RANKING · 2020 CENSUS · 39 SHOWN OF 39

Most foreign-born residents, Washington counties · 2020

Washington counties ranked by the share of residents born outside the US (2023 ACS). This list covers the 39 counties in Washington that qualify, ranked against each other statewide.

WashingtonAll states All rankings

SAME RANKING BYCities States Metros ZIP codes

RELATEDOldest by median age Youngest by median age Highest uninsured rate Most women Most men Highest disability rate

YEAR2010 2020 2024

RANKPLACESTATEPOPFOREIGN-BORNVS 2000

01Adams County, WAWA21,48824.4%–

02King County, WAWA2,344,93923.7%–

03Franklin County, WAWA102,61221.6%–

04Yakima County, WAWA259,18518.4%–

05Grant County, WAWA105,72717.5%–

06Snohomish County, WAWA870,65617.0%–

07Douglas County, WAWA46,47316.0%–

08Chelan County, WAWA81,94113.3%–

09Whitman County, WAWA48,51211.0%–

10Benton County, WAWA221,72211.0%–

11Clark County, WAWA532,11910.6%–

12Whatcom County, WAWA236,39210.0%–

13Pierce County, WAWA946,2889.9%–

14Okanogan County, WAWA45,2309.8%–

15Klickitat County, WAWA24,3319.6%–

16Skagit County, WAWA132,9759.4%–

17Walla Walla County, WAWA62,3619.4%–

18Thurston County, WAWA304,2618.3%–

19San Juan County, WAWA18,5777.8%–

20Island County, WAWA85,6577.4%–

21Kitsap County, WAWA283,3746.7%–

22Pacific County, WAWA24,3576.3%–

23Mason County, WAWA71,1656.0%–

24Columbia County, WAWA4,1415.5%–

25Spokane County, WAWA558,3445.4%–

26Clallam County, WAWA78,2025.2%–

27Wahkiakum County, WAWA4,8735.0%–

28Jefferson County, WAWA33,9704.9%–

29Lewis County, WAWA88,0624.9%–

30Kittitas County, WAWA48,8034.7%–

31Grays Harbor County, WAWA78,1444.4%–

32Skamania County, WAWA12,6694.4%–

33Cowlitz County, WAWA114,8853.9%–

34Garfield County, WAWA2,4163.9%–

35Pend Oreille County, WAWA14,4573.7%–

36Asotin County, WAWA22,5453.1%–

37Stevens County, WAWA49,6682.9%–

38Lincoln County, WAWA11,9821.7%–

39Ferry County, WAWA7,5171.5%–

SHOWING 1–39 OF 39

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UPDATED 2026-06-02 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES