RANKING · 2020 CENSUS · 83 SHOWN OF 83

Oldest by median age, Michigan counties · 2020

Michigan counties ranked by median age of residents (2023 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

RELATEDYoungest by median age Most foreign-born residents Highest uninsured rate Most women Most men Highest disability rate

YEAR1990 2000 2010 2020 2024

RANKPLACESTATEPOPMEDIAN AGEVS 2000

01Ontonagon County, MIMI5,82359.1+29%

02Alcona County, MIMI10,55658.2+19%

03Keweenaw County, MIMI2,18656.6+26%

04Montmorency County, MIMI9,84256.6+20%

05Roscommon County, MIMI23,91456.6+20%

06Presque Isle County, MIMI13,12856.1+24%

07Leelanau County, MIMI22,98255.1+29%

08Oscoda County, MIMI8,72353.8+23%

09Mackinac County, MIMI11,23653.7+25%

10Iron County, MIMI11,75753.6+18%

11Iosco County, MIMI25,26653.4+21%

12Schoolcraft County, MIMI8,18752.6+27%

13Antrim County, MIMI24,69852.1+27%

14Lake County, MIMI13,18251.5+19%

15Cheboygan County, MIMI25,79351.1+24%

16Crawford County, MIMI13,72251.0+26%

17Gogebic County, MIMI14,28551.0+19%

18Gladwin County, MIMI26,07750.9+20%

19Arenac County, MIMI15,06850.6+26%

20Benzie County, MIMI18,56850.6+24%

21Ogemaw County, MIMI21,12150.6+20%

22Manistee County, MIMI25,65650.4+21%

23Charlevoix County, MIMI26,03649.8+27%

24Huron County, MIMI30,53049.6+20%

25Alger County, MIMI8,64149.4+20%

26Menominee County, MIMI22,94149.4+22%

27Luce County, MIMI6,33949.1+27%

28Alpena County, MIMI28,85348.1+19%

29Clare County, MIMI31,54348.0+19%

30Delta County, MIMI36,58247.8+18%

31Mason County, MIMI29,04047.6+18%

32Emmet County, MIMI33,77547.3+22%

33Dickinson County, MIMI25,82747.0+18%

34Baraga County, MIMI8,16946.3+19%

35Kalkaska County, MIMI18,69345.7+20%

36Otsego County, MIMI26,08045.3+20%

37Sanilac County, MIMI40,08345.3+20%

38Cass County, MIMI51,67744.8+16%

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

40Tuscola County, MIMI52,68044.5+20%

41Lapeer County, MIMI89,51644.4+24%

42Bay County, MIMI102,12344.2+15%

43Oceana County, MIMI27,17743.9+19%

44Missaukee County, MIMI15,27443.8+16%

45Osceola County, MIMI23,51643.6+16%

46Livingston County, MIMI197,31543.4+20%

47Grand Traverse County, MIMI96,72943.4+15%

48Shiawassee County, MIMI67,68143.3+19%

49Berrien County, MIMI152,44443.0+15%

50Newaygo County, MIMI51,62243.0+18%

51Barry County, MIMI63,99142.5+15%

52Monroe County, MIMI156,00442.5+18%

53Hillsdale County, MIMI45,73842.3+16%

54Lenawee County, MIMI97,77942.3+16%

55Van Buren County, MIMI76,07142.1+15%

56Midland County, MIMI83,75442.0+16%

57Wexford County, MIMI34,44542.0+13%

58Macomb County, MIMI886,22141.5+12%

59Chippewa County, MIMI36,08141.4+14%

60Eaton County, MIMI109,58141.4+14%

61Jackson County, MIMI159,55241.3+13%

62Saginaw County, MIMI187,68841.3+14%

63Oakland County, MIMI1,288,33741.0+12%

64Genesee County, MIMI401,09340.9+17%

65Montcalm County, MIMI69,40640.9+15%

66Branch County, MIMI45,99340.6+11%

67Calhoun County, MIMI133,40840.5+11%

68Marquette County, MIMI68,06440.5+8%

69Muskegon County, MIMI177,90140.4+14%

70Allegan County, MIMI123,18840.3+14%

71Clinton County, MIMI80,43240.0+9%

72Mecosta County, MIMI42,32040.0+25%

73Gratiot County, MIMI41,19039.7+12%

74St. Joseph County, MIMI60,96839.7+12%

75Ionia County, MIMI66,55739.3+19%

76Wayne County, MIMI1,769,03837.7+11%

77Kalamazoo County, MIMI263,79536.2+11%

78Ottawa County, MIMI308,45936.1+12%

79Kent County, MIMI675,23235.5+9%

80Washtenaw County, MIMI370,21434.5+10%

81Houghton County, MIMI37,84233.6−1%

82Ingham County, MIMI289,70933.4+10%

83Isabella County, MIMI64,69131.7+26%

SHOWING 1–83 OF 83

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