RANKING · 1990 CENSUS · 83 SHOWN OF 83

Oldest by median age, Michigan counties · 1990

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

01Keweenaw County, MIMI2,18646.1+3%

02Alcona County, MIMI10,55645.2−8%

03Roscommon County, MIMI23,91444.6−5%

04Iron County, MIMI11,75743.5−4%

05Montmorency County, MIMI9,84241.0−13%

06Oscoda County, MIMI8,72340.5−7%

07Ontonagon County, MIMI5,82340.4−12%

08Lake County, MIMI13,18240.3−6%

09Gogebic County, MIMI14,28539.9−7%

10Presque Isle County, MIMI13,12838.6−14%

11Manistee County, MIMI25,65638.2−8%

12Schoolcraft County, MIMI8,18737.5−9%

13Benzie County, MIMI18,56837.4−8%

14Mackinac County, MIMI11,23637.1−13%

15Cheboygan County, MIMI25,79337.1−10%

16Luce County, MIMI6,33937.0−4%

17Ogemaw County, MIMI21,12136.9−13%

18Gladwin County, MIMI26,07736.8−13%

19Antrim County, MIMI24,69836.8−10%

20Alger County, MIMI8,64136.8−11%

21Baraga County, MIMI8,16936.8−6%

22Leelanau County, MIMI22,98236.5−14%

23Dickinson County, MIMI25,82736.3−9%

24Mason County, MIMI29,04036.3−10%

25Clare County, MIMI31,54336.3−10%

26Menominee County, MIMI22,94135.8−11%

27Huron County, MIMI30,53035.8−13%

28Arenac County, MIMI15,06835.7−11%

29Alpena County, MIMI28,85335.3−13%

30Delta County, MIMI36,58235.2−13%

31Crawford County, MIMI13,72234.7−14%

32Charlevoix County, MIMI26,03634.6−11%

33Cass County, MIMI51,67734.5−10%

34Emmet County, MIMI33,77534.5−11%

35Sanilac County, MIMI40,08334.1−10%

36Bay County, MIMI102,12334.0−12%

37Calhoun County, MIMI133,40833.9−7%

38Macomb County, MIMI886,22133.9−8%

39Barry County, MIMI63,99133.8−8%

40Oakland County, MIMI1,288,33733.8−8%

41Branch County, MIMI45,99333.8−8%

42Berrien County, MIMI152,44433.7−10%

43Otsego County, MIMI26,08033.7−11%

44Osceola County, MIMI23,51633.5−11%

45Oceana County, MIMI27,17733.5−9%

46Jackson County, MIMI159,55233.5−9%

47Missaukee County, MIMI15,27433.5−11%

48Newaygo County, MIMI51,62233.3−8%

49Van Buren County, MIMI76,07133.3−9%

50Grand Traverse County, MIMI96,72933.3−12%

51Wexford County, MIMI34,44533.2−11%

52Kalkaska County, MIMI18,69333.2−13%

53Tuscola County, MIMI52,68032.9−11%

54Livingston County, MIMI197,31532.9−9%

55St. Clair County, MIMI160,48632.9−10%

56Eaton County, MIMI109,58132.9−10%

57St. Joseph County, MIMI60,96832.8−8%

58Gratiot County, MIMI41,19032.8−8%

59Saginaw County, MIMI187,68832.8−10%

60Muskegon County, MIMI177,90132.7−8%

61Hillsdale County, MIMI45,73832.7−10%

62Lenawee County, MIMI97,77932.6−10%

63Wayne County, MIMI1,769,03832.5−4%

64Midland County, MIMI83,75432.5−11%

65Iosco County, MIMI25,26632.4−27%

66Shiawassee County, MIMI67,68132.4−11%

67Clinton County, MIMI80,43232.4−12%

68Montcalm County, MIMI69,40632.3−9%

69Monroe County, MIMI156,00432.3−10%

70Chippewa County, MIMI36,08132.2−11%

71Genesee County, MIMI401,09332.1−8%

72Allegan County, MIMI123,18831.9−9%

73Houghton County, MIMI37,84231.9−6%

74Lapeer County, MIMI89,51631.7−12%

75Kalamazoo County, MIMI263,79531.1−5%

76Kent County, MIMI675,23230.8−5%

77Marquette County, MIMI68,06430.8−18%

78Ottawa County, MIMI308,45930.3−6%

79Ionia County, MIMI66,55729.9−9%

80Washtenaw County, MIMI370,21429.3−6%

81Ingham County, MIMI289,70928.4−6%

82Mecosta County, MIMI42,32025.7−19%

83Isabella County, MIMI64,69124.5−3%

SHOWING 1–83 OF 83

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