RANKING · 1990 CENSUS · 72 SHOWN OF 72

Oldest by median age, Wisconsin counties · 1990

Wisconsin counties ranked by median age of residents (1990 ACS). This list covers the 72 counties in Wisconsin that qualify, ranked against each other statewide. The median across all 72 is 34.5.

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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 –

01Vilas County, WIWI23,76143.3–

02Iron County, WIWI6,12742.5–

03Adams County, WIWI21,75240.3–

04Marquette County, WIWI15,92739.2–

05Burnett County, WIWI17,22339.1–

06Oneida County, WIWI38,13138.7–

07Waushara County, WIWI25,22338.5–

08Sawyer County, WIWI18,84638.2–

09Washburn County, WIWI17,08738.0–

10Bayfield County, WIWI16,78737.1–

11Price County, WIWI13,98836.8–

12Green Lake County, WIWI19,30536.8–

13Langlade County, WIWI19,53436.6–

14Door County, WIWI30,61636.5–

15Vernon County, WIWI31,44336.2–

16Florence County, WIWI4,74836.0–

17Trempealeau County, WIWI31,17135.7–

18Forest County, WIWI9,57435.7–

19Jackson County, WIWI20,99935.6–

20Marinette County, WIWI42,57435.6–

21Juneau County, WIWI26,64935.5–

22Shawano County, WIWI41,56035.4–

23Richland County, WIWI17,03635.3–

24Rusk County, WIWI14,14635.2–

25Columbia County, WIWI58,13235.2–

26Pepin County, WIWI7,51335.1–

27Waupaca County, WIWI51,46135.0–

28Oconto County, WIWI40,19535.0–

29Crawford County, WIWI15,91034.9–

30Buffalo County, WIWI13,31834.9–

31Lincoln County, WIWI28,40334.9–

32Douglas County, WIWI43,99034.8–

33Manitowoc County, WIWI81,71034.7–

34Polk County, WIWI45,80334.6–

35Ozaukee County, WIWI94,34634.6–

36Barron County, WIWI46,48434.5–

37Green County, WIWI37,22734.5–

38Sauk County, WIWI66,65234.2–

39Waukesha County, WIWI417,21034.1–

40Clark County, WIWI35,05233.9–

41Dodge County, WIWI89,09733.9–

42Sheboygan County, WIWI118,04733.8–

43Monroe County, WIWI46,57233.7–

44Kewaunee County, WIWI20,75833.7–

45Ashland County, WIWI16,20333.7–

46Lafayette County, WIWI17,47833.5–

47Chippewa County, WIWI67,61433.5–

48Fond du Lac County, WIWI104,66933.4–

49Iowa County, WIWI23,95133.2–

50Wood County, WIWI74,06033.2–

51Rock County, WIWI166,47233.0–

52Walworth County, WIWI106,12732.9–

53Racine County, WIWI198,91932.8–

54Jefferson County, WIWI86,50532.8–

55Marathon County, WIWI139,43232.7–

56Kenosha County, WIWI168,44832.6–

57Winnebago County, WIWI174,21832.5–

58Taylor County, WIWI20,11832.4–

59Washington County, WIWI139,23832.4–

60Milwaukee County, WIWI924,21632.4–

61St. Croix County, WIWI98,27631.7–

62Grant County, WIWI52,44631.6–

63Brown County, WIWI275,80331.5–

64Calumet County, WIWI53,98231.4–

65Outagamie County, WIWI195,89431.4–

66La Crosse County, WIWI121,33931.1–

67Dane County, WIWI590,37530.8–

68Eau Claire County, WIWI109,03330.1–

69Pierce County, WIWI43,51929.5–

70Portage County, WIWI71,94329.4–

71Dunn County, WIWI46,22328.6–

72Menominee County, WIWI4,19924.6–

SHOWING 1–72 OF 72

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