O'Brien CDP, OR Population By Ancestry in 2021 (ACS-5Yrs)
Updated on March 8, 2024.
Based on the US Census ACS-5Yrs estimates, in 2021, among the 573 O'Brien CDP, OR population, 317 had American ancestry (55.32%), 93 had Unclassified ancestry (16.23%), and 60 had Other Groups ancestry (10.47%).
The chart below shows the top 10 ancestry groups, and the table below shows both the number and percentages for all ancestry groups.
You can also see similar information for other Oregon cities and places, Oregon counties, and for Oregon.
Data Source: US Census - ACS 5-Year Estimates (2021).
O'Brien CDP, OR Population By Ancestry in 2021
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| Ancestry | Number of Ancestry | Percentage of Population (%) |
|---|---|---|
| American | 317 | 55.32 |
| Unclassified | 93 | 16.23 |
| Other Groups | 60 | 10.47 |
| English | 56 | 9.77 |
| German | 45 | 7.85 |
| Norwegian | 45 | 7.85 |
| European | 38 | 6.63 |
| Italian | 38 | 6.63 |
| Irish | 11 | 1.92 |
| Scotch Irish | 9 | 1.57 |