Trail Running Calendar United States 2025-2026

Experience the Black Squirrel Half Marathon at Lory State Park near Fort Collins on September 12, 2026. This 13.5 mile trail course features rolling singletrack with sweeping reservoir and mountain views and a pint glass plus pancake breakf..

Join the Donate Life NC Hero Run in Durham on Sept 13 for a family friendly 5K, 1 mile fun run or Sleep In Superhero option along the scenic American Tobacco Trail. Proceeds support organ, eye and tissue donation outreach.

Tackle technical single track and big climbs at the Macedonia Trail Race in Kent, Connecticut. Choose 12K, 25K, or 50K loops with Cobble Mountain views and rugged trails for a rewarding, scenic challenge.

Join the ROCovery Annual Run/Walk & X Challenge on September 13, 2026 at Mendon Ponds Park to support recovery from substance use. Choose road, trail, combo or virtual 5k and 10k options and enjoy swag, community, and hope.

Heroes and Villains Houston on September 13, 2026 invites runners to dress up and race scenic parks and greenbelts with distances from a kids dash to a half marathon. Enjoy a costume contest with prizes, a DJ, post race snacks, medals and s..

Run Rabbit Run in Steamboat Springs Colorado is a rugged trail ultramarathon with 50 mile and 100 mile options that climb high alpine terrain. Limited fields, major prize money and charity support draw elite and adventurous runners.

The Ragnar Trail Wisconsin will take place in Wausau from Friday 18 September 2026 to Saturday 19 September 2026. You can run 117 miles.

Join Goose Bumps in Stoddard, WI a fundraiser by River City Running Club with timed loop 6 hour and 24 hour options for runners and walkers of any distance. Enjoy an aid station, post race meal, games and the chance to log big miles.

Event details Dirty Spokes "Road Atlanta" is a trail running event at Road Atlanta, Braselton, Georgia on September 19, 2026. The event offers two distances: 9.10 Miles 4.55 Miles Registration is open with a participant cap of 3..

Run the scenic Jordan River Parkway Trail in South Jordan with marathon and half options through wetlands, parks and over bridges. Limited to 300 runners, this friendly race includes free photos, a finisher medal and post race breakfast.

Enjoy a challenging 13 mile trail run in breathtaking Ouray, Colorado, starting and finishing at Fellin Park. This community fundraiser supports the Ouray School and helps fund student trips, with free entry for local students and staff.

Three Sisters Skyline in Sisters Oregon on September 19, 2026 offers a rugged 50K and a scenic half marathon that both finish in town. Run through Ponderosa pine forests, alpine meadows and along mountain streams for an unforgettable trail..

Join Iron Will 100 in Junction City KS on September 19 2026 for 100 mile, 50 mile, 50K and 36 hour events on a fast shaded river trail. Friendly aid stations, finisher buckles and a supportive ultrarunning atmosphere await.

Conquer the Boulder Beast in Lock Haven, PA, a rugged trail race that winds through boulder fields, ridges and technical singletrack. Enjoy free camping, a Friday pre race party and a post race picnic for a true trail weekend.

Trail runs in Charles E Baker State Forest with a 5K for beginners, a family friendly 15K, or a rugged 50K ultra with major climbing in three loops. On site grilled food helps the local school and bonuses await new course records.

Three days of trail racing and community at Wawayanda State Park, with distances from 100 mile to a kids mile. Friday panels and a trail film, free camping, and a partnership with Bigger Than The Trail supporting mental health.

Push your limits at the Bryce Canyon Ultras on September 19, 2026. Choose distances up to 100 Mile and tackle high elevation single track around the Paunsaugunt Plateau, with stunning Bryce Canyon scenery and on site ranch camping.

Experience alpine ridgelines and summit views at the Cirque Series on Crystal Mountain. This challenging roughly eight mile course delivers big climbing, marked trails, aid stations and a festive finish at the resort.

Remote, self supported 100 miler and one loop 100K on rugged Cascade trails around Leavenworth. Expect big climbs, minimal support and a true backcountry test while supporting local search and rescue and veteran organizations.

Run scenic shoreline and single track trails at Granite Beach for the Gold Rush Growler, with new 2026 courses and options of 10 miles or a 5K. Every finisher gets a beer glass and a cold local IPA for ages 21 and over.