RANKING · 1990 CENSUS · 88 SHOWN OF 88

Least educated, Ohio counties · 1990

Ohio counties with the smallest share of adults 25+ holding a bachelor's degree or higher (1990 ACS). This list covers the 88 counties in Ohio 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 –

01Vinton County, OHOH12,6454.8%–

02Adams County, OHOH27,8655.2%–

03Noble County, OHOH14,2765.6%–

04Perry County, OHOH35,9185.8%–

05Holmes County, OHOH44,9706.6%–

06Monroe County, OHOH12,9946.8%–

07Paulding County, OHOH18,7276.9%–

08Harrison County, OHOH14,0707.0%–

09Preble County, OHOH40,6647.0%–

10Morrow County, OHOH36,3057.2%–

11Meigs County, OHOH21,5877.3%–

12Morgan County, OHOH13,6267.4%–

13Brown County, OHOH44,3977.4%–

14Jackson County, OHOH32,8177.9%–

15Carroll County, OHOH26,4757.9%–

16Pike County, OHOH27,0618.0%–

17Coshocton County, OHOH37,1888.1%–

18Hocking County, OHOH27,5128.1%–

19Highland County, OHOH43,8238.2%–

20Lawrence County, OHOH55,7108.2%–

21Fayette County, OHOH28,5528.5%–

22Scioto County, OHOH71,3658.5%–

23Columbiana County, OHOH99,3778.5%–

24Mercer County, OHOH42,7378.6%–

25Wyandot County, OHOH21,5678.7%–

26Putnam County, OHOH34,3808.8%–

27Darke County, OHOH51,5208.8%–

28Jefferson County, OHOH63,5978.8%–

29Logan County, OHOH46,3028.9%–

30Williams County, OHOH36,5498.9%–

31Madison County, OHOH46,9859.0%–

32Ashtabula County, OHOH96,7139.0%–

33Pickaway County, OHOH62,9789.0%–

34Belmont County, OHOH64,4349.0%–

35Tuscarawas County, OHOH92,3739.0%–

36Guernsey County, OHOH38,3799.2%–

37Ross County, OHOH76,4299.2%–

38Van Wert County, OHOH29,0139.3%–

39Crawford County, OHOH41,8969.3%–

40Huron County, OHOH58,2509.4%–

41Champaign County, OHOH38,8209.7%–

42Auglaize County, OHOH45,9099.8%–

43Marion County, OHOH65,1159.9%–

44Muskingum County, OHOH87,01410.1%–

45Seneca County, OHOH54,52210.1%–

46Fulton County, OHOH41,85310.3%–

47Henry County, OHOH27,59810.3%–

48Sandusky County, OHOH58,65510.7%–

49Gallia County, OHOH29,07210.9%–

50Shelby County, OHOH48,06511.2%–

51Allen County, OHOH100,88111.4%–

52Trumbull County, OHOH198,97211.4%–

53Richland County, OHOH124,89311.6%–

54Clinton County, OHOH42,30111.6%–

55Hardin County, OHOH30,07211.6%–

56Union County, OHOH73,44612.0%–

57Clark County, OHOH135,34012.2%–

58Lorain County, OHOH323,21912.3%–

59Defiance County, OHOH38,29212.5%–

60Knox County, OHOH64,00212.8%–

61Licking County, OHOH185,56413.0%–

62Ashland County, OHOH52,52313.0%–

63Washington County, OHOH58,38913.2%–

64Ottawa County, OHOH39,48113.5%–

65Erie County, OHOH73,29613.8%–

66Wayne County, OHOH116,75813.9%–

67Mahoning County, OHOH224,70614.0%–

68Miami County, OHOH112,63414.1%–

69Stark County, OHOH373,77114.3%–

70Clermont County, OHOH216,97714.5%–

71Fairfield County, OHOH169,75215.5%–

72Lucas County, OHOH423,34717.0%–

73Lake County, OHOH232,21717.5%–

74Portage County, OHOH163,40417.6%–

75Medina County, OHOH185,02518.0%–

76Warren County, OHOH257,18118.0%–

77Butler County, OHOH400,12818.7%–

78Hancock County, OHOH75,03418.7%–

79Summit County, OHOH538,37619.7%–

80Montgomery County, OHOH539,59820.0%–

81Cuyahoga County, OHOH1,232,92520.1%–

82Wood County, OHOH134,17621.9%–

83Athens County, OHOH63,19723.4%–

84Hamilton County, OHOH838,41823.7%–

85Geauga County, OHOH95,67625.9%–

86Greene County, OHOH174,32226.0%–

87Delaware County, OHOH242,03226.4%–

88Franklin County, OHOH1,361,53626.6%–

SHOWING 1–88 OF 88

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