RANKING · 2010 CENSUS · 71 SHOWN OF 71

Highest Welsh population share, Wisconsin counties · 2010

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

01Iowa County, WIWI23,9511.2%–

02Columbia County, WIWI58,1321.0%–

03Waushara County, WIWI25,2231.0%–

04Green Lake County, WIWI19,3050.9%–

05Dane County, WIWI590,3750.9%–

06Vilas County, WIWI23,7610.9%–

07Winnebago County, WIWI174,2180.8%–

08Richland County, WIWI17,0360.8%–

09Door County, WIWI30,6160.8%–

10Marquette County, WIWI15,9270.8%–

11Crawford County, WIWI15,9100.7%–

12La Crosse County, WIWI121,3390.7%–

13Adams County, WIWI21,7520.7%–

14Waukesha County, WIWI417,2100.7%–

15Lafayette County, WIWI17,4780.7%–

16Green County, WIWI37,2270.7%–

17Rock County, WIWI166,4720.7%–

18Jefferson County, WIWI86,5050.6%–

19Pierce County, WIWI43,5190.6%–

20Douglas County, WIWI43,9900.6%–

21Bayfield County, WIWI16,7870.6%–

22Sauk County, WIWI66,6520.6%–

23Ashland County, WIWI16,2030.5%–

24Eau Claire County, WIWI109,0330.5%–

25Iron County, WIWI6,1270.5%–

26Dodge County, WIWI89,0970.5%–

27Oneida County, WIWI38,1310.5%–

28Ozaukee County, WIWI94,3460.5%–

29Kenosha County, WIWI168,4480.5%–

30Walworth County, WIWI106,1270.5%–

31Monroe County, WIWI46,5720.4%–

32Waupaca County, WIWI51,4610.4%–

33Racine County, WIWI198,9190.4%–

34Wood County, WIWI74,0600.4%–

35Juneau County, WIWI26,6490.4%–

36Washburn County, WIWI17,0870.4%–

37St. Croix County, WIWI98,2760.4%–

38Price County, WIWI13,9880.4%–

39Chippewa County, WIWI67,6140.4%–

40Barron County, WIWI46,4840.4%–

41Outagamie County, WIWI195,8940.4%–

42Fond du Lac County, WIWI104,6690.4%–

43Sheboygan County, WIWI118,0470.4%–

44Washington County, WIWI139,2380.4%–

45Polk County, WIWI45,8030.4%–

46Lincoln County, WIWI28,4030.3%–

47Marathon County, WIWI139,4320.3%–

48Rusk County, WIWI14,1460.3%–

49Milwaukee County, WIWI924,2160.3%–

50Portage County, WIWI71,9430.3%–

51Vernon County, WIWI31,4430.3%–

52Calumet County, WIWI53,9820.3%–

53Grant County, WIWI52,4460.3%–

54Manitowoc County, WIWI81,7100.3%–

55Brown County, WIWI275,8030.3%–

56Shawano County, WIWI41,5600.3%–

57Taylor County, WIWI20,1180.3%–

58Langlade County, WIWI19,5340.2%–

59Dunn County, WIWI46,2230.2%–

60Burnett County, WIWI17,2230.2%–

61Florence County, WIWI4,7480.2%–

62Sawyer County, WIWI18,8460.2%–

63Jackson County, WIWI20,9990.2%–

64Oconto County, WIWI40,1950.2%–

65Clark County, WIWI35,0520.2%–

66Marinette County, WIWI42,5740.2%–

67Forest County, WIWI9,5740.2%–

68Buffalo County, WIWI13,3180.1%–

69Kewaunee County, WIWI20,7580.1%–

70Trempealeau County, WIWI31,1710.1%–

71Pepin County, WIWI7,5130.0%–

SHOWING 1–71 OF 71

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