RANKING · 2010 CENSUS · 39 SHOWN OF 39

Highest American population share, Washington counties · 2010

Washington counties ranked by the share of all residents who are American ancestry (2010 American Community Survey). A concentration measure: American 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 4.2%.

American ancestry: full group profile →

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SAME RANKING BYCities States Metros

RELATEDLargest American population Largest Arab population Highest Arab population share Largest Egyptian population Highest Egyptian population share Largest Iraqi population

YEAR2010 2020 2024

RANKPLACESTATEPOPAMERICAN SHAREVS –

01Chelan County, WAWA81,94115.0%–

02Wahkiakum County, WAWA4,8739.6%–

03Benton County, WAWA221,7227.9%–

04Lewis County, WAWA88,0627.7%–

05Pacific County, WAWA24,3577.6%–

06Asotin County, WAWA22,5457.5%–

07Columbia County, WAWA4,1417.0%–

08Walla Walla County, WAWA62,3616.6%–

09Stevens County, WAWA49,6686.1%–

10Cowlitz County, WAWA114,8855.4%–

11Clallam County, WAWA78,2025.2%–

12Douglas County, WAWA46,4735.0%–

13Skamania County, WAWA12,6695.0%–

14Mason County, WAWA71,1654.9%–

15Thurston County, WAWA304,2614.7%–

16Spokane County, WAWA558,3444.4%–

17Whatcom County, WAWA236,3924.4%–

18Clark County, WAWA532,1194.3%–

19Klickitat County, WAWA24,3314.2%–

20Jefferson County, WAWA33,9704.2%–

21Kitsap County, WAWA283,3744.2%–

22Grays Harbor County, WAWA78,1444.2%–

23Pierce County, WAWA946,2884.2%–

24Pend Oreille County, WAWA14,4574.2%–

25Whitman County, WAWA48,5124.1%–

26Island County, WAWA85,6574.0%–

27Grant County, WAWA105,7273.9%–

28Skagit County, WAWA132,9753.9%–

29Ferry County, WAWA7,5173.7%–

30Yakima County, WAWA259,1853.6%–

31Lincoln County, WAWA11,9823.6%–

32Snohomish County, WAWA870,6563.6%–

33Okanogan County, WAWA45,2303.6%–

34Garfield County, WAWA2,4163.4%–

35Kittitas County, WAWA48,8033.4%–

36Franklin County, WAWA102,6123.3%–

37King County, WAWA2,344,9392.9%–

38San Juan County, WAWA18,5772.8%–

39Adams County, WAWA21,4882.2%–

SHOWING 1–39 OF 39

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