RANKING · 2020 CENSUS · 71 SHOWN OF 71

Largest Welsh population, Wisconsin counties · 2020

Wisconsin counties ranked by the number of residents who are Welsh 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.

Welsh Americans: full group profile →

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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

RANKPLACESTATEPOPWELSH POPULATIONVS 2010

01Dane County, WIWI590,3754,385+1%

02Waukesha County, WIWI417,2103,065+11%

03Milwaukee County, WIWI924,2162,565−17%

04Racine County, WIWI198,9191,152+35%

05Rock County, WIWI166,472995−5%

06Winnebago County, WIWI174,218928−34%

07Brown County, WIWI275,803814+16%

08Outagamie County, WIWI195,894774+12%

09Walworth County, WIWI106,127736+61%

10Washington County, WIWI139,238731+50%

11Ozaukee County, WIWI94,346688+69%

12Kenosha County, WIWI168,448663−14%

13Fond du Lac County, WIWI104,669539+39%

14Eau Claire County, WIWI109,033505+0%

15Sauk County, WIWI66,652499+48%

16La Crosse County, WIWI121,339490−40%

17Marathon County, WIWI139,432482+7%

18Columbia County, WIWI58,132458−20%

19Jefferson County, WIWI86,505441−17%

20St. Croix County, WIWI98,276398+14%

21Dodge County, WIWI89,097395−12%

22Portage County, WIWI71,943369+64%

23Wood County, WIWI74,060352+8%

24Sheboygan County, WIWI118,047349−21%

25Grant County, WIWI52,446301+91%

26Green Lake County, WIWI19,305285+57%

27Barron County, WIWI46,484284+54%

28Iowa County, WIWI23,951249−12%

29Green County, WIWI37,227235−4%

30Jackson County, WIWI20,999207+381%

31Waushara County, WIWI25,223200−17%

32Chippewa County, WIWI67,614192−23%

33Oneida County, WIWI38,131187+5%

34Door County, WIWI30,616180−20%

35Monroe County, WIWI46,572162−18%

36Trempealeau County, WIWI31,171159+330%

37Manitowoc County, WIWI81,710156−39%

38Juneau County, WIWI26,649146+27%

39Washburn County, WIWI17,087142+109%

40Vilas County, WIWI23,761141−25%

41Douglas County, WIWI43,990137−46%

42Marquette County, WIWI15,927134+11%

43Dunn County, WIWI46,223131+26%

44Marinette County, WIWI42,574128+75%

45Pierce County, WIWI43,519126−48%

46Bayfield County, WIWI16,787119+42%

47Oconto County, WIWI40,195114+54%

48Waupaca County, WIWI51,461101−57%

49Adams County, WIWI21,75296−36%

50Polk County, WIWI45,80393−41%

51Lafayette County, WIWI17,47884−27%

52Rusk County, WIWI14,14681+62%

53Vernon County, WIWI31,44379−17%

54Richland County, WIWI17,03678−49%

55Price County, WIWI13,98875+25%

56Clark County, WIWI35,05275+17%

57Calumet County, WIWI53,98265−57%

58Kewaunee County, WIWI20,75860+100%

59Buffalo County, WIWI13,31859+195%

60Shawano County, WIWI41,56055−48%

61Florence County, WIWI4,74854+440%

62Lincoln County, WIWI28,40349−51%

63Crawford County, WIWI15,91045−63%

64Sawyer County, WIWI18,84645+25%

65Langlade County, WIWI19,53441−18%

66Forest County, WIWI9,57439+144%

67Burnett County, WIWI17,22334−8%

68Iron County, WIWI6,12723−26%

69Pepin County, WIWI7,51320+567%

70Taylor County, WIWI20,11818−65%

71Ashland County, WIWI16,20317−80%

SHOWING 1–71 OF 71

Download CSV (full list, 71 rows)

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