RANKING · 2010 CENSUS · 32 SHOWN OF 32

Highest Puerto Rican population share, Washington counties · 2010

Washington counties ranked by the share of all residents who are Puerto Rican origin (2010 American Community Survey). A concentration measure: Puerto Rican residents as a percentage of total population. This list covers the 32 counties in Washington that qualify, ranked against each other statewide.

Puerto Rican Americans: full group profile →

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SAME RANKING BYCities States Metros

RELATEDLargest Mexican population Highest Mexican population share Largest Puerto Rican population Largest Cuban population Highest Cuban population share Largest Dominican population

YEAR2010 2020 2024

RANKPLACESTATEPOPPUERTO RICAN SHAREVS –

01Pierce County, WAWA946,2880.9%–

02Thurston County, WAWA304,2610.7%–

03Island County, WAWA85,6570.6%–

04Franklin County, WAWA102,6120.4%–

05Benton County, WAWA221,7220.4%–

06Snohomish County, WAWA870,6560.4%–

07Kitsap County, WAWA283,3740.4%–

08Whitman County, WAWA48,5120.4%–

09Spokane County, WAWA558,3440.3%–

10Chelan County, WAWA81,9410.3%–

11Cowlitz County, WAWA114,8850.3%–

12Whatcom County, WAWA236,3920.3%–

13Clallam County, WAWA78,2020.3%–

14Clark County, WAWA532,1190.3%–

15King County, WAWA2,344,9390.3%–

16Skagit County, WAWA132,9750.2%–

17Columbia County, WAWA4,1410.2%–

18Okanogan County, WAWA45,2300.2%–

19Douglas County, WAWA46,4730.2%–

20Jefferson County, WAWA33,9700.2%–

21Stevens County, WAWA49,6680.2%–

22Walla Walla County, WAWA62,3610.2%–

23Yakima County, WAWA259,1850.1%–

24Kittitas County, WAWA48,8030.1%–

25Lincoln County, WAWA11,9820.1%–

26Pacific County, WAWA24,3570.1%–

27Grant County, WAWA105,7270.1%–

28Mason County, WAWA71,1650.1%–

29Grays Harbor County, WAWA78,1440.1%–

30Pend Oreille County, WAWA14,4570.1%–

31Lewis County, WAWA88,0620.0%–

32Klickitat County, WAWA24,3310.0%–

SHOWING 1–32 OF 32

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UPDATED 2026-07-15 · DATA: US CENSUS BUREAU DECENNIAL CENSUS