| South Mountain | |
| Location: | SE of Halcott Center, New York, U.S. |
| Coordinates: | 42.1823°N -74.4777°W |
| Coordinates Ref: | [1] |
| Topo: | USGS West Kill |
| Map: | New York Adirondack Park#USA |
South Mountain is a mountain in Greene County, New York. It is located in the Catskill Mountains southeast of Halcott Center. Brush Ridge is located southwest, and Halcott Mountain is located east of South Mountain.