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 (2023 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.

WisconsinAll states All rankings

SAME RANKING BYCities States Metros

RELATEDLargest American population Highest American population share Largest Arab population Highest Arab population share Largest Egyptian population Highest Egyptian population share

YEAR2010 2020 2024

RANKPLACESTATEPOPSWISS SHAREVS 2000

01Green County, WIWI37,22718.1%–

02Lafayette County, WIWI17,4787.1%–

03Buffalo County, WIWI13,3183.7%–

04Clark County, WIWI35,0523.6%–

05Iowa County, WIWI23,9513.4%–

06Dane County, WIWI590,3751.9%–

07Sauk County, WIWI66,6521.6%–

08Rock County, WIWI166,4721.5%–

09Columbia County, WIWI58,1321.5%–

10Dunn County, WIWI46,2231.5%–

11Marquette County, WIWI15,9271.4%–

12Grant County, WIWI52,4461.3%–

13Dodge County, WIWI89,0971.2%–

14Taylor County, WIWI20,1181.2%–

15Chippewa County, WIWI67,6141.2%–

16Rusk County, WIWI14,1461.1%–

17Crawford County, WIWI15,9101.1%–

18Richland County, WIWI17,0361.1%–

19Vernon County, WIWI31,4431.0%–

20Pepin County, WIWI7,5131.0%–

21Jefferson County, WIWI86,5051.0%–

22Adams County, WIWI21,7521.0%–

23Lincoln County, WIWI28,4031.0%–

24Jackson County, WIWI20,9990.9%–

25Waukesha County, WIWI417,2100.9%–

26Sawyer County, WIWI18,8460.8%–

27Eau Claire County, WIWI109,0330.8%–

28Green Lake County, WIWI19,3050.8%–

29Vilas County, WIWI23,7610.8%–

30Marathon County, WIWI139,4320.8%–

31Trempealeau County, WIWI31,1710.8%–

32Wood County, WIWI74,0600.8%–

33Walworth County, WIWI106,1270.8%–

34Door County, WIWI30,6160.8%–

35Washington County, WIWI139,2380.8%–

36Washburn County, WIWI17,0870.8%–

37La Crosse County, WIWI121,3390.7%–

38Juneau County, WIWI26,6490.7%–

39St. Croix County, WIWI98,2760.7%–

40Barron County, WIWI46,4840.7%–

41Burnett County, WIWI17,2230.7%–

42Ashland County, WIWI16,2030.7%–

43Winnebago County, WIWI174,2180.6%–

44Waupaca County, WIWI51,4610.6%–

45Langlade County, WIWI19,5340.6%–

46Portage County, WIWI71,9430.6%–

47Monroe County, WIWI46,5720.5%–

48Fond du Lac County, WIWI104,6690.5%–

49Pierce County, WIWI43,5190.5%–

50Oconto County, WIWI40,1950.5%–

51Oneida County, WIWI38,1310.5%–

52Calumet County, WIWI53,9820.4%–

53Shawano County, WIWI41,5600.4%–

54Ozaukee County, WIWI94,3460.4%–

55Manitowoc County, WIWI81,7100.4%–

56Price County, WIWI13,9880.4%–

57Marinette County, WIWI42,5740.4%–

58Racine County, WIWI198,9190.4%–

59Iron County, WIWI6,1270.4%–

60Bayfield County, WIWI16,7870.4%–

61Waushara County, WIWI25,2230.4%–

62Outagamie County, WIWI195,8940.4%–

63Polk County, WIWI45,8030.4%–

64Sheboygan County, WIWI118,0470.4%–

65Douglas County, WIWI43,9900.3%–

66Brown County, WIWI275,8030.3%–

67Milwaukee County, WIWI924,2160.3%–

68Forest County, WIWI9,5740.3%–

69Kewaunee County, WIWI20,7580.2%–

70Kenosha County, WIWI168,4480.2%–

71Florence County, WIWI4,7480.1%–

SHOWING 1–71 OF 71

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