Ranking of California Counties By Percentage of Population with Brazilian Ancestry in 2021
Updated on April 16, 2025.
Based on the US Census ACS-5Yrs estimates, in 2021, there were 45.67K people in California with Brazilian ancestry (0.12% of California population). Among all California counties, Marin County had the highest percentage of its population with Brazilian ancestry (0.52%), followed by Contra Costa County (0.31%), and San Mateo County (0.31%).
The chart and table below shows the top 10 counties with high percentage of its population having Brazilian ancestry.
You can see similar information for other states and for other ancestry groups in California.
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Related Topics: California ACS-5Yrs Estimates, 2021 Topic List.
Data Source: US Census Bureau.
Ranking of California Counties By Percentage of Population with Brazilian Ancestry in 2021
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| Rank | County | Percentage of Pop. (%) |
|---|---|---|
| 1 | Marin County | 0.52 |
| 2 | Contra Costa County | 0.31 |
| 2 | San Mateo County | 0.31 |
| 3 | San Francisco County | 0.24 |
| 4 | Mariposa County | 0.17 |
| 4 | San Diego County | 0.17 |
| 4 | Santa Clara County | 0.17 |
| 4 | Santa Cruz County | 0.17 |
| 5 | Alameda County | 0.16 |
| 6 | Los Angeles County | 0.13 |
| 7 | Santa Barbara County | 0.12 |
| 7 | Shasta County | 0.12 |
| 8 | Madera County | 0.11 |
| 8 | Orange County | 0.11 |
| 9 | Solano County | 0.09 |
| 10 | Sacramento County | 0.08 |
| 10 | Sonoma County | 0.08 |
| 10 | Yolo County | 0.08 |
| 11 | Humboldt County | 0.07 |
| 11 | Stanislaus County | 0.07 |
| 12 | Siskiyou County | 0.06 |
| 12 | Ventura County | 0.06 |
| 13 | El Dorado County | 0.05 |
| 13 | Napa County | 0.05 |
| 13 | Placer County | 0.05 |
| 13 | Riverside County | 0.05 |
| 13 | San Joaquin County | 0.05 |
| 13 | San Luis Obispo County | 0.05 |
| 14 | Monterey County | 0.04 |
| 14 | Nevada County | 0.04 |
| 14 | San Benito County | 0.04 |
| 14 | San Bernardino County | 0.04 |
| 15 | Merced County | 0.03 |
| 15 | Tuolumne County | 0.03 |
| 16 | Kern County | 0.02 |
| 16 | Kings County | 0.02 |
| 16 | Tulare County | 0.02 |
| 17 | Butte County | 0.01 |
| 17 | Colusa County | 0.01 |
| 17 | Fresno County | 0.01 |
| 17 | Imperial County | 0.01 |
| 18 | Sutter County | 0.003 |