Port Costa CDP, CA Population By Ancestry in 2021 (ACS-5Yrs)
Updated on March 6, 2024.
Based on the US Census ACS-5Yrs estimates, in 2021, among the 247 Port Costa CDP, CA population, 189 had Irish ancestry (76.52%), 171 had German ancestry (69.23%), and 21 had Norwegian ancestry (8.50%).
The chart below shows the top 6 ancestry groups, and the table below shows both the number and percentages for all ancestry groups.
You can also see similar information for other California cities and places, California counties, and for California.
Data Source: US Census - ACS 5-Year Estimates (2021).
Port Costa CDP, CA Population By Ancestry in 2021
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| Ancestry | Number of Ancestry | Percentage of Population (%) |
|---|---|---|
| Irish | 189 | 76.52 |
| German | 171 | 69.23 |
| Norwegian | 21 | 8.50 |
| Other Groups | 18 | 7.29 |
| English | 15 | 6.07 |
| Unclassified | 13 | 5.26 |