RANKING · 2020 CENSUS · 71 SHOWN OF 71

Highest Welsh population share, Wisconsin counties · 2020

Wisconsin counties ranked by the share of all residents who are Welsh ancestry (2023 American Community Survey). A concentration measure: Welsh 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

RANKPLACESTATEPOPWELSH SHAREVS 2000

01Green Lake County, WIWI19,3051.5%–

02Florence County, WIWI4,7481.3%–

03Iowa County, WIWI23,9511.1%–

04Jackson County, WIWI20,9991.0%–

05Washburn County, WIWI17,0870.9%–

06Marquette County, WIWI15,9270.9%–

07Waushara County, WIWI25,2230.8%–

08Dane County, WIWI590,3750.8%–

09Columbia County, WIWI58,1320.8%–

10Bayfield County, WIWI16,7870.8%–

11Sauk County, WIWI66,6520.8%–

12Ozaukee County, WIWI94,3460.8%–

13Waukesha County, WIWI417,2100.8%–

14Walworth County, WIWI106,1270.7%–

15Door County, WIWI30,6160.7%–

16Vilas County, WIWI23,7610.6%–

17Green County, WIWI37,2270.6%–

18Barron County, WIWI46,4840.6%–

19Rock County, WIWI166,4720.6%–

20Racine County, WIWI198,9190.6%–

21Grant County, WIWI52,4460.6%–

22Rusk County, WIWI14,1460.6%–

23Price County, WIWI13,9880.6%–

24Juneau County, WIWI26,6490.5%–

25Winnebago County, WIWI174,2180.5%–

26Washington County, WIWI139,2380.5%–

27Trempealeau County, WIWI31,1710.5%–

28Oneida County, WIWI38,1310.5%–

29Fond du Lac County, WIWI104,6690.5%–

30Portage County, WIWI71,9430.5%–

31Jefferson County, WIWI86,5050.5%–

32Lafayette County, WIWI17,4780.5%–

33Eau Claire County, WIWI109,0330.5%–

34Wood County, WIWI74,0600.5%–

35Adams County, WIWI21,7520.5%–

36Dodge County, WIWI89,0970.5%–

37Buffalo County, WIWI13,3180.5%–

38Richland County, WIWI17,0360.4%–

39St. Croix County, WIWI98,2760.4%–

40Forest County, WIWI9,5740.4%–

41La Crosse County, WIWI121,3390.4%–

42Outagamie County, WIWI195,8940.4%–

43Iron County, WIWI6,1270.4%–

44Kenosha County, WIWI168,4480.4%–

45Marathon County, WIWI139,4320.4%–

46Monroe County, WIWI46,5720.4%–

47Marinette County, WIWI42,5740.3%–

48Douglas County, WIWI43,9900.3%–

49Brown County, WIWI275,8030.3%–

50Sheboygan County, WIWI118,0470.3%–

51Oconto County, WIWI40,1950.3%–

52Chippewa County, WIWI67,6140.3%–

53Pierce County, WIWI43,5190.3%–

54Kewaunee County, WIWI20,7580.3%–

55Dunn County, WIWI46,2230.3%–

56Crawford County, WIWI15,9100.3%–

57Pepin County, WIWI7,5130.3%–

58Sawyer County, WIWI18,8460.3%–

59Milwaukee County, WIWI924,2160.3%–

60Vernon County, WIWI31,4430.3%–

61Burnett County, WIWI17,2230.2%–

62Clark County, WIWI35,0520.2%–

63Langlade County, WIWI19,5340.2%–

64Polk County, WIWI45,8030.2%–

65Waupaca County, WIWI51,4610.2%–

66Manitowoc County, WIWI81,7100.2%–

67Lincoln County, WIWI28,4030.2%–

68Shawano County, WIWI41,5600.1%–

69Calumet County, WIWI53,9820.1%–

70Ashland County, WIWI16,2030.1%–

71Taylor County, WIWI20,1180.1%–

SHOWING 1–71 OF 71

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