RANKING · 2024 ACS · 83 SHOWN OF 83

Oldest by median age, Michigan counties

Michigan counties ranked by median age of residents (2024 ACS). This list covers the 83 counties in Michigan that qualify, ranked against each other statewide. The median across all 83 is 44.2. Biggest climber in the top 100 since 2020: Clinton County, MI, up 15 places to #56.

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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

YEAR1990 2000 2010 2020 2024

RANKPLACESTATEPOPMEDIAN AGEVS 2000

01▲1Alcona County, MIMI10,55660.0+22%

02▼1Ontonagon County, MIMI5,82359.8+30%

03▲2Roscommon County, MIMI23,91457.7+22%

04▼1Keweenaw County, MIMI2,18657.1+27%

05▼1Montmorency County, MIMI9,84256.9+21%

06Presque Isle County, MIMI13,12856.1+24%

07Leelanau County, MIMI22,98255.9+31%

08▲3Iosco County, MIMI25,26653.5+21%

09▲1Iron County, MIMI11,75753.1+17%

10▼1Mackinac County, MIMI11,23653.0+24%

11▲1Schoolcraft County, MIMI8,18752.6+27%

12▼4Oscoda County, MIMI8,72352.5+20%

13▲2Cheboygan County, MIMI25,79352.2+26%

14▼1Antrim County, MIMI24,69851.8+26%

15▲1Crawford County, MIMI13,72251.6+27%

16▲1Gogebic County, MIMI14,28551.2+19%

17▲4Ogemaw County, MIMI21,12151.2+21%

18▲2Benzie County, MIMI18,56850.8+25%

19▼1Gladwin County, MIMI26,07750.7+20%

20▼6Lake County, MIMI13,18250.5+17%

21▲2Charlevoix County, MIMI26,03650.4+29%

22Manistee County, MIMI25,65650.3+21%

23▼4Arenac County, MIMI15,06850.2+25%

24▲2Menominee County, MIMI22,94149.6+23%

25▼1Huron County, MIMI30,53049.5+20%

26▼1Alger County, MIMI8,64149.1+19%

27▲2Clare County, MIMI31,54349.0+21%

28▲2Delta County, MIMI36,58248.0+19%

29▼1Alpena County, MIMI28,85347.8+18%

30▲1Mason County, MIMI29,04047.3+17%

31▲1Emmet County, MIMI33,77547.0+21%

32▲1Dickinson County, MIMI25,82746.9+17%

33▲1Baraga County, MIMI8,16946.0+18%

34▲4Cass County, MIMI51,67745.5+18%

35▲2Sanilac County, MIMI40,08345.5+20%

36▲4Tuscola County, MIMI52,68044.8+21%

37▲4Lapeer County, MIMI89,51644.7+25%

38▼11Luce County, MIMI6,33944.6+16%

39St. Clair County, MIMI160,48644.5+22%

40▼5Kalkaska County, MIMI18,69344.4+17%

41▼5Otsego County, MIMI26,08044.4+18%

42▲1Oceana County, MIMI27,17744.2+20%

43▼1Bay County, MIMI102,12343.9+14%

44▲1Osceola County, MIMI23,51643.9+17%

45▲1Livingston County, MIMI197,31543.9+21%

46▲1Grand Traverse County, MIMI96,72943.5+15%

47▼3Missaukee County, MIMI15,27443.3+15%

48Shiawassee County, MIMI67,68143.2+19%

49▲4Hillsdale County, MIMI45,73843.1+18%

50▲2Monroe County, MIMI156,00442.8+19%

51▼2Berrien County, MIMI152,44442.7+14%

52▼2Newaygo County, MIMI51,62242.7+17%

53▲1Lenawee County, MIMI97,77942.4+16%

54▼3Barry County, MIMI63,99142.3+15%

55▲2Wexford County, MIMI34,44542.2+13%

56▲15Clinton County, MIMI80,43241.8+14%

57▼1Midland County, MIMI83,75441.8+15%

58▲1Chippewa County, MIMI36,08141.6+15%

59▲2Jackson County, MIMI159,55241.5+13%

60Eaton County, MIMI109,58141.4+14%

61▼3Macomb County, MIMI886,22141.3+12%

62▲1Oakland County, MIMI1,288,33741.3+13%

63▼1Saginaw County, MIMI187,68841.2+13%

64▼9Van Buren County, MIMI76,07141.2+13%

65▲5Allegan County, MIMI123,18841.0+16%

66Branch County, MIMI45,99340.6+11%

67▼3Genesee County, MIMI401,09340.6+16%

68▼3Montcalm County, MIMI69,40640.4+13%

69▼2Calhoun County, MIMI133,40840.2+10%

70▲2Mecosta County, MIMI42,32040.0+25%

71▼2Muskegon County, MIMI177,90140.0+13%

72▲2St. Joseph County, MIMI60,96839.9+12%

73Gratiot County, MIMI41,19039.6+11%

74▼6Marquette County, MIMI68,06439.3+5%

75Ionia County, MIMI66,55739.1+19%

76Wayne County, MIMI1,769,03837.9+11%

77▲1Ottawa County, MIMI308,45936.5+13%

78▲1Kent County, MIMI675,23235.9+10%

79▼2Kalamazoo County, MIMI263,79535.0+7%

80Washtenaw County, MIMI370,21435.0+12%

81▲1Ingham County, MIMI289,70933.3+10%

82▼1Houghton County, MIMI37,84232.2−5%

83Isabella County, MIMI64,69130.1+20%

SHOWING 1–83 OF 83

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