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Details of Nashua River Rail Trail
Overview of Nashua River Rail Trail
Explore the great outdoors along this 11 mile bike trail. During the fall months, enjoy the bright colors as the leaves change. Don't want to bike? The trail is also open to walking, rollerblading and horseback riding.
Hours for Nashua River Rail Trail
Sunrise to sunset
Parking at Nashua River Rail Trail
Parking areas for access to the trail are located in Ayer, Groton, and Dunstable.
Ayer Center parking lot
Closed for construction. For more information visit https://www.ayer.ma.us/commuter-parking
Groton Center parking (Court Street 10-15 spaces)
Take I-495 north or south to exit 31, then Rte. 119 west approximately seven miles to Groton Center. Take left at Station Ave. to the on-street parking area beside the trail.
Groton Sand Hill Road parking (10-15 gravel spaces)
Take I-495 north or south to exit 31, then Rte. 119 west approximately ten miles. Take a right on Nod Road and right on Sand Hill Road. Follow Sand Hill Road to parking area on the right after crossing rail trail.
Dunstable state line parking (10 gravel spaces)
Take Rte. 3 to Exit 35, then Rte. 113 west beyond Dunstable Center. Take right on Hollis Street to New Hampshire state line. Parking is on the left.
Activities at Nashua River Rail Trail

Biking
Ride along a former railway and enjoy scenic overviews and wildlife.
All Activities at Nashua River Rail Trail
- Cross-country skiing
- Horseback riding
- Running and walking
- Fishing
Facilities at Nashua River Rail Trail
- Restrooms
- Scenic viewing area
Accessibility at Nashua River Rail Trail
- Accessible bike path
Restrictions at Nashua River Rail Trail
- No alcohol
- No littering
More info for Nashua River Rail Trail
Trail etiquette
- Be courteous of other path users.
- Keep right unless passing.
- Stop at all stop signs.
- Trail is open dawn to dusk. If you have appropriate lights, ride at your on risk.
- Give a clear and audible signal before passing and pass only when it's safe to.
- Travel at a reasonable speed.
- Wear protective headgear. This is required by law for children 16 years and younger, but recommended for all.
- Respect private property next to the trail.
- Carry in, carry out all trash and belongings.