RANKING · 2020 CENSUS · 71 SHOWN OF 71

Largest Scotch-Irish population, Wisconsin counties · 2020

Wisconsin counties ranked by the number of residents who are Scotch-Irish ancestry, from the 2023 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.

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

RANKPLACESTATEPOPSCOTCH-IRISH POPULATIONVS 2000

01Dane County, WIWI590,3753,838–

02Milwaukee County, WIWI924,2162,604–

03Waukesha County, WIWI417,2101,919–

04Rock County, WIWI166,472816–

05Kenosha County, WIWI168,448765–

06Brown County, WIWI275,803750–

07Winnebago County, WIWI174,218723–

08Racine County, WIWI198,919710–

09La Crosse County, WIWI121,339611–

10Walworth County, WIWI106,127549–

11St. Croix County, WIWI98,276500–

12Sheboygan County, WIWI118,047419–

13Jefferson County, WIWI86,505414–

14Marathon County, WIWI139,432411–

15Washington County, WIWI139,238371–

16Manitowoc County, WIWI81,710362–

17Douglas County, WIWI43,990326–

18Wood County, WIWI74,060297–

19Sauk County, WIWI66,652292–

20Columbia County, WIWI58,132278–

21Eau Claire County, WIWI109,033277–

22Portage County, WIWI71,943276–

23Outagamie County, WIWI195,894269–

24Fond du Lac County, WIWI104,669258–

25Chippewa County, WIWI67,614252–

26Ozaukee County, WIWI94,346246–

27Dunn County, WIWI46,223239–

28Vernon County, WIWI31,443230–

29Langlade County, WIWI19,534226–

30Door County, WIWI30,616208–

31Dodge County, WIWI89,097199–

32Monroe County, WIWI46,572182–

33Grant County, WIWI52,446171–

34Oneida County, WIWI38,131171–

35Barron County, WIWI46,484167–

36Polk County, WIWI45,803162–

37Waupaca County, WIWI51,461150–

38Richland County, WIWI17,036147–

39Pierce County, WIWI43,519141–

40Burnett County, WIWI17,223139–

41Jackson County, WIWI20,999134–

42Shawano County, WIWI41,560130–

43Ashland County, WIWI16,203123–

44Vilas County, WIWI23,761122–

45Lincoln County, WIWI28,403120–

46Washburn County, WIWI17,087120–

47Green County, WIWI37,227115–

48Juneau County, WIWI26,649109–

49Oconto County, WIWI40,195108–

50Iowa County, WIWI23,951107–

51Marinette County, WIWI42,574107–

52Adams County, WIWI21,752105–

53Bayfield County, WIWI16,787105–

54Calumet County, WIWI53,982103–

55Crawford County, WIWI15,91093–

56Price County, WIWI13,98888–

57Rusk County, WIWI14,14685–

58Waushara County, WIWI25,22383–

59Clark County, WIWI35,05279–

60Marquette County, WIWI15,92773–

61Sawyer County, WIWI18,84668–

62Green Lake County, WIWI19,30565–

63Forest County, WIWI9,57449–

64Trempealeau County, WIWI31,17149–

65Taylor County, WIWI20,11848–

66Lafayette County, WIWI17,47846–

67Buffalo County, WIWI13,31840–

68Kewaunee County, WIWI20,75831–

69Iron County, WIWI6,12730–

70Pepin County, WIWI7,51321–

71Florence County, WIWI4,7488–

SHOWING 1–71 OF 71

Download CSV (full list, 71 rows)

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