

50Crawford County, ILIL18,6481.8%–

51Ford County, ILIL13,2161.8%–

52Fayette County, ILIL20,7901.7%–

53De Witt County, ILIL15,1181.7%–

54Livingston County, ILIL35,0571.7%–

55Pope County, ILIL3,6721.6%–

56Coles County, ILIL46,6071.6%–

57Mason County, ILIL12,4111.5%–

58Tazewell County, ILIL130,0491.5%–

59Williamson County, ILIL67,2251.5%–

60Perry County, ILIL20,1601.5%–

61Woodford County, ILIL38,1111.5%–

62Lawrence County, ILIL13,7901.5%–

63Clinton County, ILIL37,1281.4%–

64Richland County, ILIL15,2191.4%–

65Montgomery County, ILIL28,0761.3%–

66Randolph County, ILIL29,9211.3%–

67Moultrie County, ILIL14,3711.3%–

68Piatt County, ILIL16,7911.3%–

69White County, ILIL13,2501.2%–

70Jefferson County, ILIL36,1471.2%–

71Logan County, ILIL27,1821.1%–

72Bond County, ILIL16,9591.1%–

73Hardin County, ILIL3,5881.1%–

74Morgan County, ILIL32,5151.1%–

75Adams County, ILIL64,2671.1%–

76Marion County, ILIL36,3821.1%–

77Saline County, ILIL22,7721.0%–

78Macoupin County, ILIL43,7481.0%–

79Pike County, ILIL14,2311.0%–

80Shelby County, ILIL20,5761.0%–

81Stark County, ILIL5,3190.9%–

82Effingham County, ILIL34,5190.9%–

83Wayne County, ILIL15,8820.9%–

84Jersey County, ILIL21,1600.9%–

85Monroe County, ILIL34,8400.9%–

86Clark County, ILIL15,1140.9%–

87Scott County, ILIL4,8660.8%–

88Clay County, ILIL12,7930.8%–

89Wabash County, ILIL10,9070.8%–

90Hancock County, ILIL16,8030.8%–

91Mercer County, ILIL15,2290.7%–

92Massac County, ILIL13,5020.7%–

93Greene County, ILIL11,3130.7%–

94Edgar County, ILIL16,3230.6%–

95Edwards County, ILIL5,8980.6%–

96Jasper County, ILIL9,0320.5%–

97Franklin County, ILIL36,9160.5%–

98Washington County, ILIL13,5640.5%–

99Gallatin County, ILIL4,6160.4%–

100Cumberland County, ILIL10,2080.3%–

101Menard County, ILIL11,8630.3%–

102Hamilton County, ILIL7,8590.1%–

SHOWING 1–102 OF 102

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