RANKING · 2024 ACS · 36 SHOWN OF 36

Highest Scotch-Irish population share, Oregon counties

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

01Douglas County, OROR111,9512.3%–

02Wallowa County, OROR7,5951.9%–

03Grant County, OROR7,0751.9%–

04Curry County, OROR22,6211.8%–

05Columbia County, OROR54,0911.6%–

06Wheeler County, OROR1,4721.5%–

07Lincoln County, OROR50,6361.5%–

08Lake County, OROR8,1871.5%–

09Jackson County, OROR221,7951.5%–

10Clatsop County, OROR40,9261.4%–

11Baker County, OROR16,6581.4%–

12Lane County, OROR381,5841.3%–

13Josephine County, OROR87,8671.2%–

14Deschutes County, OROR213,0721.2%–

15Klamath County, OROR70,2741.2%–

16Linn County, OROR132,8431.2%–

17Yamhill County, OROR110,0241.2%–

18Coos County, OROR63,9921.2%–

19Benton County, OROR97,7281.1%–

20Union County, OROR25,9001.1%–

21Hood River County, OROR23,7201.1%–

22Gilliam County, OROR1,9711.1%–

23Crook County, OROR27,5641.1%–

24Multnomah County, OROR795,3911.0%–

25Wasco County, OROR26,3101.0%–

26Clackamas County, OROR426,2801.0%–

27Jefferson County, OROR25,7400.9%–

28Marion County, OROR355,7770.9%–

29Washington County, OROR611,7080.9%–

30Harney County, OROR7,3800.9%–

31Tillamook County, OROR27,3840.9%–

32Umatilla County, OROR81,1190.9%–

33Polk County, OROR90,0370.8%–

34Malheur County, OROR32,2610.7%–

35Sherman County, OROR2,0510.6%–

36Morrow County, OROR12,6020.3%–

SHOWING 1–36 OF 36

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