RANKING · 2020 CENSUS · 36 SHOWN OF 36

Largest American population, Oregon counties · 2020

Oregon counties ranked by the number of residents who are American 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

RELATEDHighest American population share Largest Arab population Highest Arab population share Largest Egyptian population Highest Egyptian population share Largest Iraqi population

YEAR2010 2020 2024

RANKPLACESTATEPOPAMERICAN POPULATIONVS 2010

01Multnomah County, OROR795,39135,182+19%

02Clackamas County, OROR426,28024,458+35%

03Washington County, OROR611,70823,408+40%

04Lane County, OROR381,58415,597−15%

05Marion County, OROR355,77711,637−20%

06Jackson County, OROR221,7958,810−18%

07Deschutes County, OROR213,0728,768+19%

08Douglas County, OROR111,9517,816+28%

09Yamhill County, OROR110,0245,866+21%

10Linn County, OROR132,8435,677−30%

11Polk County, OROR90,0375,554+17%

12Josephine County, OROR87,8675,384+20%

13Coos County, OROR63,9924,497−4%

14Klamath County, OROR70,2743,145−15%

15Umatilla County, OROR81,1193,092−26%

16Benton County, OROR97,7283,074+1%

17Columbia County, OROR54,0913,002+27%

18Lincoln County, OROR50,6361,983−5%

19Clatsop County, OROR40,9261,729−47%

20Curry County, OROR22,6211,684+20%

21Wasco County, OROR26,3101,643+4%

22Union County, OROR25,9001,566−11%

23Tillamook County, OROR27,3841,441+11%

24Harney County, OROR7,3801,364+307%

25Malheur County, OROR32,2611,276−59%

26Crook County, OROR27,5641,275−4%

27Jefferson County, OROR25,7401,178+10%

28Grant County, OROR7,0751,134+106%

29Hood River County, OROR23,720982+18%

30Baker County, OROR16,658634−51%

31Morrow County, OROR12,602620+11%

32Wallowa County, OROR7,595437−14%

33Lake County, OROR8,187326−19%

34Wheeler County, OROR1,472204+69%

35Gilliam County, OROR1,971158+10%

36Sherman County, OROR2,05179−11%

SHOWING 1–36 OF 36

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