| Atherton Bridge River Greenway | |
| Source: | Town of Lancaster |
| Ballard Hill Conservation Area | |
| Source: | Town of Lancaster |
| Bolton Flats Wildlife Management Area | |
| Source: | Town of Lancaster |
| Also in: | Bolton |
| Bolton Flats Wildlife Management Area | |
| Source: | Bolton Trails Committee |
| Also in: | Bolton |
| Confarm Community Forest | |
| Source: | New England Forestry Foundation |
| Cook Conservation Area | |
| Source: | Town of Lancaster |
| Dexter Drumlin | |
| Source: | The Trustees of Reservations |
| Eagle Ridge Conservation Area | |
| Source: | Town of Lancaster |
| Lancaster - Blood Town Forest | |
| Source: | Town of Lancaster |
| Lancaster Trail Inventory | |
| Source: | Montachusett Regional Planning Commission |
| Oxbow National Wildlife Refuge - interactive trail locator | |
| Source: | U.S. Fish and Wildlife Service |
| Other maps: | brochure |
| Also in: | Ayer Harvard Shirley |
| Parker Family Woods | |
| Source: | New England Forestry Foundation |
| Parker Family Woods Trail Network | |
| Source: | Town of Lancaster |
| Summer Star Wildlife Sanctuary | |
| Source: | Summer Star Wildlife Sanctuary |
| Nathaniel Thayer Memorial Park | |
| Source: | Town of Lancaster |
| Thayer Memorial Forest | |
| Source: | Town of Lancaster |
| Thayer Forest | |
| Source: | New England Forestry Foundation |
| Turner Pond Conservation Area | |
| Source: | Town of Lancaster |
| Also in: | Lunenburg |
| Winsor Conservation Area | |
| Source: | Town of Lancaster |
Sully says check out the Masstrails Big Map! Interactive, zoomable, clickable map of every rail-trail in Massachusetts plus highlights of open spaces from the Cape to the Berkshires!