Logo

Tarc Wapack and Back

Ashburnham, United States • 9 May 2026

The TARC Wapack and Back is a challenging trail running event held annually in Ashburnham, Massachusetts, along the scenic Wapack Trail. Offering three distance options—21.5 miles, 43 miles, and 50 miles—the race features rugged terrain with rocky ledges, boulder fields, granite slabs, and technical single-track trails. Elevation gain is significant, with the 50-mile course totaling around 10,800 feet.

Participants enjoy stunning views of the Boston skyline, Berkshire, Green, and White Mountains. The event emphasizes environmental stewardship with a Leave No Trace policy and includes multiple aid stations, drop bag support, and a supportive community atmosphere. It is a sold-out race known for its camaraderie and challenging course. Visit the organization's website for the most recent information.

United States Massachusetts Ashburnham

Race information

Website
50 mi
10800 m+
50 Mile Ultramarathon
43 mi
43 Mile Ultramarathon
21 mi
21.5 Mile Trail Race
Visit the organization's website for the most recent information.
Trail runs nearby

GTA Challenge

Greenfield - 21 mi from Ashburnham

The GTA Challenge will take place in Greenfield on Saturday 16 August 2025.

TARC Fall Classic

Carlisle - 29 mi from Ashburnham

...

The TARC Fall Classic is a popular trail running event held at Great Brook Farm State Park in Carlisle, Massachusetts, offering a range of distances including 10K, half marathon, 20 mile, 50K, and 50 mile races, plus a Yeti Mischief Mile and a free youth fun run. The courses wind through scenic New..

Veterans Count Nashua 5k Fun Run & Walk

Nashua - 24 mi from Ashburnham

The Veterans Count Nashua 5k Fun Run & Walk will take place in Nashua on Sunday 14 September 2025. You can run between 5 and 5 kilometers.

Groton Town Forest Trail Races

Groton - 17 mi from Ashburnham

The Groton Town Forest Trail Races, held in Groton, Massachusetts, offer two challenging trail running distances: 9.5 miles and 3.4 miles. The courses wind through the scenic Groton Town Forest, featuring well-marked paths with no road crossings, combining narrow dirt roads and single-lane trails fi..

Midstate Massive Ultra Trail

New Ipswich - 6 mi from Ashburnham

The Midstate Massive Ultra Trail is a challenging point-to-point endurance race held in New Ipswich, New Hampshire, traversing the Appalachian Midstate Trail through central Massachusetts and crossing into New Hampshire, Rhode Island, and Connecticut. Scheduled for October 11-12, 2025, it offers thr..

UTMB Index

Ghost Train Trail Races

Brookline - 14 mi from Ashburnham

The Ghost Train Trail Races, held in Brookline, New Hampshire, is the state's original 30-hour ultramarathon event along the historic Granite Town Rail Trail. Participants can choose from multiple race options including a 30-hour ultramarathon, a 30-hour 7-person relay, a 30-mile haunted night race,..