Fairfield Township | |
|---|---|
 Location in Fayette County | |
| Coordinates: 42°46′25″N 91°40′10″W / 42.77361°N 91.66944°W | |
| Country |  United States |
| State |  Iowa |
| County | Fayette |
| Area | |
| • Total | 36.3 sq mi (94 km2) |
| • Land | 36.3 sq mi (94 km2) |
| • Water | 0 sq mi (0 km2) 0% |
| Elevation | 1,171 ft (357 m) |
| Population (2010) | |
| • Total | 652 |
| • Density | 18/sq mi (6.9/km2) |
| Time zone | UTC-6 (CST) |
| • Summer (DST) | UTC-5 (CDT) |
| ZIP codes | 50606, 52142, 52169 |
| GNIS feature ID | 0467810 |
Fairfield Township is one of twenty townships in Fayette County, Iowa, United States. As of the 2010 census, its population was 652.[1]