RANKING · 2020 CENSUS · 102 SHOWN OF 102

Highest Medicare coverage, Illinois counties · 2020

Illinois counties ranked by the share of people covered by Medicare, alone or in combination with other coverage (2020 ACS). A close proxy for retirement geography. This list covers the 102 counties in Illinois that qualify, ranked against each other statewide. The median across all 102 is 22.0%.

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

RANKPLACESTATEPOPMEDICAREVS –

01Pope County, ILIL3,67234.4%–

02Jo Daviess County, ILIL21,59430.2%–

03Hardin County, ILIL3,58828.3%–

04Henderson County, ILIL5,98427.4%–

05Carroll County, ILIL15,41927.3%–

06Alexander County, ILIL4,57027.0%–

07Johnson County, ILIL13,36326.9%–

08Gallatin County, ILIL4,61626.3%–

09Pulaski County, ILIL4,82026.3%–

10Calhoun County, ILIL4,30025.6%–

11Hancock County, ILIL16,80325.4%–

12Mason County, ILIL12,41125.2%–

13Edgar County, ILIL16,32324.8%–

14Hamilton County, ILIL7,85924.6%–

15Putnam County, ILIL5,61924.6%–

16Schuyler County, ILIL6,65724.6%–

17Stephenson County, ILIL43,22024.6%–

18Perry County, ILIL20,16024.5%–

19Marshall County, ILIL11,47324.4%–

20White County, ILIL13,25024.1%–

21Wayne County, ILIL15,88224.0%–

22Clay County, ILIL12,79323.6%–

23Montgomery County, ILIL28,07623.6%–

24Franklin County, ILIL36,91623.5%–

25Iroquois County, ILIL26,15023.4%–

26Shelby County, ILIL20,57623.4%–

27Stark County, ILIL5,31923.4%–

28Massac County, ILIL13,50223.3%–

29Wabash County, ILIL10,90723.3%–

30Pike County, ILIL14,23123.2%–

31Bureau County, ILIL32,51023.1%–

32Edwards County, ILIL5,89823.1%–

33Macoupin County, ILIL43,74823.1%–

34Fulton County, ILIL32,90123.0%–

35Knox County, ILIL47,76722.9%–

36Saline County, ILIL22,77222.8%–

37Christian County, ILIL33,44322.7%–

38Lee County, ILIL32,91422.7%–

39Randolph County, ILIL29,92122.6%–

40Crawford County, ILIL18,64822.5%–

41Fayette County, ILIL20,79022.5%–

42Mercer County, ILIL15,22922.5%–

43Union County, ILIL16,65622.5%–

44Bond County, ILIL16,95922.4%–

45Richland County, ILIL15,21922.4%–

46Washington County, ILIL13,56422.3%–

47Jefferson County, ILIL36,14722.1%–

48Livingston County, ILIL35,05722.1%–

49Macon County, ILIL99,30022.1%–

50Scott County, ILIL4,86622.1%–

51Henry County, ILIL48,09522.0%–

52Marion County, ILIL36,38222.0%–

53Whiteside County, ILIL54,12122.0%–

54Morgan County, ILIL32,51521.9%–

55Greene County, ILIL11,31321.8%–

56Williamson County, ILIL67,22521.7%–

57Clark County, ILIL15,11421.6%–

58Logan County, ILIL27,18221.5%–

59Brown County, ILIL6,40121.4%–

60Vermilion County, ILIL71,25921.4%–

61Lawrence County, ILIL13,79021.3%–

62Adams County, ILIL64,26721.3%–

63Cumberland County, ILIL10,20821.3%–

64Jasper County, ILIL9,03221.3%–

65Menard County, ILIL11,86321.2%–

66Jersey County, ILIL21,16020.8%–

67Tazewell County, ILIL130,04920.6%–

68Rock Island County, ILIL141,86920.5%–

69De Witt County, ILIL15,11820.5%–

70Piatt County, ILIL16,79120.3%–

71LaSalle County, ILIL107,77320.1%–

72Warren County, ILIL16,22220.1%–

73Ogle County, ILIL51,39920.0%–

74Winnebago County, ILIL283,67419.9%–

75Madison County, ILIL263,11019.5%–

76Sangamon County, ILIL194,17019.3%–

77Coles County, ILIL46,60719.2%–

78Clinton County, ILIL37,12819.2%–

79Cass County, ILIL12,46319.0%–

80Effingham County, ILIL34,51919.0%–

81Ford County, ILIL13,21619.0%–

82Woodford County, ILIL38,11118.7%–

83Monroe County, ILIL34,84018.5%–

84Douglas County, ILIL19,88018.5%–

85Kankakee County, ILIL105,52518.4%–

86McDonough County, ILIL25,91618.4%–

87Peoria County, ILIL178,55318.3%–

88Moultrie County, ILIL14,37118.2%–

89St. Clair County, ILIL250,70818.1%–

90Jackson County, ILIL52,50117.0%–

91Boone County, ILIL53,56816.5%–

92Cook County, ILIL5,194,62515.3%–

93DuPage County, ILIL934,29815.3%–

94McHenry County, ILIL317,75115.2%–

95Grundy County, ILIL54,05215.0%–

96Lake County, ILIL719,33914.8%–

97McLean County, ILIL171,41914.6%–

98Kane County, ILIL525,75714.1%–

99Will County, ILIL712,25313.6%–

100DeKalb County, ILIL101,83513.5%–

101Champaign County, ILIL209,97213.3%–

102Kendall County, ILIL145,47010.9%–

SHOWING 1–102 OF 102

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