Red Line

Red Line

Easy 1 mile walk. This former railroad bed is level and runs alongside eskers and wetlands. From this trail you can connect to the Esker Trail of the east parcel of Gamlin Crystal Springs. The Red Line Path extends from Island Pond Road (entrance to The Cronin-Massapoag Conservation Land) to the Cow Pond Road end.

Nashua River Rail Trail

Nashua River Rail Trail

The Nashua River Rail Trail is perfect for family-friendly outdoor activities including bicycling, skating, running, and scenic casual walks. Like other trail trails, it has a level 2% grade, rising at the Pepperell (north) end. The section of the rail trail in Groton passes ponds, wetlands, drumlins, and various types of forested areas. The trail…

Ice Line Trail

Ice Line Trail

This former railroad bed is level and runs alongside agricultural fields and wetlands. From this trail you can veer off onto trails that connect to other GTN properties. At the west end of this trail you will arrive at Fitches Bridge, a pedestrian bridge over the Nashua River. Note: The Fitches Bridge is not passable…

Hazel Grove Park

Hazel Grove Park

Best known as the location of the former Groton Fairgrounds but now called Hazel Grove Park. One mile total of all loops. Hazel Grove Park is an Equestrian Park that includes a ½-mile training track. Hazel Grove Park is home to both the Groton Riding and Driving Club that was founded in 1932 and the Groton Pony…

Groton Woods

Groton Woods

A vast pine and oak forest that connects multiple neighborhoods and conservation lands in southern Groton. Known for its peaceful woodland trails and extensive linkages to neighboring trail systems. Look for wetlands, outcroppings, and glacial erratics. If you are looking for a north-south trail (and sidewalks) to connect from either Rtes. 119 or 225 to…