RANKING · 2024 ACS · 88 SHOWN OF 88

Oldest by median age, Ohio counties

Ohio counties ranked by median age of residents (2024 ACS). This list covers the 88 counties in Ohio that qualify, ranked against each other statewide. The median across all 88 is 41.3. Biggest climber in the top 100 since 2020: Noble County, OH, up 63 places to #1.

Flip the list · Youngest by median age, US counties →

OhioAll states All rankings

SAME RANKING BYCities States Metros ZIP codes

YEAR1990 2000 2010 2020 2024

RANKPLACESTATEPOPMEDIAN AGEVS 2000

01▲63Noble County, OHOH14,27653.4+50%

02▼1Ottawa County, OHOH39,48150.6+23%

03▼1Monroe County, OHOH12,99446.3+13%

04Carroll County, OHOH26,47545.6+18%

05▼2Harrison County, OHOH14,07045.5+11%

06▼1Erie County, OHOH73,29645.3+15%

07▼1Geauga County, OHOH95,67645.0+16%

08▲1Columbiana County, OHOH99,37744.6+16%

09▼2Morgan County, OHOH13,62644.6+15%

10▲3Jefferson County, OHOH63,59744.3+6%

11▼3Belmont County, OHOH64,43444.1+8%

12Meigs County, OHOH21,58744.1+14%

13▼2Lake County, OHOH232,21744.1+14%

14▲1Washington County, OHOH58,38944.0+13%

15▲4Vinton County, OHOH12,64544.0+24%

16▼6Trumbull County, OHOH198,97243.7+12%

17▼3Crawford County, OHOH41,89643.4+14%

18Hocking County, OHOH27,51243.4+15%

19▲7Medina County, OHOH185,02543.3+18%

20▲1Preble County, OHOH40,66443.3+15%

21▼5Mahoning County, OHOH224,70643.2+9%

22▲6Morrow County, OHOH36,30543.2+18%

23▼6Ashtabula County, OHOH96,71343.0+14%

24▼2Guernsey County, OHOH38,37942.9+14%

25▼1Brown County, OHOH44,39742.5+20%

26▼3Sandusky County, OHOH58,65542.5+14%

27▲7Adams County, OHOH27,86542.1+16%

28▲2Lorain County, OHOH323,21942.1+15%

29▼4Lawrence County, OHOH55,71041.9+11%

30▼3Logan County, OHOH46,30241.9+14%

31Darke County, OHOH51,52041.8+12%

32▲3Stark County, OHOH373,77141.8+9%

33▼4Champaign County, OHOH38,82041.7+13%

34▲18Pike County, OHOH27,06141.7+18%

35▼15Wyandot County, OHOH21,56741.7+11%

36▼4Henry County, OHOH27,59841.6+14%

37▼4Williams County, OHOH36,54941.6+13%

38▲20Van Wert County, OHOH29,01341.6+11%

39▼2Fulton County, OHOH41,85341.5+15%

40▲14Madison County, OHOH46,98541.5+16%

41▲2Gallia County, OHOH29,07241.4+11%

42▼2Summit County, OHOH538,37641.4+11%

43▲7Coshocton County, OHOH37,18841.3+9%

44▲4Miami County, OHOH112,63441.3+10%

45▲12Perry County, OHOH35,91841.3+18%

46▼5Ashland County, OHOH52,52341.2+13%

47▼11Clark County, OHOH135,34041.2+10%

48▼4Defiance County, OHOH38,29241.1+13%

49▼4Ross County, OHOH76,42941.1+11%

50▲3Scioto County, OHOH71,36541.1+12%

51▼12Tuscarawas County, OHOH92,37341.1+8%

52▼6Auglaize County, OHOH45,90941.0+12%

53▼6Highland County, OHOH43,82341.0+14%

54▼5Paulding County, OHOH18,72741.0+12%

55▼17Richland County, OHOH124,89340.9+8%

56▲5Clermont County, OHOH216,97740.8+17%

57▲2Clinton County, OHOH42,30140.8+16%

58▲11Putnam County, OHOH34,38040.6+16%

59▲4Cuyahoga County, OHOH1,232,92540.4+8%

60▼4Muskingum County, OHOH87,01440.3+10%

61▲9Shelby County, OHOH48,06540.3+16%

62▲3Licking County, OHOH185,56440.3+10%

63▼1Seneca County, OHOH54,52240.2+11%

64▲12Delaware County, OHOH242,03240.1+14%

65▼10Huron County, OHOH58,25040.1+15%

66▼15Marion County, OHOH65,11540.1+8%

67▲4Warren County, OHOH257,18140.1+14%

68▼8Jackson County, OHOH32,81740.0+10%

69▼27Fayette County, OHOH28,55239.9+6%

70▼2Allen County, OHOH100,88139.7+9%

71▲1Portage County, OHOH163,40439.6+15%

72▼5Pickaway County, OHOH62,97839.6+10%

73Fairfield County, OHOH169,75239.5+9%

74▼8Hancock County, OHOH75,03439.5+10%

75▼1Knox County, OHOH64,00239.4+8%

76▲1Mercer County, OHOH42,73739.4+10%

77▲1Wayne County, OHOH116,75838.9+10%

78▼3Montgomery County, OHOH539,59838.8+7%

79▲1Greene County, OHOH174,32238.7+9%

80▼1Lucas County, OHOH423,34738.5+10%

81Union County, OHOH73,44638.5+12%

82Butler County, OHOH400,12837.2+9%

83▲1Hamilton County, OHOH838,41836.9+4%

84▲1Wood County, OHOH134,17636.2+11%

85▼2Hardin County, OHOH30,07235.2+6%

86Franklin County, OHOH1,361,53634.8+7%

87▲1Athens County, OHOH63,19733.2+29%

88▼1Holmes County, OHOH44,97032.7+17%

SHOWING 1–88 OF 88

Download CSV (full list, 88 rows)

UPDATED 2026-09-11 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES