Foster  | |
|---|---|
| Coordinates: 45°24′59″N96°40′33″W / 45.41639°N 96.67583°W | |
| Country | United States | 
| State | Minnesota | 
| County | Big Stone | 
| Elevation | 997 ft (304 m) | 
| Time zone | UTC-6 (Central (CST)) | 
| • Summer (DST) | UTC-5 (CDT) | 
| Area code | 320 | 
| GNIS feature ID | 643834 [1] | 
Foster is an unincorporated community in Foster Township, Big Stone, Minnesota, United States. [1]
Foster was platted in 1880. It was named for Foster L. Balch. [2]