| Place Name | Fairfield |
| Place Type | City |
| ZIP Code(s) | 94533 94534 |
| County | Solano County |
| Area Code(s) | 707 |
| Timezone | Pacific Daylight Time (PDT) |
| Population (2022) | 105,407 |
| Population Growth Rate (2010-19) | 13.82% |
| Majority Ethnicity | White 39.5% |
| Metro/Micro Stats Area | Vallejo, CA |
| US Congressional District(s) | California 3rd |
| State Assembly Districts | 11 |
| State Senate Districts | 3 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 39.5% |
| African American | 14.88% |
| Hispanic | 0.54% |
| Asian | 16.56% |
| Native American | 1.16% |
| Hawaiin/Pacific Islander | 27.37% |