RANKING · 2024 ACS · 72 SHOWN OF 72

Oldest by median age, Wisconsin counties

Wisconsin counties ranked by median age of residents (2024 ACS). This list covers the 72 counties in Wisconsin that qualify, ranked against each other statewide. The median across all 72 is 43.8. Biggest climber in the top 100 since 2020: Taylor County, WI, up 8 places to #32.

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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 2000

01▲1Iron County, WIWI6,12756.1+25%

02▲3Burnett County, WIWI17,22356.0+27%

03▲4Adams County, WIWI21,75255.7+25%

04▼3Vilas County, WIWI23,76155.7+22%

05▼2Florence County, WIWI4,74855.3+32%

06Bayfield County, WIWI16,78754.6+30%

07▼3Door County, WIWI30,61654.3+27%

08▲3Sawyer County, WIWI18,84652.8+25%

09▲1Oneida County, WIWI38,13152.7+24%

10▼2Washburn County, WIWI17,08752.7+25%

11▼2Price County, WIWI13,98852.6+26%

12Marquette County, WIWI15,92750.7+24%

13Waushara County, WIWI25,22350.2+19%

14▲1Forest County, WIWI9,57449.3+24%

15▲3Lincoln County, WIWI28,40349.3+27%

16▼2Rusk County, WIWI14,14649.2+23%

17▼1Langlade County, WIWI19,53448.7+20%

18▼1Marinette County, WIWI42,57448.7+20%

19Oconto County, WIWI40,19547.5+22%

20Crawford County, WIWI15,91047.4+22%

21▲1Polk County, WIWI45,80346.7+21%

22▲6Richland County, WIWI17,03646.6+19%

23▲2Buffalo County, WIWI13,31846.5+19%

24▼1Pepin County, WIWI7,51346.0+19%

25▲1Juneau County, WIWI26,64945.8+16%

26▲1Shawano County, WIWI41,56045.6+18%

27▼6Green Lake County, WIWI19,30545.6+11%

28▼4Waupaca County, WIWI51,46145.3+18%

29▲1Manitowoc County, WIWI81,71045.1+18%

30▼1Barron County, WIWI46,48444.9+16%

31▲3Kewaunee County, WIWI20,75844.6+19%

32▲8Taylor County, WIWI20,11844.2+18%

33▼1Iowa County, WIWI23,95144.0+19%

34▼3Ozaukee County, WIWI94,34643.9+13%

35Washington County, WIWI139,23843.8+20%

36▼3Wood County, WIWI74,06043.8+15%

37▲2Columbia County, WIWI58,13243.7+15%

38▼2Green County, WIWI37,22743.6+15%

39▼2Waukesha County, WIWI417,21043.5+14%

40▲2Jackson County, WIWI20,99943.4+15%

41Ashland County, WIWI16,20343.1+17%

42▼4Dodge County, WIWI89,09743.0+16%

43Douglas County, WIWI43,99042.7+13%

44▲1Chippewa County, WIWI67,61442.2+12%

45▲3Fond du Lac County, WIWI104,66941.9+14%

46▲1Vernon County, WIWI31,44341.9+7%

47▲7Calumet County, WIWI53,98241.7+18%

48▼4Sheboygan County, WIWI118,04741.7+13%

49▼3Sauk County, WIWI66,65241.6+12%

50▲1Jefferson County, WIWI86,50541.5+13%

51▲1Walworth County, WIWI106,12741.4+18%

52▼3Marathon County, WIWI139,43241.3+14%

53Lafayette County, WIWI17,47840.8+7%

54▼4Racine County, WIWI198,91940.5+12%

55▲2St. Croix County, WIWI98,27640.4+15%

56▼1Rock County, WIWI166,47240.3+12%

57▼1Trempealeau County, WIWI31,17139.9+4%

58Monroe County, WIWI46,57239.7+8%

59▲1Kenosha County, WIWI168,44839.4+13%

60▲1Outagamie County, WIWI195,89438.9+13%

61▲2Pierce County, WIWI43,51938.8+21%

62▼3Winnebago County, WIWI174,21838.7+9%

63▲1Brown County, WIWI275,80338.2+12%

64▼2Portage County, WIWI71,94338.0+15%

65▲2La Crosse County, WIWI121,33937.5+12%

66Grant County, WIWI52,44636.8+3%

67▼2Clark County, WIWI35,05236.7+2%

68Dunn County, WIWI46,22336.1+18%

69▲1Eau Claire County, WIWI109,03335.8+10%

70▼1Dane County, WIWI590,37535.7+8%

71Milwaukee County, WIWI924,21635.5+5%

72Menominee County, WIWI4,19934.3+24%

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UPDATED 2026-09-11 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES