RANKING · 1990 CENSUS · 72 SHOWN OF 72

Youngest by median age, Wisconsin counties · 1990

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, WIWI4,19924.6−11%

02Dunn County, WIWI46,22328.6−7%

03Portage County, WIWI71,94329.4−11%

04Pierce County, WIWI43,51929.5−8%

05Eau Claire County, WIWI109,03330.1−7%

06Dane County, WIWI590,37530.8−7%

07La Crosse County, WIWI121,33931.1−7%

08Outagamie County, WIWI195,89431.4−9%

09Calumet County, WIWI53,98231.4−11%

10Brown County, WIWI275,80331.5−8%

11Grant County, WIWI52,44631.6−12%

12St. Croix County, WIWI98,27631.7−9%

13Milwaukee County, WIWI924,21632.4−4%

14Washington County, WIWI139,23832.4−11%

15Taylor County, WIWI20,11832.4−13%

16Winnebago County, WIWI174,21832.5−8%

17Kenosha County, WIWI168,44832.6−6%

18Marathon County, WIWI139,43232.7−10%

19Jefferson County, WIWI86,50532.8−10%

20Racine County, WIWI198,91932.8−9%

21Walworth County, WIWI106,12732.9−6%

22Rock County, WIWI166,47233.0−8%

23Wood County, WIWI74,06033.2−13%

24Iowa County, WIWI23,95133.2−10%

25Fond du Lac County, WIWI104,66933.4−9%

26Chippewa County, WIWI67,61433.5−11%

27Lafayette County, WIWI17,47833.5−12%

28Ashland County, WIWI16,20333.7−9%

29Kewaunee County, WIWI20,75833.7−10%

30Monroe County, WIWI46,57233.7−8%

31Sheboygan County, WIWI118,04733.8−8%

32Dodge County, WIWI89,09733.9−8%

33Clark County, WIWI35,05233.9−6%

34Waukesha County, WIWI417,21034.1−11%

35Sauk County, WIWI66,65234.2−8%

36Green County, WIWI37,22734.5−9%

37Barron County, WIWI46,48434.5−11%

38Ozaukee County, WIWI94,34634.6−11%

39Polk County, WIWI45,80334.6−10%

40Manitowoc County, WIWI81,71034.7−10%

41Douglas County, WIWI43,99034.8−8%

42Lincoln County, WIWI28,40334.9−10%

43Buffalo County, WIWI13,31834.9−11%

44Crawford County, WIWI15,91034.9−10%

45Oconto County, WIWI40,19535.0−10%

46Waupaca County, WIWI51,46135.0−9%

47Pepin County, WIWI7,51335.1−9%

48Columbia County, WIWI58,13235.2−7%

49Rusk County, WIWI14,14635.2−12%

50Richland County, WIWI17,03635.3−10%

51Shawano County, WIWI41,56035.4−8%

52Juneau County, WIWI26,64935.5−10%

53Marinette County, WIWI42,57435.6−12%

54Jackson County, WIWI20,99935.6−5%

55Forest County, WIWI9,57435.7−11%

56Trempealeau County, WIWI31,17135.7−7%

57Florence County, WIWI4,74836.0−14%

58Vernon County, WIWI31,44336.2−7%

59Door County, WIWI30,61636.5−15%

60Langlade County, WIWI19,53436.6−10%

61Green Lake County, WIWI19,30536.8−10%

62Price County, WIWI13,98836.8−12%

63Bayfield County, WIWI16,78737.1−12%

64Washburn County, WIWI17,08738.0−10%

65Sawyer County, WIWI18,84638.2−9%

66Waushara County, WIWI25,22338.5−9%

67Oneida County, WIWI38,13138.7−9%

68Burnett County, WIWI17,22339.1−11%

69Marquette County, WIWI15,92739.2−4%

70Adams County, WIWI21,75240.3−9%

71Iron County, WIWI6,12742.5−6%

72Vilas County, WIWI23,76143.3−5%

SHOWING 1–72 OF 72

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