RANKING · 2010 CENSUS · 16 SHOWN OF 16

Largest Costa Rican population, Washington counties · 2010

Washington counties ranked by the number of residents who are Costa Rican origin, from the 2023 American Community Survey detailed-origin tables. Each list covers the full eligible universe; download the complete data as CSV. This list covers the 16 counties in Washington that qualify, ranked against each other statewide.

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SAME RANKING BYCities States Metros

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

YEAR2010 2020 2024

Largest Costa Rican population by state

RANKPLACESTATEPOPCOSTA RICAN POPULATIONVS 2000

01King County, WAWA2,344,939655–

02Clark County, WAWA532,119217–

03Snohomish County, WAWA870,656128–

04Pierce County, WAWA946,28870–

05Spokane County, WAWA558,34470–

06Kitsap County, WAWA283,37446–

07Clallam County, WAWA78,20232–

08Grant County, WAWA105,72715–

09Thurston County, WAWA304,26113–

10Benton County, WAWA221,72211–

11Yakima County, WAWA259,18510–

12Grays Harbor County, WAWA78,1449–

13Island County, WAWA85,6579–

14Whitman County, WAWA48,5129–

15Skagit County, WAWA132,9752–

16Walla Walla County, WAWA62,3612–

SHOWING 1–16 OF 16

Download CSV (full list, 16 rows)

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