| Name | Sonoma County |
| State | California |
| FIPS Code | 06097 |
| County Seat | Santa Rosa |
| Timezone | Pacific Daylight Time (PDT) |
| Population (2022) | 483,456 |
| Population Growth Rate(2000-2022) | 1.03% |
| Majority Ethnicity | White 89.73% |
| Public School Majority Ethnicity | Hispanic 49% |
| Partisan Voting Index | Strongly Democratic:+23 |
| Unemployment Rate (May 2025) | 4.2% |
| Area Code(s) | 707 / 415 / 628 |
| Race/Ethnicity | Percentage of Population (2022) |
|---|---|
| White | 89.73% |
| African American | 2.06% |
| Hispanic | 1.41% |
| Asian | 5.93% |
| Native American | 0.44% |
| Hawaiin/Pacific Islander | 0.44% |
| Race/Ethnicity | Percentage of Public School Students (2023) |
|---|---|
| White | 38.49% |
| African American | 1.28% |
| Hispanic | 49.19% |
| Asian | 3.72% |
| Native American | 0.72% |
| Hawaiin/Pacific Islander | 0.43% |