RANKING · 2020 CENSUS · 33 SHOWN OF 33

Highest Puerto Rican population share, Washington counties · 2020

Washington counties ranked by the share of all residents who are Puerto Rican origin (2020 American Community Survey). A concentration measure: Puerto Rican residents as a percentage of total population. This list covers the 33 counties in Washington that qualify, ranked against each other statewide. The median across all 33 is 0.4%.

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 2010

01Pierce County, WAWA946,2881.2%+0.3 pts

02Thurston County, WAWA304,2610.9%+0.2 pts

03Island County, WAWA85,6570.8%+0.2 pts

04Kitsap County, WAWA283,3740.6%+0.3 pts

05Okanogan County, WAWA45,2300.6%+0.4 pts

06Grant County, WAWA105,7270.5%+0.5 pts

07Whatcom County, WAWA236,3920.5%+0.2 pts

08Skagit County, WAWA132,9750.5%+0.2 pts

09Lewis County, WAWA88,0620.5%+0.5 pts

10Walla Walla County, WAWA62,3610.5%+0.3 pts

11Snohomish County, WAWA870,6560.5%+0.1 pts

12Chelan County, WAWA81,9410.4%+0.1 pts

13Grays Harbor County, WAWA78,1440.4%+0.3 pts

14Spokane County, WAWA558,3440.4%+0.1 pts

15Douglas County, WAWA46,4730.4%+0.2 pts

16King County, WAWA2,344,9390.4%+0.1 pts

17Cowlitz County, WAWA114,8850.4%0.0 pts

18Clark County, WAWA532,1190.3%0.0 pts

19Adams County, WAWA21,4880.3%–

20Franklin County, WAWA102,6120.3%−0.1 pts

21Mason County, WAWA71,1650.3%+0.2 pts

22Clallam County, WAWA78,2020.3%0.0 pts

23Whitman County, WAWA48,5120.3%−0.1 pts

24Skamania County, WAWA12,6690.2%–

25Benton County, WAWA221,7220.2%−0.2 pts

26Jefferson County, WAWA33,9700.2%0.0 pts

27Yakima County, WAWA259,1850.2%+0.1 pts

28Kittitas County, WAWA48,8030.2%0.0 pts

29San Juan County, WAWA18,5770.1%–

30Pacific County, WAWA24,3570.1%0.0 pts

31Stevens County, WAWA49,6680.0%−0.1 pts

32Wahkiakum County, WAWA4,8730.0%–

33Klickitat County, WAWA24,3310.0%0.0 pts

SHOWING 1–33 OF 33

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