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Hiking trails & Routes
United States
New Hampshire
Belknap County

Mount Klem and Mount Mack Loop

Moderate

4.6

(4872)

5,386

hikers

Mount Klem and Mount Mack Loop

03:00

9.86km

340m

Hiking

Embark on the Mount Klem and Mount Mack Loop for a moderate hiking experience through varied terrain in Belknap Mountain State Forest. This 6.1-mile (9.9 km) route features some steep and rocky sections as you ascend, gaining 1100 feet (335 metres) in elevation. You can expect to complete the loop…

Last updated: April 23, 2026

Waypoints

A

Start point

Parking

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1

2.64 km

Round Pond

Highlight • Lake

The trail leads down to the marshy edge of the pond where you can look out over the sparkling water to Mount Mack. This is an especially stunning spot in the summer and autumn.

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B

9.86 km

End point

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Way Types & Surfaces

Way Types

5.12 km

4.74 km

< 100 m

Surfaces

4.78 km

3.97 km

1.11 km

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Elevation

Elevation

Nothing selected – click and drag below to see the stats for a specific part of the route.

Highest point (600 m)

Lowest point (330 m)

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Weather

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Monday 24 August

23°C

15°C

-- %

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Frequently Asked Questions

How long does it typically take to hike the Mount Klem and Mount Mack Loop?

This loop is generally completed in about 3 hours, based on an average hiking pace. However, your actual time may vary depending on your fitness level, how often you stop for views, and trail conditions.

What is the terrain like on this loop trail?

The terrain is quite varied. You'll start with a descent on the East Gilford Trail, then transition to a logging road (East Gilford Fire Road) that gradually climbs and becomes rocky. As you progress, paths narrow and wind through dense coniferous forests. Expect ledgy areas, stone walls, and some wet sections. Connecting trails can feature steep, slippery slabs and talus fields, especially in certain conditions.

What are the best viewpoints or landmarks along the route?

A notable feature is the picturesque Round Pond, which the trail passes by. Mount Mack itself offers two excellent viewpoints to the south and west. While Mount Klem's summit is wooded, a nearby ledge provides stunning panoramas to the north and northwest, including views of Lake Winnipesaukee and other peaks like Belknap, Gunstock, and Moosilauke.

When is the best time of year to hike the Mount Klem and Mount Mack Loop?

The trail is particularly appealing in seasons with lush greenery and open views, such as late spring, summer, and fall. In colder months, be prepared for snow and ice, which necessitate appropriate gear like microspikes or snowshoes.

Is the Mount Klem and Mount Mack Loop suitable for beginners?

This loop is considered of moderate difficulty. While some parts are wide and easy, hikers should be prepared for steep and rocky sections, as well as the overall length and elevation gain. It's not typically recommended for absolute beginners unless they have some prior hiking experience and are prepared for varied terrain.

Are dogs allowed on the Mount Klem and Mount Mack Loop?

Yes, the Mount Klem and Mount Mack Loop is generally dog-friendly. However, it's always best to keep your dog on a leash and ensure you pack out any waste to preserve the natural environment for everyone.

Where can I park for the Mount Klem and Mount Mack Loop?

Specific parking details are not provided in the trail data, but access to trails in the Belknap Range typically involves designated parking areas near trailheads. It's advisable to check local Belknap Mountain State Forest resources or recent trail reports for the most up-to-date parking information before your visit.

Are there any fees or permits required to hike in Belknap Mountain State Forest?

As this trail is located within the Belknap Mountain State Forest, there may be parking fees or state park entrance fees depending on the specific trailhead and time of year. It's recommended to check the official New Hampshire State Parks website or local Belknap Range trail association for current fee structures and any required permits.

Does this loop connect with other trails in the Belknap Range?

Yes, the Mount Klem and Mount Mack Loop is part of the extensive Belknap Range trail network. The route itself utilizes sections of the Round Pond Trail, Gilford Fire Road, Belknap Range Trail, Round Pond / Piper Link, and East Gilford Trail, offering opportunities to explore further if you wish to extend your hike.

What should I pack for a hike on this trail?

Given the moderate difficulty and varied terrain, essential items include sturdy hiking boots, plenty of water, snacks, a map or GPS device (like komoot's app), and appropriate layers of clothing. If hiking in colder months, be sure to bring traction devices like microspikes or snowshoes, as well as warm, waterproof gear.

Are there options to extend the hike beyond the standard loop?

Yes, for those looking for a longer challenge, the loop can be extended to include Mount Anna, making for a broader circuit of approximately 8.4 miles (13.5 km). This allows you to explore more of the Belknap Range's extensive trail network.

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