RANKING · 2010 CENSUS · 35 SHOWN OF 35

Highest Portuguese population share, Washington counties · 2010

Washington counties ranked by the share of all residents who are Portuguese ancestry (2010 American Community Survey). A concentration measure: Portuguese residents as a percentage of total population. This list covers the 35 counties in Washington that qualify, ranked against each other statewide. The median across all 35 is 0.3%.

Portuguese 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

RANKPLACESTATEPOPPORTUGUESE SHAREVS –

01Pend Oreille County, WAWA14,4571.2%–

02Pacific County, WAWA24,3571.1%–

03Island County, WAWA85,6570.8%–

04Clallam County, WAWA78,2020.6%–

05Clark County, WAWA532,1190.5%–

06Kitsap County, WAWA283,3740.5%–

07Cowlitz County, WAWA114,8850.5%–

08Jefferson County, WAWA33,9700.4%–

09Mason County, WAWA71,1650.4%–

10Whitman County, WAWA48,5120.4%–

11Lewis County, WAWA88,0620.4%–

12Lincoln County, WAWA11,9820.4%–

13Pierce County, WAWA946,2880.4%–

14Whatcom County, WAWA236,3920.3%–

15Grays Harbor County, WAWA78,1440.3%–

16Thurston County, WAWA304,2610.3%–

17King County, WAWA2,344,9390.3%–

18Chelan County, WAWA81,9410.3%–

19San Juan County, WAWA18,5770.3%–

20Snohomish County, WAWA870,6560.3%–

21Spokane County, WAWA558,3440.3%–

22Douglas County, WAWA46,4730.3%–

23Walla Walla County, WAWA62,3610.3%–

24Skagit County, WAWA132,9750.3%–

25Asotin County, WAWA22,5450.2%–

26Klickitat County, WAWA24,3310.2%–

27Grant County, WAWA105,7270.2%–

28Stevens County, WAWA49,6680.2%–

29Benton County, WAWA221,7220.2%–

30Yakima County, WAWA259,1850.2%–

31Franklin County, WAWA102,6120.2%–

32Kittitas County, WAWA48,8030.1%–

33Ferry County, WAWA7,5170.1%–

34Skamania County, WAWA12,6690.1%–

35Okanogan County, WAWA45,2300.0%–

SHOWING 1–35 OF 35

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