| Grass Lake | |
| Coords: | 44.3412°N -75.7144°W |
| Basin Countries: | United States |
| Area: | 320acres[1] |
| Cities: | Nelson Corner, New York |
| Pushpin Map: | New York#USA |
| Pushpin Map Alt: | Location of Grass Lake in New York, USA. |
Grass Lake is located by Nelson Corner, New York. Fish species present in the lake are northern pike, smallmouth bass, largemouth bass, walleye, yellow perch, tiger muskie, and bluegill. There is a state owned hard surface ramp on the west shore.