RANKING · 2024 ACS · 83 SHOWN OF 83

Youngest by median age, Michigan counties

Michigan counties with the youngest median age (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

RELATEDOldest 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

01Isabella County, MIMI64,69130.1+20%

02Houghton County, MIMI37,84232.2−5%

03Ingham County, MIMI289,70933.3+10%

04Kalamazoo County, MIMI263,79535.0+7%

05Washtenaw County, MIMI370,21435.0+12%

06Kent County, MIMI675,23235.9+10%

07Ottawa County, MIMI308,45936.5+13%

08Wayne County, MIMI1,769,03837.9+11%

09Ionia County, MIMI66,55739.1+19%

10Marquette County, MIMI68,06439.3+5%

11Gratiot County, MIMI41,19039.6+11%

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

13Mecosta County, MIMI42,32040.0+25%

14Muskegon County, MIMI177,90140.0+13%

15Calhoun County, MIMI133,40840.2+10%

16Montcalm County, MIMI69,40640.4+13%

17Branch County, MIMI45,99340.6+11%

18Genesee County, MIMI401,09340.6+16%

19Allegan County, MIMI123,18841.0+16%

20Saginaw County, MIMI187,68841.2+13%

21Van Buren County, MIMI76,07141.2+13%

22Macomb County, MIMI886,22141.3+12%

23Oakland County, MIMI1,288,33741.3+13%

24Eaton County, MIMI109,58141.4+14%

25Jackson County, MIMI159,55241.5+13%

26Chippewa County, MIMI36,08141.6+15%

27Clinton County, MIMI80,43241.8+14%

28Midland County, MIMI83,75441.8+15%

29Wexford County, MIMI34,44542.2+13%

30Barry County, MIMI63,99142.3+15%

31Lenawee County, MIMI97,77942.4+16%

32Berrien County, MIMI152,44442.7+14%

33Newaygo County, MIMI51,62242.7+17%

34Monroe County, MIMI156,00442.8+19%

35Hillsdale County, MIMI45,73843.1+18%

36Shiawassee County, MIMI67,68143.2+19%

37Missaukee County, MIMI15,27443.3+15%

38Grand Traverse County, MIMI96,72943.5+15%

39Bay County, MIMI102,12343.9+14%

40Osceola County, MIMI23,51643.9+17%

41Livingston County, MIMI197,31543.9+21%

42Oceana County, MIMI27,17744.2+20%

43Kalkaska County, MIMI18,69344.4+17%

44Otsego County, MIMI26,08044.4+18%

45St. Clair County, MIMI160,48644.5+22%

46Luce County, MIMI6,33944.6+16%

47Lapeer County, MIMI89,51644.7+25%

48Tuscola County, MIMI52,68044.8+21%

49Cass County, MIMI51,67745.5+18%

50Sanilac County, MIMI40,08345.5+20%

51Baraga County, MIMI8,16946.0+18%

52Dickinson County, MIMI25,82746.9+17%

53Emmet County, MIMI33,77547.0+21%

54Mason County, MIMI29,04047.3+17%

55Alpena County, MIMI28,85347.8+18%

56Delta County, MIMI36,58248.0+19%

57Clare County, MIMI31,54349.0+21%

58Alger County, MIMI8,64149.1+19%

59Huron County, MIMI30,53049.5+20%

60Menominee County, MIMI22,94149.6+23%

61Arenac County, MIMI15,06850.2+25%

62Manistee County, MIMI25,65650.3+21%

63Charlevoix County, MIMI26,03650.4+29%

64Lake County, MIMI13,18250.5+17%

65Gladwin County, MIMI26,07750.7+20%

66Benzie County, MIMI18,56850.8+25%

67Gogebic County, MIMI14,28551.2+19%

68Ogemaw County, MIMI21,12151.2+21%

69Crawford County, MIMI13,72251.6+27%

70Antrim County, MIMI24,69851.8+26%

71Cheboygan County, MIMI25,79352.2+26%

72Oscoda County, MIMI8,72352.5+20%

73Schoolcraft County, MIMI8,18752.6+27%

74Mackinac County, MIMI11,23653.0+24%

75Iron County, MIMI11,75753.1+17%

76Iosco County, MIMI25,26653.5+21%

77Leelanau County, MIMI22,98255.9+31%

78Presque Isle County, MIMI13,12856.1+24%

79Montmorency County, MIMI9,84256.9+21%

80Keweenaw County, MIMI2,18657.1+27%

81Roscommon County, MIMI23,91457.7+22%

82Ontonagon County, MIMI5,82359.8+30%

83Alcona County, MIMI10,55660.0+22%

SHOWING 1–83 OF 83

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