RANKING · 2025 ESTIMATES · 72 SHOWN OF 72

Most population lost, Wisconsin counties

Wisconsin counties that lost the most residents from the 2020 census to 2025, by raw count of people rather than percentage. This list covers the 72 counties in Wisconsin that qualify, ranked against each other statewide.

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SAME RANKING BYCities States Metros

YEAR2000 2010 2020 2025

RANKPLACESTATEPOPPOPULATION CHANGEVS 2000

01Milwaukee County, WIWI924,216-15,273−20%

02Kenosha County, WIWI168,448-703−103%

03Columbia County, WIWI58,132-358−105%

04Waupaca County, WIWI51,461-351−106%

05Walworth County, WIWI106,127-351−102%

06Douglas County, WIWI43,990-305−120%

07Dodge County, WIWI89,097-299−103%

08Richland County, WIWI17,036-268−167%

09Barron County, WIWI46,484-227−105%

10Crawford County, WIWI15,910-203−116%

11Wood County, WIWI74,060-147−108%

12Jackson County, WIWI20,999-146−106%

13Juneau County, WIWI26,649-69−103%

14Price County, WIWI13,988-66−130%

15Menominee County, WIWI4,199-56−108%

16Rusk County, WIWI14,146-42−116%

17Lincoln County, WIWI28,403-12−100%

18Iron County, WIWI6,127-10−101%

19Buffalo County, WIWI13,318+1−100%

20Sheboygan County, WIWI118,047+13−100%

21Langlade County, WIWI19,534+43−97%

22Green County, WIWI37,227+134−96%

23Ashland County, WIWI16,203+176−69%

24Florence County, WIWI4,748+190−62%

25Kewaunee County, WIWI20,758+195−85%

26Pepin County, WIWI7,513+195+84%

27Taylor County, WIWI20,118+205−74%

28Iowa County, WIWI23,951+242−91%

29Oneida County, WIWI38,131+286−94%

30Green Lake County, WIWI19,305+287−37%

31Monroe County, WIWI46,572+298−93%

32Marquette County, WIWI15,927+335−90%

33Manitowoc County, WIWI81,710+351−86%

34Clark County, WIWI35,052+393−79%

35Forest County, WIWI9,574+395−68%

36Trempealeau County, WIWI31,171+411−76%

37Washburn County, WIWI17,087+464−80%

38Grant County, WIWI52,446+508+53%

39Fond du Lac County, WIWI104,669+515−93%

40Door County, WIWI30,616+550−76%

41La Crosse County, WIWI121,339+555−94%

42Bayfield County, WIWI16,787+567−44%

43Shawano County, WIWI41,560+679−81%

44Burnett County, WIWI17,223+697−73%

45Marinette County, WIWI42,574+702−75%

46Waushara County, WIWI25,223+703−81%

47Vilas County, WIWI23,761+714−79%

48Vernon County, WIWI31,443+729−70%

49Sawyer County, WIWI18,846+772−62%

50Dunn County, WIWI46,223+783−80%

51Polk County, WIWI45,803+826−87%

52Lafayette County, WIWI17,478+867+1321%

53Sauk County, WIWI66,652+889−89%

54Adams County, WIWI21,752+1,098−63%

55Racine County, WIWI198,919+1,192−91%

56Oconto County, WIWI40,195+1,230−77%

57Pierce County, WIWI43,519+1,307−68%

58Chippewa County, WIWI67,614+1,317−54%

59Marathon County, WIWI139,432+1,419−86%

60Calumet County, WIWI53,982+1,540−76%

61Portage County, WIWI71,943+1,566−73%

62Jefferson County, WIWI86,505+1,605−74%

63Washington County, WIWI139,238+2,477−89%

64Winnebago County, WIWI174,218+2,488−85%

65Rock County, WIWI166,472+2,785−78%

66Ozaukee County, WIWI94,346+2,843−70%

67Eau Claire County, WIWI109,033+3,323−58%

68St. Croix County, WIWI98,276+4,740−63%

69Outagamie County, WIWI195,894+5,189−75%

70Brown County, WIWI275,803+7,063−78%

71Waukesha County, WIWI417,210+10,232−82%

72Dane County, WIWI590,375+28,871−51%

SHOWING 1–72 OF 72

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UPDATED 2026-07-15 · DATA: US CENSUS BUREAU POPULATION ESTIMATES