Fort Niobrara
| Fort Niobrara | |
|---|---|
| Near Valentine, Nebraska | |
| Location | |
| Coordinates | 42°53′35″N 100°28′38″W / 42.89306°N 100.47722°W |
| Site history | |
| Built | 1880 |
| In use | 1906 |
Fort Niobrara was a U.S. Army post located in north-central Nebraska, near the present-day town of Valentine. It was established in 1880 and abandoned in 1906.