Ranking of Oregon Counties By Population with Celtic Ancestry in 2021

Updated on April 16, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, there were 1.36K people in Oregon with Celtic ancestry. Among all Oregon counties, Multnomah County had the highest population with Celtic ancestry (313), followed by Washington County (254), and Lane County (107).

The chart and table below shows the top 10 counties with high number of people with Celtic ancestry.

You can see similar information for other states and for other ancestry groups in Oregon.

Data Source: US Census Bureau.
Ranking of Oregon Counties By Population with Celtic Ancestry in 2021
Multnomah County
Washington County
Lane County
Marion County
Clackamas County
Crook County
Lincoln County
Umatilla County
Coos County
Baker County
Ranking of Oregon Counties By Population with Celtic Ancestry in 2021
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Rank County Population
1 Multnomah County 313
2 Washington County 254
3 Lane County 107
4 Marion County 97
5 Clackamas County 70
6 Crook County 67
7 Lincoln County 64
8 Umatilla County 58
9 Coos County 50
10 Baker County 41
11 Douglas County 36
12 Linn County 34
12 Yamhill County 34
13 Deschutes County 21
14 Clatsop County 15
14 Klamath County 15
15 Benton County 14
16 Columbia County 13
16 Jackson County 13
17 Wallowa County 11
17 Wasco County 11
18 Tillamook County 10
19 Polk County 9
20 Malheur County 5
21 Grant County 2