Ranking of Oregon Counties By Population with Other Groups Ancestry in 2021

Updated on April 16, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, there were 1.19M people in Oregon with Other Groups ancestry. Among all Oregon counties, Multnomah County had the highest population with Other Groups ancestry (261.62K), followed by Washington County (209.46K), and Marion County (128.24K).

The chart and table below shows the top 10 counties with high number of people with Other Groups 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 Other Groups Ancestry in 2021
Multnomah County
Washington County
Marion County
Lane County
Clackamas County
Jackson County
Deschutes County
Umatilla County
Linn County
Yamhill County
Ranking of Oregon Counties By Population with Other Groups Ancestry in 2021
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Rank County Population
1 Multnomah County 261619
2 Washington County 209457
3 Marion County 128240
4 Lane County 95696
5 Clackamas County 94505
6 Jackson County 54663
7 Deschutes County 36282
8 Umatilla County 30507
9 Linn County 28430
10 Yamhill County 28248
11 Polk County 23665
12 Benton County 22748
13 Douglas County 21416
14 Klamath County 18233
15 Josephine County 15777
16 Coos County 14091
17 Malheur County 11828
18 Lincoln County 11104
19 Columbia County 9576
20 Hood River County 8846
21 Jefferson County 8390
22 Clatsop County 8300
23 Wasco County 7338
24 Union County 5688
25 Tillamook County 5562
26 Morrow County 5409
27 Crook County 4578
28 Curry County 4452
29 Baker County 3072
30 Harney County 1859
31 Lake County 1728
32 Wallowa County 1281
33 Grant County 995
34 Sherman County 327
35 Wheeler County 322
36 Gilliam County 303