RANKING · 2024 ACS · 19 SHOWN OF 19

Largest Costa Rican population, Oregon counties

Oregon counties ranked by the number of residents who are Costa Rican origin, from the 2024 American Community Survey detailed-origin tables. Each list covers the full eligible universe; download the complete data as CSV. This list covers the 19 counties in Oregon that qualify, ranked against each other statewide.

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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 2010

01Washington County, OROR611,708889+647%

02Multnomah County, OROR795,391429+137%

03Jackson County, OROR221,795230–

04Clackamas County, OROR426,280174+287%

05Lane County, OROR381,584155+104%

06Deschutes County, OROR213,072153+87%

07Yamhill County, OROR110,024106–

08Polk County, OROR90,03791–

09Josephine County, OROR87,86787+156%

10Klamath County, OROR70,27467–

11Marion County, OROR355,77745−48%

12Linn County, OROR132,84336+300%

13Jefferson County, OROR25,74024–

14Columbia County, OROR54,09123+130%

15Umatilla County, OROR81,11919−5%

16Benton County, OROR97,72811−66%

17Lake County, OROR8,1876–

18Douglas County, OROR111,9512–

19Malheur County, OROR32,2612−67%

SHOWING 1–19 OF 19

Download CSV (full list, 19 rows)

UPDATED 2026-07-15 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES