RANKING · 2025 ESTIMATES · 72 SHOWN OF 72

Fastest growing, Wisconsin counties

Wisconsin counties ranked by population growth from the 2020 census to 2025. This list covers the 72 counties in Wisconsin that qualify, ranked against each other statewide.

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SAME RANKING BYCities States Metros

RELATEDLargest by population Fastest shrinking Most population gained Most population lost Most densely populated Most sparsely populated

YEAR2000 2010 2020 2025

RANKPLACESTATEPOPPOPULATION GROWTHVS 2000

01Adams County, WIWI21,752+5.3%−72%

02Lafayette County, WIWI17,478+5.2%+1276%

03Dane County, WIWI590,375+5.1%−68%

04St. Croix County, WIWI98,276+5.1%−80%

05Forest County, WIWI9,574+4.3%−70%

06Sawyer County, WIWI18,846+4.3%−70%

07Burnett County, WIWI17,223+4.2%−79%

08Florence County, WIWI4,748+4.2%−62%

09Bayfield County, WIWI16,787+3.5%−51%

10Oconto County, WIWI40,195+3.2%−82%

11Eau Claire County, WIWI109,033+3.1%−66%

12Ozaukee County, WIWI94,346+3.1%−76%

13Vilas County, WIWI23,761+3.1%−84%

14Pierce County, WIWI43,519+3.1%−75%

15Calumet County, WIWI53,982+2.9%−84%

16Waushara County, WIWI25,223+2.9%−85%

17Washburn County, WIWI17,087+2.8%−83%

18Outagamie County, WIWI195,894+2.7%−81%

19Pepin County, WIWI7,513+2.7%+79%

20Brown County, WIWI275,803+2.6%−84%

21Waukesha County, WIWI417,210+2.5%−86%

22Vernon County, WIWI31,443+2.4%−75%

23Portage County, WIWI71,943+2.2%−76%

24Marquette County, WIWI15,927+2.1%−92%

25Chippewa County, WIWI67,614+2.0%−63%

26Jefferson County, WIWI86,505+1.9%−79%

27Polk County, WIWI45,803+1.8%−90%

28Door County, WIWI30,616+1.8%−79%

29Washington County, WIWI139,238+1.8%−92%

30Dunn County, WIWI46,223+1.7%−84%

31Rock County, WIWI166,472+1.7%−81%

32Marinette County, WIWI42,574+1.7%−76%

33Shawano County, WIWI41,560+1.7%−82%

34Green Lake County, WIWI19,305+1.5%−38%

35Winnebago County, WIWI174,218+1.4%−88%

36Sauk County, WIWI66,652+1.4%−92%

37Trempealeau County, WIWI31,171+1.3%−81%

38Clark County, WIWI35,052+1.1%−81%

39Ashland County, WIWI16,203+1.1%−68%

40Taylor County, WIWI20,118+1.0%−75%

41Marathon County, WIWI139,432+1.0%−89%

42Iowa County, WIWI23,951+1.0%−92%

43Grant County, WIWI52,446+1.0%+45%

44Kewaunee County, WIWI20,758+0.9%−86%

45Oneida County, WIWI38,131+0.8%−95%

46Monroe County, WIWI46,572+0.6%−94%

47Racine County, WIWI198,919+0.6%−92%

48Fond du Lac County, WIWI104,669+0.5%−94%

49La Crosse County, WIWI121,339+0.5%−95%

50Manitowoc County, WIWI81,710+0.4%−86%

51Green County, WIWI37,227+0.4%−97%

52Langlade County, WIWI19,534+0.2%−97%

53Sheboygan County, WIWI118,047+0.0%−100%

54Buffalo County, WIWI13,318+0.0%−100%

55Lincoln County, WIWI28,403-0.0%−100%

56Iron County, WIWI6,127-0.2%−101%

57Wood County, WIWI74,060-0.2%−107%

58Juneau County, WIWI26,649-0.3%−102%

59Rusk County, WIWI14,146-0.3%−117%

60Walworth County, WIWI106,127-0.3%−101%

61Dodge County, WIWI89,097-0.3%−103%

62Kenosha County, WIWI168,448-0.4%−102%

63Price County, WIWI13,988-0.5%−133%

64Barron County, WIWI46,484-0.5%−105%

65Columbia County, WIWI58,132-0.6%−104%

66Waupaca County, WIWI51,461-0.7%−106%

67Douglas County, WIWI43,990-0.7%−119%

68Jackson County, WIWI20,999-0.7%−105%

69Crawford County, WIWI15,910-1.3%−115%

70Menominee County, WIWI4,199-1.3%−108%

71Richland County, WIWI17,036-1.5%−167%

72Milwaukee County, WIWI924,216-1.6%−18%

SHOWING 1–72 OF 72

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