| Angus Acre | |
| Source: | Groton Conservation Trust |
| Baddacook Woods | |
| Source: | New England Forestry Foundation |
| Baddacook Conservation Land | |
| Source: | Groton Conservation Trust |
| Bates Blackman Area | |
| Source: | Friends of the Groton Trails Network |
| Bates Land | |
| Source: | The Groton Conservation Trust |
| Batten Woods Area | |
| Source: | Friends of the Groton Trails Network |
| Bertozzi Conservation Area | |
| Source: | Friends of the Groton Trails Network |
| Blackman Field and Woods | |
| Source: | The Groton Conservation Trust |
| Bruner Land | |
| Source: | The Groton Conservation Trust |
| Cox Walker Conservation Area | |
| Source: | Friends of the Groton Trails Network |
| Cronin-Massapoag Land | |
| Source: | Groton Conservation Trust |
| Duck Pond - Painted Post Road | |
| Source: | Friends of the Groton Trails Network |
| Duck Pond | |
| Source: | The Groton Conservation Trust |
| Fitch Woods and McLain's Woods Conservation Area | |
| Source: | Friends of the Groton Trails Network |
| Fitch Woods | |
| Source: | The Groton Conservation Trust |
| Gamlin Crystal Spring | |
| Source: | The Groton Conservation Trust |
| Gamlin Crystal Spring Area | |
| Source: | Friends of the Groton Trails Network |
| Gamlin Picnic Site | |
| Source: | The Groton Conservation Trust |
| General Field and Surrenden Farm | |
| Source: | Friends of the Groton Trails Network |
| Genthner Woods | |
| Source: | The Groton Conservation Trust |
| Gibbet Hill Trails | |
| Source: | Gibbet Hill Farm |
| Groton Conservation Trust Trails - interactive overview map | |
| Source: | The Groton Conservation Trust |
| Other maps: | guide |
| Groton Place | |
| Source: | Friends of the Groton Trails Network |
| Groton Place and Sabine Woods | |
| Source: | New England Forestry Foundation |
| Groton Town Forest Area | |
| Source: | Friends of the Groton Trails Network |
| Other maps: | map 2 |
| Groton Town Forest - mountain biking trails | |
| Source: | Trailforks.com |
| Groton Town Forest | |
| Source: | Bikerag.net |
| Groton Trail Inventory | |
| Source: | Montachusett Regional Planning Commission |
| Hawtree Conservation Area | |
| Source: | Friends of the Groton Trails Network |
| Other maps: | map 2 |
| Hayes Woods | |
| Source: | Friends of the Groton Trails Network |
| Hayes Woods | |
| Source: | The Groton Conservation Trust |
| Other maps: | brochure |
| Hazel Grove Park | |
| Source: | Friends of the Groton Trails Network |
| J. Harry Rich State Forest | |
| Source: | Friends of the Groton Trails Network |
| Kailey's Way and Sawtell Drive Conservation Areas | |
| Source: | Friends of the Groton Trails Network |
| Keyes Woods | |
| Source: | New England Forestry Foundation |
| Lawrence Woods | |
| Source: | The Groton Conservation Trust |
| Longley I and II and Cronin Conservation Areas | |
| Source: | Friends of the Groton Trails Network |
| Lotz Land | |
| Source: | Groton Conservation Trust |
| Mason Back 100 | |
| Source: | The Groton Conservation Trust |
| Other maps: | map 2 |
| Nashua River Rail Trail | |
| Source: | Mass. DCR |
| Also in: | Ayer Dunstable Pepperell |
| Red Line Path | |
| Source: | Groton Conservation Trust |
| Rocky Hill Wildlife Sanctuary | |
| Source: | Mass. Audubon |
| Other maps: | color map |
| Rocky Hill | |
| Source: | Friends of the Groton Trails Network |
| Sabine Memorial Woods | |
| Source: | The Groton Conservation Trust |
| Scarlet Hill | |
| Source: | Friends of the Groton Trails Network |
| Shepley Hill | |
| Source: | The Groton Conservation Trust |
| Other maps: | map 2 |
| Shepley Hill Conservation Area | |
| Source: | Friends of the Groton Trails Network |
| Skinner Forest Area | |
| Source: | Friends of the Groton Trails Network |
| Skinner Forest | |
| Source: | Groton Conservation Trust |
| Skitapet Conservation Land | |
| Source: | Friends of the Groton Trails Network |
| Skitapet Conservation Land | |
| Source: | The Groton Conservation Trust |
| Other maps: | aerial view forest map |
| Snake Hill Quest | |
| Source: | Friends of the Groton Trails Network |
| Throne Hill Conservation Area and Kemp Woods | |
| Source: | Friends of the Groton Trails Network |
| Other maps: | map 2 |
| Throne Hill - Lawrence Land | |
| Source: | The Groton Conservation Trust |
| Valentine Hollingsworth | |
| Source: | The Groton Conservation Trust |
| Wattles Pond | |
| Source: | The Groton Conservation Trust |
| Wharton Plantation | |
| Source: | Friends of the Groton Trails Network |
| Wharton Plantation | |
| Source: | New England Forestry Foundation |
| Williams Barn Conservation Area - Sorhaug Woods | |
| Source: | Friends of the Groton Trails Network |
| Other maps: | map 2 |
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!