RANKING · 2010 CENSUS · 39 SHOWN OF 39

Highest Swiss population share, Washington counties · 2010

Washington counties ranked by the share of all residents who are Swiss ancestry (2010 American Community Survey). A concentration measure: Swiss 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 0.6%.

Swiss 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

RANKPLACESTATEPOPSWISS SHAREVS –

01Pacific County, WAWA24,3572.3%–

02Wahkiakum County, WAWA4,8731.4%–

03Kittitas County, WAWA48,8031.2%–

04San Juan County, WAWA18,5771.1%–

05Lewis County, WAWA88,0620.9%–

06Ferry County, WAWA7,5170.9%–

07Jefferson County, WAWA33,9700.9%–

08Stevens County, WAWA49,6680.8%–

09Skamania County, WAWA12,6690.8%–

10Clallam County, WAWA78,2020.8%–

11Island County, WAWA85,6570.8%–

12Walla Walla County, WAWA62,3610.8%–

13Pend Oreille County, WAWA14,4570.7%–

14Thurston County, WAWA304,2610.7%–

15Clark County, WAWA532,1190.7%–

16Skagit County, WAWA132,9750.7%–

17Whitman County, WAWA48,5120.7%–

18Pierce County, WAWA946,2880.6%–

19Columbia County, WAWA4,1410.6%–

20King County, WAWA2,344,9390.6%–

21Whatcom County, WAWA236,3920.6%–

22Asotin County, WAWA22,5450.5%–

23Spokane County, WAWA558,3440.5%–

24Adams County, WAWA21,4880.5%–

25Snohomish County, WAWA870,6560.5%–

26Kitsap County, WAWA283,3740.5%–

27Grays Harbor County, WAWA78,1440.5%–

28Cowlitz County, WAWA114,8850.5%–

29Grant County, WAWA105,7270.4%–

30Garfield County, WAWA2,4160.4%–

31Douglas County, WAWA46,4730.4%–

32Benton County, WAWA221,7220.3%–

33Mason County, WAWA71,1650.3%–

34Klickitat County, WAWA24,3310.3%–

35Chelan County, WAWA81,9410.3%–

36Franklin County, WAWA102,6120.2%–

37Okanogan County, WAWA45,2300.2%–

38Lincoln County, WAWA11,9820.2%–

39Yakima County, WAWA259,1850.2%–

SHOWING 1–39 OF 39

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