Nashua River Rail Trail
Nashua River Rail Trail
4.6
(6018)
13,016
hikers
06:34
25.5km
120m
Hiking
Embark on a challenging hike along the Nashua River Rail Trail, a difficult route spanning 15.9 miles (25.5 km). You will experience a gentle elevation gain of 404 feet (123 metres), taking approximately 6 hours and 33 minutes to complete. The trail offers a varied landscape, winding through wetlands, ponds,…
Last updated: April 23, 2026
Waypoints
Start point
Parking
Get Directions
7.80 km
Perry Land
Nature Reserve
15.0 km
Moors Schoolhouse
Ruins
16.0 km
Highlight • Lake
Tip by
24.1 km
Nashua River Shoreline
Nature Reserve
25.5 km
End point
Parking
Way Types & Surfaces
Way Types
14.4 km
4.44 km
4.24 km
2.41 km
< 100 m
Surfaces
13.5 km
6.74 km
4.49 km
755 m
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Elevation
Highest point (120 m)
Lowest point (50 m)
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Weather
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Today
Friday 22 May
19°C
4°C
0 %
Additional weather tips
Max wind speed: 10.0 km/h
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This route was planned by komoot.
Multiple parking areas are available along the route in various towns it connects, including Ayer, Groton, and Pepperell. The southern end in Ayer is also conveniently located near an MBTA commuter rail station, allowing easy access from Boston (bikes are permitted on most trains).
The trail is predominantly a paved asphalt pathway, making it very accessible. As a former railroad corridor, it features a relatively flat grade, with only a slight downhill slope when traveling from south to north. For much of its length, an unpaved equestrian trail runs parallel, offering an alternative surface. While generally smooth, some minor bumps from tree roots are present in certain sections and are often marked.
Yes, the trail is classified as an easy route, welcoming to hikers of all fitness levels and abilities. Its flat, paved surface makes it ideal for families with strollers or those using wheelchairs, as well as beginners looking for a gentle outdoor experience.
The route winds through a varied and picturesque landscape, including wetlands, ponds, wooded areas, swamps, and farmland. You'll find continuous views of nature, with deciduous forests providing shade and vibrant fall foliage. The trail also parallels the Nashua River and Pepperell Pond for significant stretches. A notable highlight is Groton School Pond. You can also spot century-old granite mileage markers and murals in Groton depicting the corridor's history.
The trail offers a great experience year-round. During warmer months, the deciduous forests provide ample shade. In autumn, the foliage transforms into a spectacular display of colors. It's also suitable for cross-country skiing in winter. Wildlife sightings are common throughout the year.
Yes, the trail is generally dog-friendly. However, it's always best to keep your dog on a leash and ensure you clean up after them to maintain the trail's cleanliness for all users.
No, there are no permits or entrance fees required to access and enjoy the Nashua River Rail Trail. It is freely accessible to the public.
Wildlife sightings are common along the trail. Keep an eye out for beavers, herons, swans, bald eagles, owls, deer, and turkeys, which are frequently observed by trail users.
Yes, the 12.5-mile trail serves as a community connector, linking several towns including Ayer, Groton, Pepperell, and Dunstable in Massachusetts, and extending into Nashua, New Hampshire. This connectivity allows for stops in charming towns with shops, eateries, and even ice cream shops. The route also passes through sections of the Nashua River Rail Trail, Groton Tour, Mclains/Fitch Woods, South Groton Tour, and Wattles Pond Loop.
While the trail itself may have limited facilities, its role as a community connector means you can find restrooms, water, and refreshment points in the towns it passes through, such as Ayer, Groton, and Pepperell.
Due to its paved, flat surface and multi-use designation, the trail is popular for a variety of activities beyond hiking. These include cycling, inline skating, and cross-country skiing in winter, making it a versatile recreational corridor year-round.