| Place Name | Fairfield |
| Place Type | City |
| ZIP Code(s) | 68938 |
| County | Clay County |
| Area Code(s) | 402,531 |
| Timezone | Central Daylight Time (CDT) |
| Population (2022) | 341 |
| Population Growth Rate (2010-19) | -14.73% |
| Majority Ethnicity | White 98.55% |
| US Congressional District(s) | Nebraska 3rd |
| State Legislature Districts | 38 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 98.55% |
| African American | 0% |
| Hispanic | 0% |
| Asian | 0% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 1.45% |