Explore the best trail runs in the United States for 2026-2027! Our updated list features 4123 exciting races across the country. Find your next race in the United States below and join the running community at these great events!
Timed night and day trail races on a 3-mile loop at Henry Horton State Park, offering 3, 6, 12 and 24 hour formats, on-course aid, finisher medals, event prizes, and nonprofit proceeds for local school children.
Experience flowing singletrack and deep ravines at Black Partridge Park in Metamora. This five mile trail race features creek crossings and steep climbs through mature Illinois forests.
A point to point 5K in East Hampton beginning at the Connecticut Draft Horse Rescue with shuttle transport from Center School. Bib pick-up is at Center School gym and awards are presented by age group after the race.
The Diamond City Mountain Relay will take place in Townsend from Friday 10 July 2026 to Sunday 12 July 2026. You can run 215 miles.
A Spartan obstacle race weekend on Blue Mountain in Palmerton PA with a 5 km Sprint, 10 km Super, a kids race, spectator chair lift access, and team and service member ticket options.
Utah Spartan Trifecta Weekend at Snowbasin Ski Resort on Jul 11-12, 2026 features Sprint, Super and Beast obstacle races across Mount Ogden with a 3,000 foot climb, plus a kids race, an obstacle workshop, and post-race gondola and dining.
A 5K trail run in Pleasant Grove, Utah organized by the Follow the Flag Foundation to raise funds for veteran and first responder memorial missions. The course moves from a flat first mile to an uphill second mile and a downhill final mile.
A backyard ultra on Portland's Back Cove Trail featuring repeated 4.16 mile loops along a tidal estuary. Two aid stations, on site personnel, free adjacent parking, and volunteer support are provided; refunds are restricted.
Experience a unique four mile trail race through the historic Forest Park in Queens. Run along naturally carved glacial terrain and pine groves with your dog to support a local animal rescue organization.
A 100% dirt half marathon along Deer Creek Reservoir near Midway, UT, with start and finish at the Deer Creek Dam Trailhead. The well marked course has aid stations about 4.3 miles apart and is limited to 150 runners.
A trail half marathon in Bend, Oregon on July 11, 2026 covering 13.1 miles from the Athletic Club of Bend, limited to 300 runners with online registration closing July 9, 2026.
A point-to-point 100K trail ultramarathon through Pennsylvania's Ridge and Valley, crossing Rothrock State Forest and three counties. The all-volunteer event features staffed aid stations, coordinated trail work, and a community Strava grou..
Sawnee Mountain Trail Run is an event presented by Dirty Spokes Productions, an organization that describes its activities as off road cycling adventures and custom bike builds. No further event details are available.