| Third Lake | |
| Pushpin Map: | New York Adirondack Park#USA |
| Pushpin Map Caption: | Location in New York |
| Coords: | 43.73°N -74.899°W |
| Basin Countries: | United States |
| Elevation: | [1] |
| Cities: | Old Forge, New York |
Third Lake is located in the Town of Webb in Herkimer County, New York, by the hamlet of Old Forge. Third Lake is part of the Fulton Chain of Lakes.