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United States
Massachusetts
Essex County

Merrimack River Trail Loop

Easy

3.0

(4)

89

hikers

Merrimack River Trail Loop

00:54

3.44km

20m

Hiking

Hike the easy 2.1-mile Merrimack River Trail Loop in Andover, MA, featuring river views, hemlock groves, and glacial features.

Last updated: February 26, 2026

Waypoints

A

Start point

Parking

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205 m

Albert Retelle Reservation

Nature Reserve

B

3.44 km

End point

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Way Types & Surfaces

Way Types

3.01 km

425 m

Surfaces

2.38 km

813 m

217 m

< 100 m

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Elevation

Elevation

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Weather

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Today

Saturday 6 June

30°C

14°C

31 %

Additional weather tips

Max wind speed: 21.0 km/h

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Frequently Asked Questions

Where can I park to access the Merrimack River Trail Loop?

The Merrimack River Trail Loop is located within Deer Jump Reservation in Andover, Massachusetts. Parking is typically available at designated areas for the reservation. Arriving earlier in the day is often recommended, especially on weekends, to secure a spot.

Is this trail suitable for beginners or families with children?

Yes, this loop is generally considered an easy hike, making it very suitable for beginners and families. It features minimal elevation changes, making it accessible for a wide range of hikers.

What kind of terrain and natural features can I expect on the loop?

The trail offers diverse terrain, including peaceful hemlock groves, open meadows, and high bluffs overlooking the Merrimack River. You can also observe interesting geological marks from glacial activity, such as steep river banks and striated boulders.

Is the Merrimack River Trail Loop dog-friendly?

While specific regulations for Deer Jump Reservation aren't provided, most trails in similar conservation areas allow dogs. It's always best to check local signage at the trailhead, and typically, dogs should be kept on a leash to protect wildlife and ensure a pleasant experience for all visitors.

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

The trail can be enjoyed year-round. Spring offers lush greenery and blooming plants, while autumn provides vibrant fall foliage. Summer is pleasant, though can be warm, and winter hiking is possible, offering a different, serene experience, especially after a fresh snowfall.

Are there any permits or entrance fees required for hiking in Deer Jump Reservation?

No, there are typically no permits or entrance fees required to access Deer Jump Reservation or hike this trail. It is open to the public for recreational use.

How long does it typically take to complete this loop?

The Merrimack River Trail Loop is approximately 3.4 kilometers (about 2.2 miles) long. Most hikers can complete it in under an hour, with an average duration of around 54 minutes.

Does this loop connect with other trails?

Yes, the route also passes through sections of the Merrimack River Trail, BCT section 4, and the Bay Circuit Trail, offering potential for longer explorations if desired.

What kind of wildlife might I encounter on the trail?

Given its diverse habitats of hemlock groves, meadows, and river frontage, you might spot various birds, small mammals, and other local wildlife. The area's natural communities provide habitat for a range of species.

Are there any cafes or amenities near the trailhead in Andover, MA?

Andover, Massachusetts, offers various amenities, including cafes, restaurants, and shops, which are typically a short drive from Deer Jump Reservation. You can find options for refreshments or a meal before or after your hike in the town center.

Is the Merrimack River Trail Loop a true loop or an out-and-back?

As its name suggests, this is a true loop trail. You will start and end at the same point without having to retrace your steps, offering a continuous and varied hiking experience.

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