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.

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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

01Alcona County, MIMI10,55660.0+22%

02Ontonagon County, MIMI5,82359.8+30%

03Roscommon County, MIMI23,91457.7+22%

04Keweenaw County, MIMI2,18657.1+27%

05Montmorency County, MIMI9,84256.9+21%

06Presque Isle County, MIMI13,12856.1+24%

07Leelanau County, MIMI22,98255.9+31%

08Iosco County, MIMI25,26653.5+21%

09Iron County, MIMI11,75753.1+17%

10Mackinac County, MIMI11,23653.0+24%

11Schoolcraft County, MIMI8,18752.6+27%

12Oscoda County, MIMI8,72352.5+20%

13Cheboygan County, MIMI25,79352.2+26%

14Antrim County, MIMI24,69851.8+26%

15Crawford County, MIMI13,72251.6+27%

16Gogebic County, MIMI14,28551.2+19%

17Ogemaw County, MIMI21,12151.2+21%

18Benzie County, MIMI18,56850.8+25%

19Gladwin County, MIMI26,07750.7+20%

20Lake County, MIMI13,18250.5+17%

21Charlevoix County, MIMI26,03650.4+29%

22Manistee County, MIMI25,65650.3+21%

23Arenac County, MIMI15,06850.2+25%

24Menominee County, MIMI22,94149.6+23%

25Huron County, MIMI30,53049.5+20%

26Alger County, MIMI8,64149.1+19%

27Clare County, MIMI31,54349.0+21%

28Delta County, MIMI36,58248.0+19%

29Alpena County, MIMI28,85347.8+18%

30Mason County, MIMI29,04047.3+17%

31Emmet County, MIMI33,77547.0+21%

32Dickinson County, MIMI25,82746.9+17%

33Baraga County, MIMI8,16946.0+18%

34Cass County, MIMI51,67745.5+18%

35Sanilac County, MIMI40,08345.5+20%

36Tuscola County, MIMI52,68044.8+21%

37Lapeer County, MIMI89,51644.7+25%

38Luce County, MIMI6,33944.6+16%

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

40Kalkaska County, MIMI18,69344.4+17%

41Otsego County, MIMI26,08044.4+18%

42Oceana County, MIMI27,17744.2+20%

43Bay County, MIMI102,12343.9+14%

44Osceola County, MIMI23,51643.9+17%

45Livingston County, MIMI197,31543.9+21%

46Grand Traverse County, MIMI96,72943.5+15%

47Missaukee County, MIMI15,27443.3+15%

48Shiawassee County, MIMI67,68143.2+19%

49Hillsdale County, MIMI45,73843.1+18%

50Monroe County, MIMI156,00442.8+19%

51Berrien County, MIMI152,44442.7+14%

52Newaygo County, MIMI51,62242.7+17%

53Lenawee County, MIMI97,77942.4+16%

54Barry County, MIMI63,99142.3+15%

55Wexford County, MIMI34,44542.2+13%

56Clinton County, MIMI80,43241.8+14%

57Midland County, MIMI83,75441.8+15%

58Chippewa County, MIMI36,08141.6+15%

59Jackson County, MIMI159,55241.5+13%

60Eaton County, MIMI109,58141.4+14%

61Macomb County, MIMI886,22141.3+12%

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

63Saginaw County, MIMI187,68841.2+13%

64Van Buren County, MIMI76,07141.2+13%

65Allegan County, MIMI123,18841.0+16%

66Branch County, MIMI45,99340.6+11%

67Genesee County, MIMI401,09340.6+16%

68Montcalm County, MIMI69,40640.4+13%

69Calhoun County, MIMI133,40840.2+10%

70Mecosta County, MIMI42,32040.0+25%

71Muskegon County, MIMI177,90140.0+13%

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

73Gratiot County, MIMI41,19039.6+11%

74Marquette County, MIMI68,06439.3+5%

75Ionia County, MIMI66,55739.1+19%

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

77Ottawa County, MIMI308,45936.5+13%

78Kent County, MIMI675,23235.9+10%

79Kalamazoo County, MIMI263,79535.0+7%

80Washtenaw County, MIMI370,21435.0+12%

81Ingham County, MIMI289,70933.3+10%

82Houghton County, MIMI37,84232.2−5%

83Isabella County, MIMI64,69130.1+20%

SHOWING 1–83 OF 83

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UPDATED 2026-07-15 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES