RANKING · 2010 CENSUS · 72 SHOWN OF 72

Largest by population, Wisconsin counties · 2010

The most populous Wisconsin counties as of the 2010 population estimates. This list covers the 72 counties in Wisconsin that qualify, ranked against each other statewide.

WisconsinAll states All rankings

SAME RANKING BYCities States Metros ZIP codes

RELATEDFastest growing Fastest shrinking Most population gained Most population lost Most densely populated Most sparsely populated

YEAR1990 2000 2010 2020 2025

RANKPLACESTATETOTAL POPULATIONVS 2000

01Milwaukee County, WIWI947,735+1%

02Dane County, WIWI488,073+14%

03Waukesha County, WIWI389,891+8%

04Brown County, WIWI248,007+9%

05Racine County, WIWI195,408+3%

06Outagamie County, WIWI176,695+10%

07Winnebago County, WIWI166,994+7%

08Kenosha County, WIWI166,426+11%

09Rock County, WIWI160,331+5%

10Marathon County, WIWI134,063+7%

11Washington County, WIWI131,887+12%

12Sheboygan County, WIWI115,507+3%

13La Crosse County, WIWI114,638+7%

14Walworth County, WIWI102,228+9%

15Fond du Lac County, WIWI101,633+4%

16Eau Claire County, WIWI98,736+6%

17Dodge County, WIWI88,759+3%

18Ozaukee County, WIWI86,395+5%

19St. Croix County, WIWI84,345+34%

20Jefferson County, WIWI83,686+13%

21Manitowoc County, WIWI81,442−2%

22Wood County, WIWI74,749−1%

23Portage County, WIWI70,019+4%

24Chippewa County, WIWI62,415+13%

25Sauk County, WIWI61,976+12%

26Columbia County, WIWI56,833+8%

27Waupaca County, WIWI52,410+1%

28Grant County, WIWI51,208+3%

29Calumet County, WIWI48,971+21%

30Barron County, WIWI45,870+2%

31Monroe County, WIWI44,673+9%

32Polk County, WIWI44,205+7%

33Douglas County, WIWI44,159+2%

34Dunn County, WIWI43,857+10%

35Shawano County, WIWI41,949+3%

36Marinette County, WIWI41,749−4%

37Pierce County, WIWI41,019+11%

38Oconto County, WIWI37,660+6%

39Green County, WIWI36,842+9%

40Oneida County, WIWI35,998−2%

41Clark County, WIWI34,690+3%

42Vernon County, WIWI29,773+6%

43Trempealeau County, WIWI28,816+7%

44Lincoln County, WIWI28,743−3%

45Door County, WIWI27,785−1%

46Juneau County, WIWI26,664+10%

47Waushara County, WIWI24,496+6%

48Iowa County, WIWI23,687+4%

49Vilas County, WIWI21,430+2%

50Adams County, WIWI20,875+12%

51Taylor County, WIWI20,689+5%

52Kewaunee County, WIWI20,574+2%

53Jackson County, WIWI20,449+7%

54Langlade County, WIWI19,977−4%

55Green Lake County, WIWI19,051−0%

56Richland County, WIWI18,021+1%

57Lafayette County, WIWI16,836+4%

58Crawford County, WIWI16,644−3%

59Sawyer County, WIWI16,557+2%

60Ashland County, WIWI16,157−4%

61Washburn County, WIWI15,911−1%

62Burnett County, WIWI15,457−1%

63Marquette County, WIWI15,404−3%

64Bayfield County, WIWI15,014+0%

65Rusk County, WIWI14,755−4%

66Price County, WIWI14,159−11%

67Buffalo County, WIWI13,587−2%

68Forest County, WIWI9,304−7%

69Pepin County, WIWI7,469+4%

70Iron County, WIWI5,916−14%

71Florence County, WIWI4,423−13%

72Menominee County, WIWI4,232−7%

SHOWING 1–72 OF 72

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UPDATED 2026-07-15 · DATA: US CENSUS BUREAU DECENNIAL CENSUS