RANKING · 2020 CENSUS · 72 SHOWN OF 72

Youngest by median age, Wisconsin counties · 2020

Wisconsin counties with the youngest median age (2023 ACS). This list covers the 72 counties in Wisconsin 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

01Menominee County, WIWI4,19934.5+25%

02Milwaukee County, WIWI924,21635.3+5%

03Eau Claire County, WIWI109,03335.6+10%

04Dane County, WIWI590,37535.7+8%

05Dunn County, WIWI46,22335.8+17%

06La Crosse County, WIWI121,33937.0+10%

07Grant County, WIWI52,44637.2+4%

08Clark County, WIWI35,05237.5+4%

09Brown County, WIWI275,80337.9+11%

10Pierce County, WIWI43,51938.0+18%

11Outagamie County, WIWI195,89438.8+13%

12Portage County, WIWI71,94338.8+18%

13Kenosha County, WIWI168,44839.0+12%

14Winnebago County, WIWI174,21839.1+10%

15Monroe County, WIWI46,57239.6+8%

16St. Croix County, WIWI98,27639.9+14%

17Trempealeau County, WIWI31,17140.1+5%

18Rock County, WIWI166,47240.3+12%

19Calumet County, WIWI53,98240.6+15%

20Lafayette County, WIWI17,47840.9+7%

21Jefferson County, WIWI86,50541.0+12%

22Walworth County, WIWI106,12741.0+17%

23Marathon County, WIWI139,43241.1+13%

24Racine County, WIWI198,91941.1+14%

25Fond du Lac County, WIWI104,66941.4+12%

26Chippewa County, WIWI67,61441.7+11%

27Sauk County, WIWI66,65241.7+12%

28Vernon County, WIWI31,44341.7+7%

29Sheboygan County, WIWI118,04741.9+14%

30Douglas County, WIWI43,99042.1+12%

31Jackson County, WIWI20,99942.5+13%

32Ashland County, WIWI16,20342.6+15%

33Taylor County, WIWI20,11842.9+15%

34Columbia County, WIWI58,13243.2+14%

35Dodge County, WIWI89,09743.3+17%

36Waukesha County, WIWI417,21043.6+14%

37Green County, WIWI37,22743.7+15%

38Kewaunee County, WIWI20,75843.8+17%

39Washington County, WIWI139,23843.8+20%

40Wood County, WIWI74,06044.3+17%

41Ozaukee County, WIWI94,34644.5+14%

42Iowa County, WIWI23,95144.5+20%

43Barron County, WIWI46,48445.1+16%

44Manitowoc County, WIWI81,71045.1+18%

45Richland County, WIWI17,03645.4+16%

46Shawano County, WIWI41,56045.7+19%

47Buffalo County, WIWI13,31846.0+17%

48Juneau County, WIWI26,64946.0+17%

49Waupaca County, WIWI51,46146.1+20%

50Pepin County, WIWI7,51346.2+19%

51Polk County, WIWI45,80346.5+20%

52Crawford County, WIWI15,91046.6+20%

53Green Lake County, WIWI19,30546.6+14%

54Oconto County, WIWI40,19547.1+21%

55Lincoln County, WIWI28,40348.9+26%

56Marinette County, WIWI42,57449.3+22%

57Forest County, WIWI9,57449.5+24%

58Langlade County, WIWI19,53449.5+22%

59Rusk County, WIWI14,14649.8+24%

60Waushara County, WIWI25,22349.9+19%

61Marquette County, WIWI15,92750.2+23%

62Sawyer County, WIWI18,84652.7+25%

63Price County, WIWI13,98852.8+27%

64Oneida County, WIWI38,13152.8+25%

65Washburn County, WIWI17,08752.9+26%

66Adams County, WIWI21,75253.8+21%

67Bayfield County, WIWI16,78754.2+29%

68Burnett County, WIWI17,22354.4+23%

69Door County, WIWI30,61654.5+27%

70Florence County, WIWI4,74855.5+32%

71Iron County, WIWI6,12756.4+25%

72Vilas County, WIWI23,76156.8+24%

SHOWING 1–72 OF 72

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