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Routes
Running trails & routes
United States
Maine
Oxford County

Puzzle Mountain via Woodsum Spur Trail & Grafton Loop Trail

Routes
Running trails & routes
United States
Maine
Oxford County

Puzzle Mountain via Woodsum Spur Trail & Grafton Loop Trail

Hard

5.0

(6772)

15,700

runners

Puzzle Mountain via Woodsum Spur Trail & Grafton Loop Trail

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

A

Start point

Parking

Get Directions

1

299 m

Grafton Loop Trail

Highlight (Segment) • Trail

The Grafton Loop Trail totals 39 miles and is the ultimate off-road loop route in the Mahoosuc Mountains. The trail passes through different nature preserves, wildlife areas, and parks, and …

Tip by

2

5.33 km

Puzzle Mountain Summit

Highlight • Summit

Great views from the summit!

Tip by

B

12.0 km

End point

Parking

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Way Types & Surfaces

Way Types

9.37 km

2.67 km

Surfaces

9.37 km

2.67 km

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Elevation

Elevation

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Weather

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Today

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.

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Frequently Asked Questions

Where can I park for the Puzzle Mountain via Woodsum Spur Trail & Grafton Loop Trail?

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.

Are there any permits or fees required to access the trail?

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.

Is the Puzzle Mountain via Woodsum Spur Trail & Grafton Loop Trail dog-friendly?

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.

What is the best time of year to visit this trail?

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.

How long does it typically take to complete the Puzzle Mountain loop?

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.

What is the terrain like on the trail?

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.

What kind of views can I expect along the route?

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.

Is this trail suitable for beginners or continuous jogging?

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.

Does this route connect with other trails?

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.

What makes the Mahoosuc Range, where this trail is located, particularly challenging?

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.

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