RANKING · 2020 CENSUS · 72 SHOWN OF 72

Most uninsured people, Wisconsin counties · 2020

Wisconsin counties with the most residents lacking health insurance, as of the 2020 American Community Survey. Ranked by number of people, not the uninsured rate. This list covers the 72 counties in Wisconsin that qualify, ranked against each other statewide.

WisconsinAll states All rankings

SAME RANKING BYCities States Metros

RELATEDLargest foreign-born population Most residents with a disability Largest veteran population Largest senior population Most unmarried people Most unmarried men

RANKPLACESTATEPOPUNINSURED RESIDENTSVS –

01Milwaukee County, WIWI924,21667,755–

02Dane County, WIWI590,37519,545–

03Brown County, WIWI275,80313,486–

04Waukesha County, WIWI417,21013,019–

05Kenosha County, WIWI168,44811,136–

06Racine County, WIWI198,9199,270–

07Rock County, WIWI166,4729,208–

08Outagamie County, WIWI195,8948,901–

09Marathon County, WIWI139,4328,060–

10Winnebago County, WIWI174,2187,578–

11Eau Claire County, WIWI109,0337,423–

12Clark County, WIWI35,0526,981–

13Walworth County, WIWI106,1276,614–

14La Crosse County, WIWI121,3395,084–

15Washington County, WIWI139,2384,925–

16Sheboygan County, WIWI118,0474,604–

17Vernon County, WIWI31,4434,283–

18Fond du Lac County, WIWI104,6694,211–

19Monroe County, WIWI46,5724,081–

20Sauk County, WIWI66,6524,078–

21Jefferson County, WIWI86,5053,574–

22Portage County, WIWI71,9433,459–

23Barron County, WIWI46,4843,406–

24Grant County, WIWI52,4463,336–

25St. Croix County, WIWI98,2763,320–

26Wood County, WIWI74,0603,270–

27Dodge County, WIWI89,0973,234–

28Chippewa County, WIWI67,6143,216–

29Manitowoc County, WIWI81,7103,200–

30Waupaca County, WIWI51,4613,117–

31Dunn County, WIWI46,2233,021–

32Columbia County, WIWI58,1322,935–

33Shawano County, WIWI41,5602,670–

34Douglas County, WIWI43,9902,520–

35Polk County, WIWI45,8032,518–

36Ozaukee County, WIWI94,3462,416–

37Trempealeau County, WIWI31,1712,249–

38Marinette County, WIWI42,5741,958–

39Waushara County, WIWI25,2231,763–

40Pierce County, WIWI43,5191,751–

41Oneida County, WIWI38,1311,711–

42Jackson County, WIWI20,9991,685–

43Juneau County, WIWI26,6491,662–

44Calumet County, WIWI53,9821,608–

45Green County, WIWI37,2271,601–

46Green Lake County, WIWI19,3051,548–

47Taylor County, WIWI20,1181,508–

48Oconto County, WIWI40,1951,505–

49Lafayette County, WIWI17,4781,485–

50Richland County, WIWI17,0361,479–

51Vilas County, WIWI23,7611,469–

52Sawyer County, WIWI18,8461,227–

53Menominee County, WIWI4,1991,156–

54Burnett County, WIWI17,2231,113–

55Crawford County, WIWI15,9101,073–

56Door County, WIWI30,6161,056–

57Lincoln County, WIWI28,4031,043–

58Rusk County, WIWI14,1461,035–

59Langlade County, WIWI19,5341,035–

60Marquette County, WIWI15,927939–

61Washburn County, WIWI17,087932–

62Adams County, WIWI21,752924–

63Bayfield County, WIWI16,787862–

64Kewaunee County, WIWI20,758819–

65Iowa County, WIWI23,951805–

66Forest County, WIWI9,574785–

67Ashland County, WIWI16,203767–

68Buffalo County, WIWI13,318767–

69Price County, WIWI13,988724–

70Pepin County, WIWI7,513583–

71Iron County, WIWI6,127312–

72Florence County, WIWI4,748311–

SHOWING 1–72 OF 72

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