| Name | Solano County |
| State | California |
| FIPS Code | 06095 |
| County Seat | Fairfield |
| Timezone | Pacific Daylight Time (PDT) |
| Population (2024) | 451,060 |
| Population Growth Rate(2020-2024) | -0.55% |
| Majority Ethnicity | White 41.8% |
| Public School Majority Ethnicity | Hispanic 43% |
| Partisan Voting Index | Democratic:+12 |
| Unemployment Rate (May 2026) | 5.4% |
| Sales Tax Rate (2025) | 8.38% |
| Area Code(s) | 707 / 530 / 279 / 916 / 925 |
| Race/Ethnicity | Percentage of Population (2023) |
|---|---|
| White | 41.8% |
| African American | 12.6% |
| Hispanic | 28.34% |
| Asian | 15.55% |
| Native American | 0.75% |
| Hawaiin/Pacific Islander | 0.95% |
| Race/Ethnicity | Percentage of Public School Students (2023) |
|---|---|
| White | 20.94% |
| African American | 12.23% |
| Hispanic | 43.3% |
| Asian | 12.5% |
| Native American | 0.26% |
| Hawaiin/Pacific Islander | 0.98% |