RANKING · 2020 CENSUS · 36 SHOWN OF 36

Highest Scotch-Irish population share, Oregon counties · 2020

Oregon counties ranked by the share of all residents who are Scotch-Irish ancestry (2023 American Community Survey). A concentration measure: Scotch-Irish residents as a percentage of total population. This list covers the 36 counties in Oregon that qualify, ranked against each other statewide.

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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 SHAREVS 2000

01Baker County, OROR16,6582.8%–

02Wheeler County, OROR1,4722.5%–

03Lincoln County, OROR50,6362.4%–

04Wallowa County, OROR7,5952.3%–

05Wasco County, OROR26,3102.1%–

06Douglas County, OROR111,9512.1%–

07Grant County, OROR7,0752.1%–

08Benton County, OROR97,7281.9%–

09Harney County, OROR7,3801.8%–

10Coos County, OROR63,9921.5%–

11Lake County, OROR8,1871.4%–

12Clatsop County, OROR40,9261.4%–

13Linn County, OROR132,8431.4%–

14Josephine County, OROR87,8671.4%–

15Lane County, OROR381,5841.4%–

16Deschutes County, OROR213,0721.4%–

17Jackson County, OROR221,7951.3%–

18Klamath County, OROR70,2741.3%–

19Columbia County, OROR54,0911.3%–

20Curry County, OROR22,6211.3%–

21Yamhill County, OROR110,0241.2%–

22Hood River County, OROR23,7201.2%–

23Union County, OROR25,9001.2%–

24Multnomah County, OROR795,3911.2%–

25Tillamook County, OROR27,3841.1%–

26Crook County, OROR27,5641.1%–

27Washington County, OROR611,7081.0%–

28Polk County, OROR90,0371.0%–

29Umatilla County, OROR81,1191.0%–

30Malheur County, OROR32,2610.9%–

31Clackamas County, OROR426,2800.9%–

32Marion County, OROR355,7770.9%–

33Gilliam County, OROR1,9710.7%–

34Morrow County, OROR12,6020.7%–

35Jefferson County, OROR25,7400.5%–

36Sherman County, OROR2,0510.2%–

SHOWING 1–36 OF 36

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