| Turtleback Mountain | |
| Elevation Ft: | 2203 |
| Location: | Carroll County, New Hampshire, U.S. |
| Range: | Ossipee Mountains |
| Coordinates: | 43.7292°N -71.2956°W |
| Easiest Route: | Turtleback Summit Trail |
Turtleback Mountain is a 2203feet mountain in the Ossipee Mountains located in Carroll County, New Hampshire, standing above Bald Knob. The summit features columnar jointing and was once home to an observation tower.