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 2023 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

RANKPLACESTATEPOPSCOTCH-IRISH POPULATIONVS 2000

01Multnomah County, OROR795,3919,416–

02Washington County, OROR611,7086,193–

03Lane County, OROR381,5845,185–

04Clackamas County, OROR426,2803,891–

05Jackson County, OROR221,7952,938–

06Marion County, OROR355,7772,935–

07Deschutes County, OROR213,0722,628–

08Douglas County, OROR111,9512,328–

09Linn County, OROR132,8431,765–

10Benton County, OROR97,7281,733–

11Yamhill County, OROR110,0241,312–

12Josephine County, OROR87,8671,200–

13Lincoln County, OROR50,6361,183–

14Coos County, OROR63,992953–

15Klamath County, OROR70,274885–

16Polk County, OROR90,037876–

17Umatilla County, OROR81,119788–

18Columbia County, OROR54,091657–

19Wasco County, OROR26,310560–

20Clatsop County, OROR40,926554–

21Baker County, OROR16,658446–

22Union County, OROR25,900312–

23Tillamook County, OROR27,384301–

24Malheur County, OROR32,261291–

25Curry County, OROR22,621287–

26Hood River County, OROR23,720285–

27Crook County, OROR27,564261–

28Wallowa County, OROR7,595162–

29Grant County, OROR7,075148–

30Harney County, OROR7,380128–

31Jefferson County, OROR25,740115–

32Lake County, OROR8,187111–

33Morrow County, OROR12,60277–

34Wheeler County, OROR1,47235–

35Gilliam County, OROR1,97114–

36Sherman County, OROR2,0514–

SHOWING 1–36 OF 36

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