| Walnut Mountain | |
| Location: | SW of Liberty, New York, U.S. |
| Coordinates: | 41.7873°N -74.7685°W |
| Coordinates Ref: | [1] |
| Topo: | USGS Liberty West |
| Map: | New York Adirondack Park#USA |
Walnut Mountain is a mountain in Sullivan County, New York. It is located southwest of Liberty. Columbia Hill is located southeast and Chuck Hill is located northwest of Walnut Mountain.