RANKING · 2000 CENSUS · 72 SHOWN OF 72

Most densely populated, Wisconsin counties · 2000

Wisconsin counties ranked by residents per square mile (2023). This list covers the 72 counties in Wisconsin that qualify, ranked against each other statewide.

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RELATEDLargest by population Fastest growing Fastest shrinking Most sparsely populated Best broadband access Worst broadband access

YEAR1990 2000 2010 2020 2025

RANKPLACESTATEPOPPOPULATION DENSITYVS 2000

01Milwaukee County, WIWI924,2163,894+0%

02Waukesha County, WIWI417,210656+0%

03Racine County, WIWI198,919568+0%

04Kenosha County, WIWI168,448550+0%

05Brown County, WIWI275,803428+0%

06Winnebago County, WIWI174,218361+0%

07Dane County, WIWI590,375356+0%

08Ozaukee County, WIWI94,346353+0%

09Washington County, WIWI139,238273+0%

10Outagamie County, WIWI195,894252+0%

11La Crosse County, WIWI121,339237+0%

12Sheboygan County, WIWI118,047220+0%

13Rock County, WIWI166,472212+0%

14Walworth County, WIWI106,127169+0%

15Eau Claire County, WIWI109,033146+0%

16Manitowoc County, WIWI81,710141+0%

17Fond du Lac County, WIWI104,669135+0%

18Jefferson County, WIWI86,505133+0%

19Calumet County, WIWI53,982128+0%

20Dodge County, WIWI89,09798+0%

21Wood County, WIWI74,06095+0%

22St. Croix County, WIWI98,27687+0%

23Portage County, WIWI71,94384+0%

24Marathon County, WIWI139,43281+0%

25Waupaca County, WIWI51,46169+0%

26Columbia County, WIWI58,13269+0%

27Sauk County, WIWI66,65266+0%

28Pierce County, WIWI43,51964+0%

29Kewaunee County, WIWI20,75859+0%

30Door County, WIWI30,61658+0%

31Green County, WIWI37,22758+0%

32Chippewa County, WIWI67,61455+0%

33Green Lake County, WIWI19,30555+0%

34Barron County, WIWI46,48452+0%

35Dunn County, WIWI46,22347+0%

36Shawano County, WIWI41,56046+0%

37Monroe County, WIWI46,57245+0%

38Polk County, WIWI45,80345+0%

39Grant County, WIWI52,44643+0%

40Waushara County, WIWI25,22337+0%

41Trempealeau County, WIWI31,17137+0%

42Oconto County, WIWI40,19536+0%

43Vernon County, WIWI31,44335+0%

44Marquette County, WIWI15,92735+0%

45Lincoln County, WIWI28,40334+0%

46Douglas County, WIWI43,99033+0%

47Oneida County, WIWI38,13133+0%

48Juneau County, WIWI26,64932+0%

49Pepin County, WIWI7,51331+0%

50Marinette County, WIWI42,57431+0%

51Richland County, WIWI17,03631+0%

52Crawford County, WIWI15,91030+0%

53Iowa County, WIWI23,95130+0%

54Adams County, WIWI21,75229+0%

55Clark County, WIWI35,05228+0%

56Lafayette County, WIWI17,47825+0%

57Vilas County, WIWI23,76125+0%

58Langlade County, WIWI19,53424+0%

59Buffalo County, WIWI13,31820+0%

60Taylor County, WIWI20,11820+0%

61Washburn County, WIWI17,08720+0%

62Jackson County, WIWI20,99919+0%

63Burnett County, WIWI17,22319+0%

64Rusk County, WIWI14,14617+0%

65Ashland County, WIWI16,20316+0%

66Sawyer County, WIWI18,84613+0%

67Menominee County, WIWI4,19913+0%

68Price County, WIWI13,98813+0%

69Florence County, WIWI4,74810+0%

70Bayfield County, WIWI16,78710+0%

71Forest County, WIWI9,57410+0%

72Iron County, WIWI6,1279+0%

SHOWING 1–72 OF 72

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UPDATED 2026-06-02 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES