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Routes
Hiking trails & Routes
United States
New Hampshire
Grafton County

Lyme Pinnacle Loop

Easy

4.9

(6259)

9,720

hikers

Lyme Pinnacle Loop

01:19

4.58km

100m

Hiking

Embark on the Lyme Pinnacle Loop for an easy hike through diverse landscapes. You will ascend through beautiful hardwood forests, navigating occasional rocky and rooted sections that add to the adventure. The trail culminates in open ledges, offering expansive 360-degree views of the Connecticut River valley, the rolling Lyme hills,…

Last updated: April 23, 2026

Waypoints

A

Start point

Parking

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1

2.91 km

Acorn Hill

Highlight • Summit

3.82 km

Lyme Pinnacle Conservation Area

Nature Reserve

B

4.58 km

End point

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Way Types & Surfaces

Way Types

4.20 km

379 m

Surfaces

4.56 km

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Elevation

Elevation

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Highest point (400 m)

Lowest point (300 m)

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Weather

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Today

Sunday 10 May

18°C

6°C

11 %

Additional weather tips

Max wind speed: 16.0 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 Lyme Pinnacle Loop?

The trail typically starts from a designated trailhead in Lyme, New Hampshire. Parking is usually available at the trailhead, but it's always a good idea to arrive early, especially on weekends, as spots can fill up quickly.

Is the Lyme Pinnacle Loop dog-friendly?

Yes, the Lyme Pinnacle Loop is a popular choice for dog walkers. Please ensure your dog is kept on a leash and that you clean up after them to help maintain the trail for everyone.

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

The trail is popular from spring through late fall. Each season offers unique beauty, from spring wildflowers to vibrant autumn foliage. While possible, winter hiking requires appropriate gear for potentially icy or snowy conditions.

Are there any fees or permits required to hike the Lyme Pinnacle Loop?

No, there are no entrance fees or permits required to hike the Lyme Pinnacle Loop. The area is part of the Lyme Pinnacle Conservation Area, which ensures continued public access thanks to conservation efforts by the Upper Valley Land Trust and local community support.

How long does it typically take to hike the Lyme Pinnacle Loop?

The average hiking time for the Lyme Pinnacle Loop is approximately 1 hour and 19 minutes, though this can vary based on your pace and how long you spend enjoying the views.

What is the terrain like on the trail?

The trail winds primarily through hardwood forests with a gently rising path. You'll encounter occasional rocky and rooted sections, especially as you climb towards the open ledges near the summit. The descent re-enters the forest, with the 'Grumman's Groove' section noted for its pleasant scenery. Hiking boots are recommended due to potentially rocky and wet areas.

What are the main viewpoints or landmarks along the route?

The highlight is the panoramic 360-degree views from the open summit, offering vistas of the Connecticut River valley, Lyme hills, and glimpses of the Dartmouth Skiway and White Mountains. Just below the summit, you'll find a historic freestanding chimney, a popular landmark and photo opportunity, which is all that remains of Camp Pinnacle for Boys. The trail also passes by Acorn Hill.

Is the trail suitable for beginners or families?

Yes, the Lyme Pinnacle Loop is generally considered an easy to moderate hike, making it a popular choice for beginners, families, and dog walkers. Its relatively short distance and rewarding views make it a worthwhile outing for a wide range of hikers.

Does the trail connect with other well-known paths?

Yes, the route incorporates sections of several official trails. You'll hike along parts of the Grumman's Grove trail, Pike's Passage trail, and Cutting Hill Road.

What should I wear or bring for this hike?

Given the varied terrain, including rocky and potentially wet sections, hiking boots are recommended. Dress in layers suitable for the weather, and bring water, especially on warmer days. Don't forget your camera for the summit views!

Are there any hidden gems or unique features to look out for?

Beyond the obvious 360-degree summit views, keep an eye out for the historic freestanding chimney just below the pinnacle – it's a unique remnant of the past. Also, the descent along 'Grumman's Groove' is particularly pretty and offers a pleasant forest experience.

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