RANKING · 2010 CENSUS · 102 SHOWN OF 102

Least educated, Illinois counties · 2010

Illinois counties with the smallest share of adults 25+ holding a bachelor's degree or higher (2023 ACS). This list covers the 102 counties in Illinois that qualify, ranked against each other statewide.

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SAME RANKING BYCities States Metros ZIP codes

YEAR1990 2000 2010 2020 2024

RANKPLACESTATEPOPBACHELOR'S DEGREE OR HIGHERVS 2000

01Pope County, ILIL3,6728.3%−21%

02Alexander County, ILIL4,5709.5%+38%

03Gallatin County, ILIL4,61610.1%+31%

04Brown County, ILIL6,40110.9%+18%

05Hardin County, ILIL3,58811.0%+14%

06Lawrence County, ILIL13,79011.1%+15%

07Pulaski County, ILIL4,82011.9%+67%

08Randolph County, ILIL29,92112.0%+39%

09Christian County, ILIL33,44312.1%+15%

10Wayne County, ILIL15,88212.1%+21%

11White County, ILIL13,25012.2%+17%

12Cass County, ILIL12,46312.3%−3%

13Franklin County, ILIL36,91612.4%+9%

14Calhoun County, ILIL4,30012.5%+33%

15Pike County, ILIL14,23112.7%+28%

16Hamilton County, ILIL7,85912.7%+21%

17Johnson County, ILIL13,36312.8%+10%

18Jasper County, ILIL9,03213.0%+16%

19Cumberland County, ILIL10,20813.0%+29%

20Edwards County, ILIL5,89813.1%+34%

21Montgomery County, ILIL28,07613.3%+19%

22Fulton County, ILIL32,90113.4%+17%

23Perry County, ILIL20,16013.5%+34%

24Greene County, ILIL11,31313.5%+34%

25Livingston County, ILIL35,05713.5%+7%

26Crawford County, ILIL18,64813.5%+32%

27Marion County, ILIL36,38213.6%+12%

28Iroquois County, ILIL26,15013.7%+15%

29Vermilion County, ILIL71,25913.7%+10%

30Clay County, ILIL12,79313.8%+43%

31Moultrie County, ILIL14,37113.8%−6%

32Jefferson County, ILIL36,14714.1%+3%

33Massac County, ILIL13,50214.1%+33%

34Fayette County, ILIL20,79014.3%+58%

35Saline County, ILIL22,77214.3%+19%

36Mercer County, ILIL15,22914.5%+15%

37Shelby County, ILIL20,57614.7%+29%

38Henderson County, ILIL5,98414.9%+49%

39Douglas County, ILIL19,88014.9%+8%

40Lee County, ILIL32,91415.0%+14%

41Putnam County, ILIL5,61915.0%+24%

42Macoupin County, ILIL43,74815.0%+27%

43Stark County, ILIL5,31915.2%+14%

44Knox County, ILIL47,76715.2%+4%

45Wabash County, ILIL10,90715.3%+22%

46De Witt County, ILIL15,11815.7%+17%

47LaSalle County, ILIL107,77315.8%+19%

48Carroll County, ILIL15,41915.9%+21%

49Jersey County, ILIL21,16016.0%+27%

50Bureau County, ILIL32,51016.1%+3%

51Whiteside County, ILIL54,12116.1%+42%

52Clark County, ILIL15,11416.4%+20%

53Mason County, ILIL12,41116.5%+47%

54Edgar County, ILIL16,32316.8%+27%

55Logan County, ILIL27,18217.0%+20%

56Washington County, ILIL13,56417.1%+28%

57Marshall County, ILIL11,47317.1%+18%

58Stephenson County, ILIL43,22017.2%+10%

59Kankakee County, ILIL105,52517.4%+17%

60Schuyler County, ILIL6,65717.7%+51%

61Ford County, ILIL13,21617.8%+28%

62Union County, ILIL16,65617.8%+13%

63Ogle County, ILIL51,39917.8%+5%

64Scott County, ILIL4,86618.0%+49%

65Richland County, ILIL15,21918.1%+19%

66Grundy County, ILIL54,05218.3%+20%

67Clinton County, ILIL37,12818.9%+46%

68Hancock County, ILIL16,80319.1%+22%

69Warren County, ILIL16,22219.9%+25%

70Effingham County, ILIL34,51920.0%+32%

71Morgan County, ILIL32,51520.2%+1%

72Macon County, ILIL99,30020.5%+21%

73Henry County, ILIL48,09520.6%+31%

74Boone County, ILIL53,56820.8%+44%

75Rock Island County, ILIL141,86921.1%+23%

76Adams County, ILIL64,26721.1%+20%

77Winnebago County, ILIL283,67421.1%+9%

78Williamson County, ILIL67,22521.7%+27%

79Piatt County, ILIL16,79122.9%+9%

80Madison County, ILIL263,11023.0%+19%

81Jo Daviess County, ILIL21,59423.0%+51%

82Tazewell County, ILIL130,04923.1%+27%

83Coles County, ILIL46,60723.3%+12%

84St. Clair County, ILIL250,70823.9%+24%

85Menard County, ILIL11,86324.2%+18%

86Bond County, ILIL16,95924.7%+65%

87Monroe County, ILIL34,84024.7%+21%

88Woodford County, ILIL38,11126.0%+23%

89DeKalb County, ILIL101,83528.0%+5%

90Peoria County, ILIL178,55328.1%+20%

91Will County, ILIL712,25330.7%+20%

92Sangamon County, ILIL194,17031.0%+9%

93Kane County, ILIL525,75731.8%+15%

94McHenry County, ILIL317,75132.1%+16%

95Kendall County, ILIL145,47032.3%+28%

96McDonough County, ILIL25,91632.6%+21%

97Cook County, ILIL5,194,62533.2%+18%

98Jackson County, ILIL52,50135.4%+11%

99McLean County, ILIL171,41940.4%+12%

100Champaign County, ILIL209,97241.2%+9%

101Lake County, ILIL719,33941.3%+7%

102DuPage County, ILIL934,29845.3%+9%

SHOWING 1–102 OF 102

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UPDATED 2026-06-02 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES