RANKING · 2010 CENSUS · 102 SHOWN OF 102

Most equal income distribution, Illinois counties · 2010

Illinois counties with the lowest income inequality, measured by the Gini index (2010 ACS). This list covers the 102 counties in Illinois that qualify, ranked against each other statewide. The median across all 102 is 0.420.

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SAME RANKING BYCities States Metros ZIP codes

YEAR2010 2024

RANKPLACESTATEPOPINCOME INEQUALITY (GINI)VS –

01Kendall County, ILIL145,4700.332–

02Pope County, ILIL3,6720.362–

03Schuyler County, ILIL6,6570.367–

04Jasper County, ILIL9,0320.372–

05Grundy County, ILIL54,0520.373–

06Ogle County, ILIL51,3990.376–

07Menard County, ILIL11,8630.377–

08Washington County, ILIL13,5640.379–

09Putnam County, ILIL5,6190.380–

10Douglas County, ILIL19,8800.381–

11Mercer County, ILIL15,2290.383–

12Piatt County, ILIL16,7910.384–

13Will County, ILIL712,2530.384–

14Jersey County, ILIL21,1600.385–

15Monroe County, ILIL34,8400.386–

16McHenry County, ILIL317,7510.386–

17Randolph County, ILIL29,9210.386–

18Cass County, ILIL12,4630.389–

19Clinton County, ILIL37,1280.394–

20Perry County, ILIL20,1600.395–

21Massac County, ILIL13,5020.396–

22Ford County, ILIL13,2160.397–

23Iroquois County, ILIL26,1500.397–

24Moultrie County, ILIL14,3710.397–

25Johnson County, ILIL13,3630.398–

26Fulton County, ILIL32,9010.399–

27Marshall County, ILIL11,4730.400–

28Pike County, ILIL14,2310.400–

29Tazewell County, ILIL130,0490.400–

30Warren County, ILIL16,2220.400–

31Macoupin County, ILIL43,7480.401–

32Woodford County, ILIL38,1110.402–

33Logan County, ILIL27,1820.405–

34Shelby County, ILIL20,5760.405–

35Crawford County, ILIL18,6480.406–

36Henderson County, ILIL5,9840.407–

37Jo Daviess County, ILIL21,5940.408–

38LaSalle County, ILIL107,7730.409–

39Livingston County, ILIL35,0570.410–

40Henry County, ILIL48,0950.411–

41Whiteside County, ILIL54,1210.411–

42De Witt County, ILIL15,1180.413–

43Franklin County, ILIL36,9160.413–

44Kankakee County, ILIL105,5250.413–

45Bond County, ILIL16,9590.414–

46Edwards County, ILIL5,8980.414–

47DeKalb County, ILIL101,8350.416–

48Cumberland County, ILIL10,2080.418–

49Hancock County, ILIL16,8030.419–

50Lee County, ILIL32,9140.419–

51Stephenson County, ILIL43,2200.419–

52Calhoun County, ILIL4,3000.420–

53Edgar County, ILIL16,3230.420–

54Kane County, ILIL525,7570.421–

55Boone County, ILIL53,5680.423–

56Bureau County, ILIL32,5100.423–

57Mason County, ILIL12,4110.424–

58Madison County, ILIL263,1100.427–

59Vermilion County, ILIL71,2590.427–

60Marion County, ILIL36,3820.428–

61Wabash County, ILIL10,9070.428–

62Christian County, ILIL33,4430.429–

63McLean County, ILIL171,4190.430–

64Morgan County, ILIL32,5150.430–

65Clark County, ILIL15,1140.431–

66Knox County, ILIL47,7670.433–

67Carroll County, ILIL15,4190.434–

68Fayette County, ILIL20,7900.435–

69Greene County, ILIL11,3130.435–

70White County, ILIL13,2500.435–

71Lawrence County, ILIL13,7900.436–

72Clay County, ILIL12,7930.436–

73Sangamon County, ILIL194,1700.437–

74Union County, ILIL16,6560.437–

75Wayne County, ILIL15,8820.437–

76Effingham County, ILIL34,5190.439–

77Alexander County, ILIL4,5700.440–

78Rock Island County, ILIL141,8690.441–

79Winnebago County, ILIL283,6740.441–

80DuPage County, ILIL934,2980.442–

81St. Clair County, ILIL250,7080.442–

82Richland County, ILIL15,2190.442–

83Williamson County, ILIL67,2250.443–

84Montgomery County, ILIL28,0760.444–

85Stark County, ILIL5,3190.447–

86Hardin County, ILIL3,5880.452–

87Macon County, ILIL99,3000.452–

88Adams County, ILIL64,2670.453–

89Jefferson County, ILIL36,1470.454–

90Scott County, ILIL4,8660.456–

91Hamilton County, ILIL7,8590.458–

92McDonough County, ILIL25,9160.462–

93Lake County, ILIL719,3390.468–

94Saline County, ILIL22,7720.469–

95Brown County, ILIL6,4010.469–

96Peoria County, ILIL178,5530.474–

97Champaign County, ILIL209,9720.477–

98Gallatin County, ILIL4,6160.478–

99Pulaski County, ILIL4,8200.480–

100Cook County, ILIL5,194,6250.488–

101Coles County, ILIL46,6070.488–

102Jackson County, ILIL52,5010.509–

SHOWING 1–102 OF 102

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UPDATED 2026-09-11 · DATA: US CENSUS BUREAU DECENNIAL CENSUS