Logo

GTA Challenge

Greenfield, United States • 16 Aug 2025

The GTA Challenge is a 10K trail race held in Greenfield, New Hampshire, organized by the Greenfield Trail Association to support local trail maintenance. The course features a mix of class 6 roads, double track, and single track trails with natural obstacles like rocks and roots, offering a challenging and scenic run. The event is timed using RFID chips and shares the initial 1.5 miles with a mountain bike race before diverging onto separate courses. Participants traveling from afar can camp nearby at Greenfield State Park, which offers a renovated campground and a lake for swimming, enhancing the event's outdoor experience. Visit the organization's website for the most recent information.

United States New Hampshire Greenfield

Race information

Registration
10 km
Age 20 Through 29
10 km
Age 60 +
10 km
Age Group 14 Through 19
10 km
Age Group 30 Through 39
10 km
Age Group 40 Through 49
10 km
Age Group 50 Through 59
Visit the organization's website for the most recent information.
Trail runs nearby

Veterans Count Nashua 5k Fun Run & Walk

Nashua - 24 mi from Greenfield

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.

Pisgah Mountain Trail Races

Chesterfield - 29 mi from Greenfield

The Pisgah Mountain Trail Races, held in Pisgah State Park, Chesterfield, New Hampshire, feature two challenging trail distances: a 50K and a 23K. Organized by the Red Clover Rovers, this event serves as a fundraiser for the New Hampshire Special Olympics, with all profits supporting their mission...

Hooksett Kiwanis 5K Trail Race

Hooksett - 23 mi from Greenfield

The Hooksett Kiwanis 5K Trail Race, held in Hooksett, New Hampshire, is a scenic trail run starting at Heads Pond trail and finishing at the Hooksett Public Library. The course features a hard-packed stone dust surface and wooded conservation trails, offering a natural and enjoyable running experien..

Bear Brook Trail Races

Allenstown - 27 mi from Greenfield

The Bear Brook Trail Races take place in Bear Brook State Park, Allenstown, New Hampshire, offering a marathon, half marathon, and 10K race. The courses feature scenic single-track trails, steep climbs, and expansive blueberry fields, showcasing the park's natural beauty. The marathon consists of ru..

Groton Town Forest Trail Races

Groton - 28 mi from Greenfield

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 - 15 mi from Greenfield

The Midstate Massive Ultra Trail is a challenging point-to-point trail race held in central Massachusetts with segments crossing into New Hampshire, Rhode Island, and Connecticut. Featuring 100-mile, 50-mile, and 50k distances, the race follows the historic Midstate Trail marked by yellow triangle b..

UTMB Index