RANKING · 2020 CENSUS · 83 SHOWN OF 83

Youngest by median age, Michigan counties · 2020

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, MIMI64,69131.7+26%

02Ingham County, MIMI289,70933.4+10%

03Houghton County, MIMI37,84233.6−1%

04Washtenaw County, MIMI370,21434.5+10%

05Kent County, MIMI675,23235.5+9%

06Ottawa County, MIMI308,45936.1+12%

07Kalamazoo County, MIMI263,79536.2+11%

08Wayne County, MIMI1,769,03837.7+11%

09Ionia County, MIMI66,55739.3+19%

10Gratiot County, MIMI41,19039.7+12%

11St. Joseph County, MIMI60,96839.7+12%

12Clinton County, MIMI80,43240.0+9%

13Mecosta County, MIMI42,32040.0+25%

14Allegan County, MIMI123,18840.3+14%

15Muskegon County, MIMI177,90140.4+14%

16Calhoun County, MIMI133,40840.5+11%

17Marquette County, MIMI68,06440.5+8%

18Branch County, MIMI45,99340.6+11%

19Genesee County, MIMI401,09340.9+17%

20Montcalm County, MIMI69,40640.9+15%

21Oakland County, MIMI1,288,33741.0+12%

22Jackson County, MIMI159,55241.3+13%

23Saginaw County, MIMI187,68841.3+14%

24Chippewa County, MIMI36,08141.4+14%

25Eaton County, MIMI109,58141.4+14%

26Macomb County, MIMI886,22141.5+12%

27Midland County, MIMI83,75442.0+16%

28Wexford County, MIMI34,44542.0+13%

29Van Buren County, MIMI76,07142.1+15%

30Hillsdale County, MIMI45,73842.3+16%

31Lenawee County, MIMI97,77942.3+16%

32Barry County, MIMI63,99142.5+15%

33Monroe County, MIMI156,00442.5+18%

34Berrien County, MIMI152,44443.0+15%

35Newaygo County, MIMI51,62243.0+18%

36Shiawassee County, MIMI67,68143.3+19%

37Livingston County, MIMI197,31543.4+20%

38Grand Traverse County, MIMI96,72943.4+15%

39Osceola County, MIMI23,51643.6+16%

40Missaukee County, MIMI15,27443.8+16%

41Oceana County, MIMI27,17743.9+19%

42Bay County, MIMI102,12344.2+15%

43Lapeer County, MIMI89,51644.4+24%

44St. Clair County, MIMI160,48644.5+22%

45Tuscola County, MIMI52,68044.5+20%

46Cass County, MIMI51,67744.8+16%

47Otsego County, MIMI26,08045.3+20%

48Sanilac County, MIMI40,08345.3+20%

49Kalkaska County, MIMI18,69345.7+20%

50Baraga County, MIMI8,16946.3+19%

51Dickinson County, MIMI25,82747.0+18%

52Emmet County, MIMI33,77547.3+22%

53Mason County, MIMI29,04047.6+18%

54Delta County, MIMI36,58247.8+18%

55Clare County, MIMI31,54348.0+19%

56Alpena County, MIMI28,85348.1+19%

57Luce County, MIMI6,33949.1+27%

58Alger County, MIMI8,64149.4+20%

59Menominee County, MIMI22,94149.4+22%

60Huron County, MIMI30,53049.6+20%

61Charlevoix County, MIMI26,03649.8+27%

62Manistee County, MIMI25,65650.4+21%

63Arenac County, MIMI15,06850.6+26%

64Benzie County, MIMI18,56850.6+24%

65Ogemaw County, MIMI21,12150.6+20%

66Gladwin County, MIMI26,07750.9+20%

67Crawford County, MIMI13,72251.0+26%

68Gogebic County, MIMI14,28551.0+19%

69Cheboygan County, MIMI25,79351.1+24%

70Lake County, MIMI13,18251.5+19%

71Antrim County, MIMI24,69852.1+27%

72Schoolcraft County, MIMI8,18752.6+27%

73Iosco County, MIMI25,26653.4+21%

74Iron County, MIMI11,75753.6+18%

75Mackinac County, MIMI11,23653.7+25%

76Oscoda County, MIMI8,72353.8+23%

77Leelanau County, MIMI22,98255.1+29%

78Presque Isle County, MIMI13,12856.1+24%

79Keweenaw County, MIMI2,18656.6+26%

80Montmorency County, MIMI9,84256.6+20%

81Roscommon County, MIMI23,91456.6+20%

82Alcona County, MIMI10,55658.2+19%

83Ontonagon County, MIMI5,82359.1+29%

SHOWING 1–83 OF 83

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