Puzzle Mountain via Woodsum Spur Trail & Grafton Loop Trail
Puzzle Mountain via Woodsum Spur Trail & Grafton Loop Trail
5.0
(6772)
15,700
runners
02:00
12.0km
730m
Running
Prepare for a difficult jogging route up Puzzle Mountain, covering 7.5 miles (12.0 km) with a significant elevation gain of 2394 feet (730 metres). This challenging journey, estimated to take around 1 hour and 59 minutes, winds through varied terrain in the Mahoosuc Mountain Range. You will encounter sections with…
Last updated: April 23, 2026
Waypoints
Start point
Parking
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299 m
Highlight (Segment) • Trail
Tip by
5.33 km
Highlight • Summit
Tip by
12.0 km
End point
Parking
Way Types & Surfaces
Way Types
9.37 km
2.67 km
Surfaces
9.37 km
2.67 km
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Elevation
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Saturday 30 May
13°C
3°C
19 %
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Max wind speed: 17.0 km/h
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This route was planned by komoot.
Specific parking details for the Woodsum Spur Trailhead are usually available through local land trust websites or trail guides. It's advisable to check the Mahoosuc Land Trust's official resources for the most current information regarding parking at the Stewart Family Preserve.
The Woodsum Spur Trail is located within the Stewart Family Preserve, which is protected by the Mahoosuc Land Trust. Generally, access to such preserves is free for day use, but it's always a good idea to check the Mahoosuc Land Trust's website for any specific regulations or donation requests.
Yes, dogs are generally allowed on the trails within the Stewart Family Preserve. However, they must be kept on a leash at all times to protect wildlife and ensure a pleasant experience for all trail users. Please remember to pack out all pet waste.
The trail offers different experiences throughout the year. Late spring through early fall (May to October) is ideal for hiking, with wildflowers in spring and vibrant foliage in autumn. However, be prepared for potentially slippery conditions on rocks and roots, especially after rain. Winter hiking is possible but requires appropriate gear for snow and ice.
The 7.6 to 7.7-mile lollipop loop, combining the Woodsum Spur and a section of the Grafton Loop Trail around Puzzle Mountain, typically takes experienced hikers a few hours to complete. The significant elevation gain and challenging terrain mean it's not a quick route.
The terrain is varied and demanding. Expect a gradual ascent that becomes significantly steeper, involving considerable rock scrambling and climbing over ledges. Portions are characterized by exposed ledges, numerous roots, and rocks. Loose gravel is also present on steep sections. When wet, the trail, particularly the descent, can become treacherous and slippery.
The trail is renowned for its expansive and rewarding views. You'll be treated to panoramic vistas of the Mahoosuc Mountain Range, the Bear River Valley, and the distant Presidential Range. Highlights include views of Sunday River and picturesque emerald forests. The open summit of Puzzle Mountain Summit and various ledges provide numerous scenic overlooks.
This route is generally rated as moderate to challenging for hiking due to significant elevation gain and rugged terrain. For jogging, it is not ideal for continuous running. The technical nature, including rock scrambling, steep ascents, and slippery sections, makes it suitable only for very experienced and well-prepared trail runners accustomed to highly challenging conditions.
Yes, the route utilizes sections of the Grafton Loop Trail and the Woodsum Spur Trail. The Grafton Loop Trail itself is part of a larger 38.6-mile system that connects to the Appalachian Trail, making this a segment of a significant backcountry hiking network. The route also briefly crosses Chase Hill Drive/Snowmobile ITS 82.
The Mahoosuc Range is widely considered one of the most rugged and challenging mountain ranges in the eastern United States. Its trails, including this one, are known for their steep, rocky, and root-filled terrain, often requiring scrambling over ledges and boulders. This demanding environment offers a true test of endurance and skill for hikers.