RANKING · 2020 CENSUS · 39 SHOWN OF 39

Highest Welsh population share, Washington counties · 2020

Washington counties ranked by the share of all residents who are Welsh ancestry (2020 American Community Survey). A concentration measure: Welsh residents as a percentage of total population. This list covers the 39 counties in Washington that qualify, ranked against each other statewide. The median across all 39 is 1.0%.

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 SHAREVS 2010

01Wahkiakum County, WAWA4,8733.4%+2.5 pts

02Ferry County, WAWA7,5171.9%+0.4 pts

03San Juan County, WAWA18,5771.7%−0.4 pts

04Klickitat County, WAWA24,3311.7%−1.0 pts

05Kittitas County, WAWA48,8031.6%+0.2 pts

06Douglas County, WAWA46,4731.4%+0.7 pts

07Lewis County, WAWA88,0621.3%+0.2 pts

08Jefferson County, WAWA33,9701.3%−0.1 pts

09Pend Oreille County, WAWA14,4571.3%+0.2 pts

10Skagit County, WAWA132,9751.3%0.0 pts

11Island County, WAWA85,6571.3%−0.4 pts

12Clallam County, WAWA78,2021.2%−0.3 pts

13Kitsap County, WAWA283,3741.2%+0.2 pts

14Stevens County, WAWA49,6681.2%+0.5 pts

15Walla Walla County, WAWA62,3611.2%+0.3 pts

16Benton County, WAWA221,7221.2%−0.3 pts

17Spokane County, WAWA558,3441.1%0.0 pts

18Okanogan County, WAWA45,2301.1%+0.3 pts

19Mason County, WAWA71,1651.0%−0.1 pts

20Snohomish County, WAWA870,6561.0%−0.1 pts

21Skamania County, WAWA12,6691.0%−0.5 pts

22Pacific County, WAWA24,3570.9%−0.3 pts

23Whatcom County, WAWA236,3920.9%0.0 pts

24King County, WAWA2,344,9390.9%−0.2 pts

25Clark County, WAWA532,1190.9%−0.3 pts

26Cowlitz County, WAWA114,8850.9%−0.2 pts

27Whitman County, WAWA48,5120.9%−0.3 pts

28Pierce County, WAWA946,2880.8%−0.2 pts

29Lincoln County, WAWA11,9820.8%−1.3 pts

30Thurston County, WAWA304,2610.8%−0.4 pts

31Grays Harbor County, WAWA78,1440.7%0.0 pts

32Asotin County, WAWA22,5450.7%−1.0 pts

33Chelan County, WAWA81,9410.6%−0.3 pts

34Franklin County, WAWA102,6120.5%−0.1 pts

35Grant County, WAWA105,7270.5%−0.3 pts

36Yakima County, WAWA259,1850.4%0.0 pts

37Columbia County, WAWA4,1410.3%−0.5 pts

38Garfield County, WAWA2,4160.2%−0.4 pts

39Adams County, WAWA21,4880.2%−0.1 pts

SHOWING 1–39 OF 39

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UPDATED 2026-09-11 · DATA: US CENSUS BUREAU DECENNIAL CENSUS