| Barntsble State Forest | |
| Map: | USA Massachusetts#USA |
| Location: | Barnstable, Massachusetts, United States |
| Coordinates: | 41.6899°N -70.3445°W |
| Governing Body: | Massachusetts Department of Conservation and Recreation |
Barnstable State Forest is a Massachusetts state forest located in Barnstable. The forest is managed by the Department of Conservation and Recreation (DCR).