RANKING · 2020 CENSUS · 102 SHOWN OF 102

Least segregated, Illinois counties · 2020

Illinois counties with the lowest CensusEasy Segregation Score, where residents of every race are spread most evenly across neighborhoods (2020 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 BYMetros

YEAR2020 2024

RANKPLACESTATEPOPSEGREGATION SCOREVS –

01Stark County, ILIL5,3190–

02Gallatin County, ILIL4,6167–

03Massac County, ILIL13,5028–

04Clark County, ILIL15,11410–

05Putnam County, ILIL5,61911–

06Henderson County, ILIL5,98413–

07Edwards County, ILIL5,89814–

08Jersey County, ILIL21,16015–

09Wayne County, ILIL15,88215–

10Union County, ILIL16,65616–

11Shelby County, ILIL20,57616–

12Mason County, ILIL12,41117–

13Menard County, ILIL11,86317–

14Greene County, ILIL11,31317–

15Hamilton County, ILIL7,85917–

16Mercer County, ILIL15,22917–

17Hardin County, ILIL3,58817–

18Carroll County, ILIL15,41918–

19Jo Daviess County, ILIL21,59418–

20Cumberland County, ILIL10,20818–

21Piatt County, ILIL16,79119–

22Wabash County, ILIL10,90719–

23Jasper County, ILIL9,03219–

24Moultrie County, ILIL14,37119–

25De Witt County, ILIL15,11819–

26Woodford County, ILIL38,11120–

27Monroe County, ILIL34,84020–

28Kendall County, ILIL145,47021–

29Pope County, ILIL3,67221–

30Edgar County, ILIL16,32322–

31White County, ILIL13,25022–

32McHenry County, ILIL317,75122–

33Tazewell County, ILIL130,04922–

34Grundy County, ILIL54,05222–

35Franklin County, ILIL36,91623–

36Washington County, ILIL13,56423–

37Ford County, ILIL13,21624–

38Pike County, ILIL14,23124–

39Hancock County, ILIL16,80325–

40Saline County, ILIL22,77225–

41Christian County, ILIL33,44326–

42Livingston County, ILIL35,05726–

43Henry County, ILIL48,09527–

44McLean County, ILIL171,41928–

45Lee County, ILIL32,91429–

46Clay County, ILIL12,79329–

47Marshall County, ILIL11,47329–

48Pulaski County, ILIL4,82029–

49LaSalle County, ILIL107,77330–

50Williamson County, ILIL67,22530–

51Scott County, ILIL4,86630–

52Clinton County, ILIL37,12831–

53Adams County, ILIL64,26731–

54DeKalb County, ILIL101,83532–

55Richland County, ILIL15,21932–

56Rock Island County, ILIL141,86933–

57DuPage County, ILIL934,29833–

58McDonough County, ILIL25,91633–

59Macoupin County, ILIL43,74834–

60Effingham County, ILIL34,51934–

61Ogle County, ILIL51,39934–

62Boone County, ILIL53,56835–

63Iroquois County, ILIL26,15035–

64Madison County, ILIL263,11036–

65Champaign County, ILIL209,97236–

66Coles County, ILIL46,60736–

67Perry County, ILIL20,16037–

68Jefferson County, ILIL36,14738–

69Jackson County, ILIL52,50138–

70Marion County, ILIL36,38238–

71Bureau County, ILIL32,51040–

72Brown County, ILIL6,40140–

73Knox County, ILIL47,76740–

74Schuyler County, ILIL6,65741–

75Winnebago County, ILIL283,67441–

76Bond County, ILIL16,95941–

77Warren County, ILIL16,22242–

78Sangamon County, ILIL194,17042–

79Macon County, ILIL99,30042–

80Lawrence County, ILIL13,79042–

81Kankakee County, ILIL105,52543–

82Will County, ILIL712,25343–

83Lake County, ILIL719,33944–

84Whiteside County, ILIL54,12144–

85Peoria County, ILIL178,55345–

86Douglas County, ILIL19,88046–

87Calhoun County, ILIL4,30046–

88Montgomery County, ILIL28,07646–

89Logan County, ILIL27,18247–

90Morgan County, ILIL32,51547–

91St. Clair County, ILIL250,70848–

92Fulton County, ILIL32,90148–

93Vermilion County, ILIL71,25950–

94Stephenson County, ILIL43,22051–

95Kane County, ILIL525,75752–

96Alexander County, ILIL4,57053–

97Cass County, ILIL12,46354–

98Cook County, ILIL5,194,62554–

99Fayette County, ILIL20,79056–

100Crawford County, ILIL18,64859–

101Randolph County, ILIL29,92160–

102Johnson County, ILIL13,36381–

SHOWING 1–102 OF 102

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

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