RANKING · 2020 CENSUS · 36 SHOWN OF 36

Largest Scotch-Irish population, Oregon counties · 2020

Oregon counties ranked by the number of residents who are Scotch-Irish 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.

Scotch-Irish Americans: full group profile →

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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

RANKPLACESTATEPOPSCOTCH-IRISH POPULATIONVS 2010

01Multnomah County, OROR795,3919,416−47%

02Washington County, OROR611,7086,193−50%

03Lane County, OROR381,5845,185−43%

04Clackamas County, OROR426,2803,891−62%

05Jackson County, OROR221,7952,938−49%

06Marion County, OROR355,7772,935−53%

07Deschutes County, OROR213,0722,628−41%

08Douglas County, OROR111,9512,328−27%

09Linn County, OROR132,8431,765−43%

10Benton County, OROR97,7281,733−16%

11Yamhill County, OROR110,0241,312−47%

12Josephine County, OROR87,8671,200−46%

13Lincoln County, OROR50,6361,183+3%

14Coos County, OROR63,992953−46%

15Klamath County, OROR70,274885−49%

16Polk County, OROR90,037876−59%

17Umatilla County, OROR81,119788−64%

18Columbia County, OROR54,091657−44%

19Wasco County, OROR26,310560−4%

20Clatsop County, OROR40,926554−54%

21Baker County, OROR16,658446−16%

22Union County, OROR25,900312−60%

23Tillamook County, OROR27,384301−53%

24Malheur County, OROR32,261291−48%

25Curry County, OROR22,621287−30%

26Hood River County, OROR23,720285−27%

27Crook County, OROR27,564261−64%

28Wallowa County, OROR7,595162−56%

29Grant County, OROR7,075148−49%

30Harney County, OROR7,380128−54%

31Jefferson County, OROR25,740115−43%

32Lake County, OROR8,187111−61%

33Morrow County, OROR12,60277−73%

34Wheeler County, OROR1,47235−29%

35Gilliam County, OROR1,97114−65%

36Sherman County, OROR2,0514−87%

SHOWING 1–36 OF 36

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