Massachusetts trails · Southern New England Trunkline
Southern New England Trunkline
A 26.3-mile network in Massachusetts, with 439 ft of climbing. Reaches Morse Pond and other lake destinations. Managed by the state.
Elevation profile
The climbing leans toward the final third: 48% of the ascent falls between mile 17.5 and mile 26.3. It gives back about 498 ft along the way, so it rolls rather than climbing steadily.
3-D terrain
USGS 3DEP ELEVATION × ESRI WORLD IMAGERY · VERTICAL ×1.5
Reaches
- Morse Pond (lake)
- Lee Pond (lake)
- Dudley Pond (lake)
Getting there
SOUTHERN NEW ENGLAND TRUNKLINE TRAIL access — parking nearby. 42.04712, -71.73923 · directions
Daylight at the trailhead
On August 31, 2026 — the day this page was generated — first light reaches this trailhead at 5:42 a.m., the sun rises at 6:11 a.m. and sets at 7:22 p.m., and the last usable light fades about 7:51 p.m. (EDT) — 13 h 12 min of daylight. At about 2.7 mph plus 30 minutes per 1,000 feet of climbing, the 26.3-mile route takes roughly 9 h 57 min, so leaving the trailhead at sunrise puts you back around 4:08 p.m. — 3 h 15 min before sunset.
Loop options
- SOUTHERN NEW ENGLAND TRUNKLINE TRAIL + Southern New England Trunkline — 3.7 mi loop, 104 ft gain
- SOUTHERN NEW ENGLAND TRUNKLINE TRAIL + Southern New England Trunkline + Unnamed trail — 3.8 mi loop, 151 ft gain
- STREETER TRAIL + Unnamed trail + Southern New England Trunkline — 1.5 mi loop, 113 ft gain
Nearby trails
- Blackstone River Bikeway — 14.4 mi
- Mass Central/MCRT — 24.7 mi
- Bay Circuit Trail — 25.5 mi