| Lamentation Mountain State Park | |
| Iucn Category: | III |
| Map: | USA Connecticut#USA |
| Relief: | 1 |
| Location: | Berlin, Connecticut, United States |
| Coordinates: | 41.5789°N -72.7625°W |
| Area Acre: | 47 |
| Elevation: | 299feet |
| Designation: | Connecticut state park |
| Established: | 1936 |
| Website: | Lamentation Mountain State Park |
Lamentation Mountain State Park is an undeveloped public recreation area covering in the town of Berlin, Connecticut. It entered the roll of state parks in the 1936 edition of the Connecticut Register and Manual. The state park extends for about from the Berlin Turnpike up the western flank of Lamentation Mountain to the ridgeline near the Mattabesett Trail. The park offers hiking and scenic vistas.