Ranking of Oregon Counties By Percentage of Population with Welsh Ancestry in 2021

Updated on April 16, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, there were 39.52K people in Oregon with Welsh ancestry (0.94% of Oregon population). Among all Oregon counties, Gilliam County had the highest percentage of its population with Welsh ancestry (2.66%), followed by Wallowa County (2.28%), and Grant County (2.22%).

The chart and table below shows the top 10 counties with high percentage of its population having Welsh ancestry.

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

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Ranking of Oregon Counties By Population with Welsh Ancestry in 2021

Related Topics: Oregon ACS-5Yrs Estimates, 2021 Topic List.

Data Source: US Census Bureau.

Ranking of Oregon Counties By Percentage of Population with Welsh Ancestry in 2021

Gilliam County

Wallowa County

Grant County

Malheur County

Columbia County

Douglas County

Lincoln County

Benton County

Clackamas County

Lane County

Ranking of Oregon Counties By Percentage of Population with Welsh Ancestry in 2021

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Rank	County	Percentage of Pop. (%)
1	Gilliam County	2.66
2	Wallowa County	2.28
3	Grant County	2.22
4	Malheur County	1.45
5	Columbia County	1.43
6	Douglas County	1.35
7	Lincoln County	1.17
8	Benton County	1.12
9	Clackamas County	1.10
10	Lane County	1.07
11	Wasco County	1.05
12	Harney County	1.01
12	Sherman County	1.01
13	Multnomah County	1.00
14	Union County	0.99
15	Klamath County	0.97
15	Polk County	0.97
16	Lake County	0.94
16	Linn County	0.94
17	Deschutes County	0.91
18	Clatsop County	0.87
19	Jackson County	0.85
20	Washington County	0.82
21	Yamhill County	0.79
22	Josephine County	0.76
23	Marion County	0.75
23	Umatilla County	0.75
24	Curry County	0.70
25	Tillamook County	0.61
26	Wheeler County	0.54
27	Coos County	0.53
27	Jefferson County	0.53
28	Baker County	0.42
29	Crook County	0.39
30	Hood River County	0.36
31	Morrow County	0.29