RANKING · 2020 CENSUS · 36 SHOWN OF 36

Largest Welsh population, Oregon counties · 2020

Oregon counties ranked by the number of residents who are Welsh ancestry, from the 2020 American Community Survey detailed-origin tables. Each list covers the full eligible universe; download the complete data as CSV. This list covers the 36 counties in Oregon that qualify, ranked against each other statewide.

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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

RANKPLACESTATEPOPWELSH POPULATIONVS 2010

01Multnomah County, OROR795,3918,477−1%

02Washington County, OROR611,7085,290−7%

03Clackamas County, OROR426,2804,561+1%

04Lane County, OROR381,5844,314−2%

05Marion County, OROR355,7772,954+9%

06Deschutes County, OROR213,0722,017−3%

07Jackson County, OROR221,7951,918−7%

08Douglas County, OROR111,9511,564+21%

09Linn County, OROR132,8431,191+7%

10Benton County, OROR97,7281,129+17%

11Yamhill County, OROR110,024887−26%

12Columbia County, OROR54,091860+172%

13Josephine County, OROR87,867795−2%

14Polk County, OROR90,037785−12%

15Umatilla County, OROR81,119728−11%

16Klamath County, OROR70,274671+27%

17Clatsop County, OROR40,926565−33%

18Lincoln County, OROR50,636550+1%

19Malheur County, OROR32,261392+113%

20Coos County, OROR63,992338−50%

21Union County, OROR25,900319+59%

22Wasco County, OROR26,310238−18%

23Curry County, OROR22,621190−30%

24Tillamook County, OROR27,384136−54%

25Wallowa County, OROR7,595131+42%

26Crook County, OROR27,564128−23%

27Jefferson County, OROR25,740123+1%

28Hood River County, OROR23,720114−38%

29Lake County, OROR8,187107−30%

30Baker County, OROR16,65891−42%

31Grant County, OROR7,07580−65%

32Harney County, OROR7,38079−28%

33Morrow County, OROR12,60228−59%

34Sherman County, OROR2,05115−42%

35Gilliam County, OROR1,97113+63%

36Wheeler County, OROR1,47213−68%

SHOWING 1–36 OF 36

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