RANKING · 2000 CENSUS · 83 SHOWN OF 83

Oldest by median age, Michigan counties · 2000

Michigan counties ranked by median age of residents (2000 ACS). This list covers the 83 counties in Michigan that qualify, ranked against each other statewide. The median across all 83 is 37.6.

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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 1990

01Alcona County, MIMI10,55649.0+8%

02Roscommon County, MIMI23,91447.2+6%

03Montmorency County, MIMI9,84247.0+15%

04Ontonagon County, MIMI5,82345.9+14%

05Iron County, MIMI11,75745.4+4%

06Presque Isle County, MIMI13,12845.1+17%

07Keweenaw County, MIMI2,18644.9−3%

08Iosco County, MIMI25,26644.2+36%

09Oscoda County, MIMI8,72343.7+8%

10Lake County, MIMI13,18243.1+7%

11Gogebic County, MIMI14,28542.9+8%

12Mackinac County, MIMI11,23642.8+15%

13Leelanau County, MIMI22,98242.6+17%

14Gladwin County, MIMI26,07742.3+15%

15Ogemaw County, MIMI21,12142.3+15%

16Manistee County, MIMI25,65641.5+9%

17Schoolcraft County, MIMI8,18741.4+10%

18Cheboygan County, MIMI25,79341.3+11%

19Alger County, MIMI8,64141.2+12%

20Huron County, MIMI30,53041.2+15%

21Antrim County, MIMI24,69841.1+12%

22Benzie County, MIMI18,56840.8+9%

23Crawford County, MIMI13,72240.6+17%

24Clare County, MIMI31,54340.5+12%

25Alpena County, MIMI28,85340.4+14%

26Delta County, MIMI36,58240.4+15%

27Mason County, MIMI29,04040.4+11%

28Menominee County, MIMI22,94140.4+13%

29Arenac County, MIMI15,06840.1+12%

30Dickinson County, MIMI25,82740.0+10%

31Charlevoix County, MIMI26,03639.1+13%

32Baraga County, MIMI8,16939.0+6%

33Emmet County, MIMI33,77538.9+13%

34Luce County, MIMI6,33938.6+4%

35Cass County, MIMI51,67738.5+12%

36Bay County, MIMI102,12338.4+13%

37Kalkaska County, MIMI18,69338.0+15%

38Sanilac County, MIMI40,08337.8+11%

39Missaukee County, MIMI15,27437.7+13%

40Otsego County, MIMI26,08037.7+12%

41Grand Traverse County, MIMI96,72937.7+13%

42Osceola County, MIMI23,51637.6+12%

43Marquette County, MIMI68,06437.5+22%

44Berrien County, MIMI152,44437.4+11%

45Wexford County, MIMI34,44537.3+12%

46Tuscola County, MIMI52,68037.0+12%

47Barry County, MIMI63,99136.9+9%

48Macomb County, MIMI886,22136.9+9%

49Oceana County, MIMI27,17736.9+10%

50Branch County, MIMI45,99336.7+9%

51Clinton County, MIMI80,43236.7+13%

52Oakland County, MIMI1,288,33736.7+9%

53Jackson County, MIMI159,55236.6+9%

54Van Buren County, MIMI76,07136.6+10%

55Hillsdale County, MIMI45,73836.5+12%

56Calhoun County, MIMI133,40836.4+7%

57Eaton County, MIMI109,58136.4+11%

58Lenawee County, MIMI97,77936.4+12%

59Newaygo County, MIMI51,62236.4+9%

60St. Clair County, MIMI160,48636.4+11%

61Shiawassee County, MIMI67,68136.4+12%

62Midland County, MIMI83,75436.3+12%

63Saginaw County, MIMI187,68836.3+11%

64Chippewa County, MIMI36,08136.2+13%

65Livingston County, MIMI197,31536.2+10%

66Monroe County, MIMI156,00436.0+11%

67Lapeer County, MIMI89,51635.9+13%

68Gratiot County, MIMI41,19035.6+8%

69Montcalm County, MIMI69,40635.6+10%

70St. Joseph County, MIMI60,96835.6+8%

71Muskegon County, MIMI177,90135.5+8%

72Allegan County, MIMI123,18835.2+10%

73Genesee County, MIMI401,09335.0+9%

74Wayne County, MIMI1,769,03834.0+5%

75Houghton County, MIMI37,84234.0+7%

76Ionia County, MIMI66,55732.9+10%

77Kalamazoo County, MIMI263,79532.7+5%

78Kent County, MIMI675,23232.5+5%

79Ottawa County, MIMI308,45932.3+6%

80Mecosta County, MIMI42,32031.9+24%

81Washtenaw County, MIMI370,21431.3+7%

82Ingham County, MIMI289,70930.4+7%

83Isabella County, MIMI64,69125.1+3%

SHOWING 1–83 OF 83

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UPDATED 2026-09-11 · DATA: US CENSUS BUREAU DECENNIAL CENSUS