42 Trails in marlborough, Massachusetts
| Trail Name | Difficulty | Length (mi) | Rating | City |
|---|---|---|---|---|
| Adams Farm | Intermediate | 10.0 |    |
Walpole |
| Ashland State Park | Intermediate | 7.0 | |
Ashland |
| Ayer to Nashua Rail Trail | Beginner | 16.0 | |
Pepperell |
| Billerica State Forest | Intermediate | 9 | |
Billerica |
| Boxborough Area Trails | Intermediate | 10.0 | |
Boxborough |
| Boy Scout Trails | Intermediate | 2.0 | |
Franklin |
| Callahan State Park | Beginner | 10.0 | |
Framingham |
| Cold Harbor Brook | Intermediate | 5.0 | |
Northborough |
| Fort Rock | 7.0 | |
Littleton | |
| Gardner Hill Town Forest | Intermediate | 6.0 | |
Stow |
| Grafton Land Trust | Intermediate | 20.0 | |
Grafton |
| Great Brook State Park | Beginner | 15.0 | |
Carlise |
| Green Hill Park | Advanced | 5.0 | |
Worcester |
| Henry S. Hunnewell Town Forest | Intermediate | 1.0 | |
Natick |
| Hitchinpost Greens | 1.0 | |
Westford | |
| Hopkinton State Park | Intermediate | 10.0 | |
Hopkinton |
| Jerico Town Forest | Beginner | 5.0 | |
Weston |
| Lake Whitehall | Advanced | 7.0 | |
Hopkinton |
| Leominster State Forest | Advanced | 10.0 | |
Princeton |
| Libby Trail | 4.0 | |
Westborough | |
| Mt. Pisgah | Intermediate | 8.0 | |
Northborough |
| Newton Hill | Easiest | 2.0 | |
Worcester |
| Nobscot Mtn. | Intermediate | 15.0 | |
Sudbury |
| Noon Hill Reservation | Beginner | 8.0 | |
Medfield |
| Oak Hill | Advanced | 8.0 | |
Littleton |
| Peppercorn Hill | Intermediate | 3.0 | |
Upton |
| Pine Meadow Conservation Area | 5.0 | |
Ayer | |
| Plummer's Landing/ Goat Hill | Advanced | 15.0 | |
Whitinsville |
| Rattlesnake Hill | Advanced | 7.0 | |
Bolton |
| Rayburn Trails | Intermediate | 10.0 | |
Millbury |
| Rocky Woods | Beginner | 7.0 | |
Medfield |
| Russell Mill | Intermediate | 7.0 | |
Chelmsford |
| Singletary Trails | Intermediate | 15.0 | |
Millbury |
| South Groton Trails | 10.0 | |
Groton | |
| Sutton State Forest | Intermediate | 12.0 | |
Sutton |
| Upton State Forest | Beginner | 12.0 | |
Upton |
| Vaughn Hill/bower Spring Trail System(s) | Advanced | 4.0 | |
Bolton/harvard |
| Vietnam Trails | Intermediate | 20.0 | |
Milford |
| West Hill Dam | Intermediate | 5.0 | |
Upton |
| Weston Aquaduct and Unused Rail Loop | 25.0 | |
Weston | |
| Weston College Land | Beginner | 5.0 | |
Weston |
| Yellow | Beginner | 5.0 | |
Worcester |