RANKING · 2024 ACS · 102 SHOWN OF 102

Most racially diverse, Illinois counties

Illinois counties ranked by the CensusEasy Diversity Score (0 to 100), the chance two random residents are of a different race or ethnicity (2024 ACS). This list covers the 102 counties in Illinois that qualify, ranked against each other statewide.

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IllinoisAll states All rankings

SAME RANKING BYCities States Metros ZIP codes

RANKPLACESTATEPOPDIVERSITY SCOREVS –

01Cook County, ILIL5,194,62589–

02Lake County, ILIL719,33976–

03Will County, ILIL712,25375–

04Kane County, ILIL525,75774–

05Champaign County, ILIL209,97271–

06St. Clair County, ILIL250,70871–

07DuPage County, ILIL934,29871–

08Kendall County, ILIL145,47069–

09Winnebago County, ILIL283,67469–

10Peoria County, ILIL178,55365–

11Rock Island County, ILIL141,86964–

12Pulaski County, ILIL4,82063–

13Kankakee County, ILIL105,52563–

14Alexander County, ILIL4,57062–

15Boone County, ILIL53,56859–

16DeKalb County, ILIL101,83558–

17Jackson County, ILIL52,50158–

18Cass County, ILIL12,46357–

19Macon County, ILIL99,30054–

20Brown County, ILIL6,40152–

21McLean County, ILIL171,41950–

22McHenry County, ILIL317,75149–

23Vermilion County, ILIL71,25948–

24Sangamon County, ILIL194,17048–

25Stephenson County, ILIL43,22045–

26Knox County, ILIL47,76744–

27Johnson County, ILIL13,36343–

28Warren County, ILIL16,22241–

29Whiteside County, ILIL54,12141–

30Madison County, ILIL263,11040–

31LaSalle County, ILIL107,77339–

32Grundy County, ILIL54,05238–

33Ogle County, ILIL51,39937–

34Lee County, ILIL32,91437–

35Jefferson County, ILIL36,14736–

36Lawrence County, ILIL13,79036–

37Bureau County, ILIL32,51034–

38Perry County, ILIL20,16034–

39McDonough County, ILIL25,91634–

40Randolph County, ILIL29,92133–

41Bond County, ILIL16,95932–

42Logan County, ILIL27,18232–

43Massac County, ILIL13,50231–

44Henry County, ILIL48,09530–

45Morgan County, ILIL32,51529–

46Iroquois County, ILIL26,15029–

47Douglas County, ILIL19,88028–

48Livingston County, ILIL35,05728–

49Carroll County, ILIL15,41928–

50Williamson County, ILIL67,22528–

51Coles County, ILIL46,60728–

52Fayette County, ILIL20,79027–

53Putnam County, ILIL5,61926–

54Pope County, ILIL3,67226–

55Marion County, ILIL36,38225–

56Ford County, ILIL13,21625–

57Union County, ILIL16,65624–

58Adams County, ILIL64,26723–

59Clinton County, ILIL37,12823–

60Schuyler County, ILIL6,65723–

61Crawford County, ILIL18,64823–

62Stark County, ILIL5,31922–

63Christian County, ILIL33,44321–

64Saline County, ILIL22,77220–

65Montgomery County, ILIL28,07620–

66Fulton County, ILIL32,90120–

67Tazewell County, ILIL130,04919–

68Jo Daviess County, ILIL21,59419–

69Marshall County, ILIL11,47319–

70De Witt County, ILIL15,11817–

71Mercer County, ILIL15,22916–

72Richland County, ILIL15,21916–

73Wabash County, ILIL10,90716–

74Woodford County, ILIL38,11116–

75Macoupin County, ILIL43,74816–

76Henderson County, ILIL5,98415–

77Hancock County, ILIL16,80314–

78Franklin County, ILIL36,91614–

79Mason County, ILIL12,41114–

80Effingham County, ILIL34,51914–

81Calhoun County, ILIL4,30014–

82Jersey County, ILIL21,16013–

83Pike County, ILIL14,23113–

84Hamilton County, ILIL7,85913–

85Edwards County, ILIL5,89813–

86Menard County, ILIL11,86313–

87Piatt County, ILIL16,79113–

88Washington County, ILIL13,56413–

89Clay County, ILIL12,79312–

90Wayne County, ILIL15,88212–

91Clark County, ILIL15,11412–

92Monroe County, ILIL34,84012–

93Gallatin County, ILIL4,61612–

94Cumberland County, ILIL10,20812–

95Moultrie County, ILIL14,37112–

96White County, ILIL13,25011–

97Scott County, ILIL4,86611–

98Hardin County, ILIL3,58810–

99Edgar County, ILIL16,32310–

100Greene County, ILIL11,31310–

101Shelby County, ILIL20,57610–

102Jasper County, ILIL9,0328–

SHOWING 1–102 OF 102

Download CSV (full list, 102 rows)How this score is calculated

UPDATED 2026-07-15 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES