| Place Name | Fairfield |
| Place Type | City |
| ZIP Code(s) | 35064 |
| County | Jefferson County |
| Area Code(s) | 205,659 |
| Timezone | Central Daylight Time (CDT) |
| Population (2022) | 11,135 |
| Population Growth Rate (2010-19) | -10.05% |
| Majority Ethnicity | African American 93.78% |
| Metro/Micro Stats Area | Birmingham-Hoover, AL |
| US Congressional District(s) | Alabama 7th |
| State House Districts | 55,57 |
| State Senate Districts | 19 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 5.16% |
| African American | 93.78% |
| Hispanic | 0% |
| Asian | 0% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 1.06% |