RANKING · 2020 CENSUS · 71 SHOWN OF 71

Highest Swiss population share, Wisconsin counties · 2020

Wisconsin counties ranked by the share of all residents who are Swiss ancestry (2020 American Community Survey). A concentration measure: Swiss residents as a percentage of total population. This list covers the 71 counties in Wisconsin that qualify, ranked against each other statewide.

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SAME RANKING BYCities States Metros

YEAR2010 2020 2024

RANKPLACESTATEPOPSWISS SHAREVS 2010

01Green County, WIWI37,22718.1%−3.0 pts

02Lafayette County, WIWI17,4787.1%−2.3 pts

03Buffalo County, WIWI13,3183.7%−0.3 pts

04Clark County, WIWI35,0523.6%−0.2 pts

05Iowa County, WIWI23,9513.4%−1.5 pts

06Dane County, WIWI590,3751.9%−0.2 pts

07Sauk County, WIWI66,6521.6%−0.2 pts

08Rock County, WIWI166,4721.5%−0.4 pts

09Columbia County, WIWI58,1321.5%−0.1 pts

10Dunn County, WIWI46,2231.5%+0.6 pts

11Marquette County, WIWI15,9271.4%+0.5 pts

12Grant County, WIWI52,4461.3%−0.5 pts

13Dodge County, WIWI89,0971.2%+0.2 pts

14Taylor County, WIWI20,1181.2%−0.3 pts

15Chippewa County, WIWI67,6141.2%+0.4 pts

16Rusk County, WIWI14,1461.1%+0.1 pts

17Crawford County, WIWI15,9101.1%+0.0 pts

18Richland County, WIWI17,0361.1%−0.2 pts

19Vernon County, WIWI31,4431.0%−0.5 pts

20Pepin County, WIWI7,5131.0%−0.1 pts

21Jefferson County, WIWI86,5051.0%+0.1 pts

22Adams County, WIWI21,7521.0%+0.1 pts

23Lincoln County, WIWI28,4031.0%−0.9 pts

24Jackson County, WIWI20,9990.9%+0.4 pts

25Waukesha County, WIWI417,2100.9%−0.0 pts

26Sawyer County, WIWI18,8460.8%−0.4 pts

27Eau Claire County, WIWI109,0330.8%−0.1 pts

28Green Lake County, WIWI19,3050.8%−0.0 pts

29Vilas County, WIWI23,7610.8%−0.1 pts

30Marathon County, WIWI139,4320.8%−0.1 pts

31Trempealeau County, WIWI31,1710.8%−0.3 pts

32Wood County, WIWI74,0600.8%−0.8 pts

33Walworth County, WIWI106,1270.8%−0.1 pts

34Door County, WIWI30,6160.8%+0.2 pts

35Washington County, WIWI139,2380.8%−0.2 pts

36Washburn County, WIWI17,0870.8%−0.7 pts

37La Crosse County, WIWI121,3390.7%−0.3 pts

38Juneau County, WIWI26,6490.7%−0.3 pts

39St. Croix County, WIWI98,2760.7%+0.0 pts

40Barron County, WIWI46,4840.7%−0.6 pts

41Burnett County, WIWI17,2230.7%+0.3 pts

42Ashland County, WIWI16,2030.7%−0.1 pts

43Winnebago County, WIWI174,2180.6%−0.0 pts

44Waupaca County, WIWI51,4610.6%−0.1 pts

45Langlade County, WIWI19,5340.6%+0.2 pts

46Portage County, WIWI71,9430.6%+0.0 pts

47Monroe County, WIWI46,5720.5%−0.2 pts

48Fond du Lac County, WIWI104,6690.5%−0.0 pts

49Pierce County, WIWI43,5190.5%−0.5 pts

50Oconto County, WIWI40,1950.5%−0.1 pts

51Oneida County, WIWI38,1310.5%−0.5 pts

52Calumet County, WIWI53,9820.4%−0.2 pts

53Shawano County, WIWI41,5600.4%+0.0 pts

54Ozaukee County, WIWI94,3460.4%−0.4 pts

55Manitowoc County, WIWI81,7100.4%+0.1 pts

56Price County, WIWI13,9880.4%−0.7 pts

57Marinette County, WIWI42,5740.4%+0.1 pts

58Racine County, WIWI198,9190.4%−0.1 pts

59Iron County, WIWI6,1270.4%−0.3 pts

60Bayfield County, WIWI16,7870.4%−0.7 pts

61Waushara County, WIWI25,2230.4%−0.2 pts

62Outagamie County, WIWI195,8940.4%−0.0 pts

63Polk County, WIWI45,8030.4%−0.1 pts

64Sheboygan County, WIWI118,0470.4%−0.0 pts

65Douglas County, WIWI43,9900.3%−0.2 pts

66Brown County, WIWI275,8030.3%−0.0 pts

67Milwaukee County, WIWI924,2160.3%−0.1 pts

68Forest County, WIWI9,5740.3%+0.2 pts

69Kewaunee County, WIWI20,7580.2%−0.6 pts

70Kenosha County, WIWI168,4480.2%−0.2 pts

71Florence County, WIWI4,7480.1%+0.0 pts

SHOWING 1–71 OF 71

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UPDATED 2026-08-08 · DATA: US CENSUS BUREAU DECENNIAL CENSUS