RANKING · 2020 CENSUS · 71 SHOWN OF 71

Largest Swiss population, Wisconsin counties · 2020

Wisconsin counties ranked by the number of residents who are Swiss ancestry, from the 2020 American Community Survey detailed-origin tables. Each list covers the full eligible universe; download the complete data as CSV. This list covers the 71 counties in Wisconsin that qualify, ranked against each other statewide.

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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 POPULATIONVS 2010

01Dane County, WIWI590,37510,572+1%

02Green County, WIWI37,2276,665−13%

03Waukesha County, WIWI417,2103,617+4%

04Milwaukee County, WIWI924,2162,696−28%

05Rock County, WIWI166,4722,507−21%

06Clark County, WIWI35,0521,257−5%

07Lafayette County, WIWI17,4781,189−25%

08Winnebago County, WIWI174,2181,092−3%

09Marathon County, WIWI139,4321,082−12%

10Dodge County, WIWI89,0971,073+12%

11Sauk County, WIWI66,6521,028−4%

12Washington County, WIWI139,2381,018−20%

13Columbia County, WIWI58,132867−3%

14La Crosse County, WIWI121,339852−23%

15Jefferson County, WIWI86,505849+10%

16Eau Claire County, WIWI109,033844−9%

17Iowa County, WIWI23,951810−31%

18Racine County, WIWI198,919807−17%

19Walworth County, WIWI106,127783−5%

20Chippewa County, WIWI67,614766+56%

21Brown County, WIWI275,803758−1%

22Outagamie County, WIWI195,894704+3%

23Dunn County, WIWI46,223664+77%

24Grant County, WIWI52,446656−27%

25St. Croix County, WIWI98,276644+9%

26Wood County, WIWI74,060559−53%

27Fond du Lac County, WIWI104,669544−1%

28Buffalo County, WIWI13,318486−11%

29Sheboygan County, WIWI118,047410−6%

30Portage County, WIWI71,943393+5%

31Ozaukee County, WIWI94,346383−44%

32Manitowoc County, WIWI81,710333+48%

33Vernon County, WIWI31,443320−27%

34Barron County, WIWI46,484313−46%

35Waupaca County, WIWI51,461308−17%

36Kenosha County, WIWI168,448297−47%

37Lincoln County, WIWI28,403265−52%

38Monroe County, WIWI46,572248−22%

39Taylor County, WIWI20,118248−21%

40Trempealeau County, WIWI31,171228−26%

41Marquette County, WIWI15,927221+53%

42Calumet County, WIWI53,982217−30%

43Pierce County, WIWI43,519216−45%

44Door County, WIWI30,616209+32%

45Adams County, WIWI21,752195+12%

46Jackson County, WIWI20,999192+67%

47Juneau County, WIWI26,649191−28%

48Oconto County, WIWI40,195190−20%

49Richland County, WIWI17,036185−22%

50Crawford County, WIWI15,910183−1%

51Vilas County, WIWI23,761177−12%

52Shawano County, WIWI41,560176+2%

53Marinette County, WIWI42,574168+22%

54Polk County, WIWI45,803163−29%

55Oneida County, WIWI38,131163−53%

56Rusk County, WIWI14,146160−1%

57Green Lake County, WIWI19,305152−6%

58Douglas County, WIWI43,990137−45%

59Sawyer County, WIWI18,846136−34%

60Washburn County, WIWI17,087118−49%

61Langlade County, WIWI19,534113+40%

62Burnett County, WIWI17,223106+93%

63Ashland County, WIWI16,203105−17%

64Waushara County, WIWI25,22394−31%

65Pepin County, WIWI7,51373−12%

66Bayfield County, WIWI16,78760−62%

67Price County, WIWI13,98856−64%

68Kewaunee County, WIWI20,75847−72%

69Forest County, WIWI9,57424+140%

70Iron County, WIWI6,12723−45%

71Florence County, WIWI4,7486+0%

SHOWING 1–71 OF 71

Download CSV (full list, 71 rows)

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