RANKING · 2020 CENSUS · 102 SHOWN OF 102

Most six-figure households, Illinois counties · 2020

Illinois counties with the most households earning $100,000 or more, as of the 2020 American Community Survey. Ranked by number of households, not the share. This list covers the 102 counties in Illinois that qualify, ranked against each other statewide. The median across all 102 is 3,798.

IllinoisAll states All rankings

SAME RANKING BYCities States Metros

RELATEDHighest median household income Lowest median household income Highest per-capita income Lowest poverty rate Highest poverty rate Most residents in poverty

RANKPLACESTATEPOPSIX-FIGURE HOUSEHOLDSVS –

01Cook County, ILIL5,194,625917,353–

02DuPage County, ILIL934,298208,518–

03Lake County, ILIL719,339146,187–

04Will County, ILIL712,253137,320–

05Kane County, ILIL525,757100,225–

06McHenry County, ILIL317,75166,229–

07Madison County, ILIL263,11045,041–

08Winnebago County, ILIL283,67441,302–

09St. Clair County, ILIL250,70840,239–

10Sangamon County, ILIL194,17035,381–

11Champaign County, ILIL209,97230,453–

12McLean County, ILIL171,41930,204–

13Peoria County, ILIL178,55326,903–

14Kendall County, ILIL145,47026,670–

15Tazewell County, ILIL130,04923,312–

16Rock Island County, ILIL141,86921,996–

17LaSalle County, ILIL107,77316,965–

18Kankakee County, ILIL105,52515,678–

19DeKalb County, ILIL101,83515,606–

20Macon County, ILIL99,30014,637–

21Grundy County, ILIL54,05210,122–

22Williamson County, ILIL67,2259,774–

23Adams County, ILIL64,2679,699–

24Vermilion County, ILIL71,2598,950–

25Boone County, ILIL53,5688,785–

26Whiteside County, ILIL54,1218,616–

27Ogle County, ILIL51,3998,354–

28Henry County, ILIL48,0958,038–

29Monroe County, ILIL34,8407,834–

30Woodford County, ILIL38,1117,300–

31Macoupin County, ILIL43,7486,721–

32Jackson County, ILIL52,5016,680–

33Clinton County, ILIL37,1286,446–

34Coles County, ILIL46,6076,085–

35Stephenson County, ILIL43,2205,964–

36Knox County, ILIL47,7675,687–

37Livingston County, ILIL35,0575,480–

38Effingham County, ILIL34,5195,311–

39Lee County, ILIL32,9145,272–

40Bureau County, ILIL32,5105,045–

41Marion County, ILIL36,3824,879–

42Jefferson County, ILIL36,1474,812–

43Fulton County, ILIL32,9014,661–

44Morgan County, ILIL32,5154,626–

45Christian County, ILIL33,4434,451–

46Franklin County, ILIL36,9164,411–

47Randolph County, ILIL29,9214,370–

48Logan County, ILIL27,1824,204–

49Montgomery County, ILIL28,0764,115–

50Iroquois County, ILIL26,1504,029–

51Jersey County, ILIL21,1603,798–

52Jo Daviess County, ILIL21,5943,796–

53McDonough County, ILIL25,9163,363–

54Piatt County, ILIL16,7913,329–

55Shelby County, ILIL20,5763,301–

56Douglas County, ILIL19,8802,918–

57Saline County, ILIL22,7722,858–

58Perry County, ILIL20,1602,736–

59Hancock County, ILIL16,8032,658–

60Washington County, ILIL13,5642,657–

61Menard County, ILIL11,8632,652–

62Clark County, ILIL15,1142,613–

63Crawford County, ILIL18,6482,577–

64Edgar County, ILIL16,3232,515–

65De Witt County, ILIL15,1182,508–

66Moultrie County, ILIL14,3712,496–

67Mercer County, ILIL15,2292,421–

68Warren County, ILIL16,2222,349–

69Richland County, ILIL15,2192,344–

70Fayette County, ILIL20,7902,342–

71Bond County, ILIL16,9592,214–

72Union County, ILIL16,6562,201–

73Carroll County, ILIL15,4192,153–

74Wayne County, ILIL15,8822,088–

75Lawrence County, ILIL13,7902,059–

76Ford County, ILIL13,2161,927–

77Mason County, ILIL12,4111,875–

78Pike County, ILIL14,2311,865–

79Marshall County, ILIL11,4731,817–

80Clay County, ILIL12,7931,796–

81Massac County, ILIL13,5021,738–

82White County, ILIL13,2501,711–

83Cass County, ILIL12,4631,647–

84Wabash County, ILIL10,9071,635–

85Greene County, ILIL11,3131,627–

86Cumberland County, ILIL10,2081,587–

87Johnson County, ILIL13,3631,454–

88Jasper County, ILIL9,0321,329–

89Hamilton County, ILIL7,8591,114–

90Henderson County, ILIL5,9841,033–

91Putnam County, ILIL5,619997–

92Edwards County, ILIL5,898981–

93Schuyler County, ILIL6,657939–

94Brown County, ILIL6,401798–

95Stark County, ILIL5,319780–

96Calhoun County, ILIL4,300743–

97Scott County, ILIL4,866727–

98Gallatin County, ILIL4,616610–

99Pope County, ILIL3,672485–

100Hardin County, ILIL3,588394–

101Pulaski County, ILIL4,820384–

102Alexander County, ILIL4,570354–

SHOWING 1–102 OF 102

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