Trail Running Calendar United States 2025-2026

The Great Marsh Mud Mosey is an exciting running event taking place in Elverson, PA, featuring a 5K run and a 1-mile mud walk. Set in a unique private property, the course offers a scenic experience through marsh ponds, wooded areas, and grassy fields. Proceeds from the event benefit the Great Marsh..

The Full Circle Trail Race is set to take place in Lewisville, Texas, featuring a variety of running events including a Full Circle 26.2-mile marathon, a 13.1-mile half marathon, a 10k, a 5k, and a 1-mile youth trail run for participants aged 12 and under. This event aims to promote the restoration..

The Flint Hills 50 and Marathon is a scenic running event taking place in Manhattan, Kansas, featuring a 50-mile ultramarathon and a traditional marathon. Participants will enjoy a challenging course primarily on dirt roads, with significant elevation changes and multiple aid stations. The marathon..

The Loop the Lookout Trail Run, taking place at Pinnacle Peak Park in Enumclaw, WA, features a variety of race distances including 5k, 10k, and 15k, along with a free 0.8-mile kids' run. This event is part of the Goat Series, known for its challenging hilly courses, providing an excellent opportunit..

The Firefly Trail Run is an exciting running event taking place in Hendersonville, NC, featuring a beautiful course that includes a ~3-mile trail loop with stunning views of waterfalls and mountain creeks. Participants can choose from a 12-hour, 6-hour, or 5K race format, making it accessible for ru..

The Wild Canyon Ultra is an exciting trail running event taking place at Caprock Canyons State Park in Quitaque, Texas. Scheduled for April 12, 2025, participants can choose from various distances including 5K, 10K, 25K, and 50K. The race features a unique course that winds through rugged terrain, s..

The Race to Space is an exciting running event scheduled for April 12, 2025, in McMinnville, Oregon. Participants can choose from various timed races, including the Journey to Pluto (8 hours), Solar Shuffle (6 hours), Mission to Mars (3 hours), Moon Shot (1 hour), and a Space Sprint relay for teams..

The Bells Bend 6 Miler, organized by Nashville Running Company, is a trail running event taking place at Bells Bend Park in Nashville, TN, on April 12, 2025. This scenic race features over 800 acres of natural terrain, with soft trails ideal for both novice and experienced runners. Participants can..

The Florida Run at Colt Creek State Park offers an exciting trail running experience featuring three distances: a 5K, 10K, and half-marathon. Set against the stunning backdrop of Florida's natural beauty, participants will navigate through lush pine forests, serene lakeshores, and open meadows. The..

The Dueling Banjos 5K & 10K is a unique running event taking place in Huntsville, AL, featuring a challenging uphill 5K trail race followed by a fast downhill 10K. Participants must register for both races to receive a bib, as the event aims to test runners' endurance and speed across rugged terrain..

The 6 Hours of Power event at Caesar Creek State Park invites participants to run as many 5K loops as possible within a six-hour timeframe. Organized by Wolf Pack Adventures, the race requires runners to complete at least four loops to officially finish. The event features a scenic course with a mix..

The Gunpowder Keg Ultra, hosted by the Baltimore Road Runners Club, features a scenic trail race in Gunpowder State Park, Parkton, MD. Participants can choose between a 25K or 50K distance, with the course consisting of a 15.5-mile loop of single track, fire road, and asphalt. Runners can switch dis..

The Whiskey Basin Trail Runs, scheduled for April 12, 2025, in Prescott, Arizona, offers a variety of challenging distances including 91K, 60K, 33K, half marathon, and 10K. The event showcases the scenic Prescott Circle Trail, with all races starting and finishing at Watson Lake Park, featuring stun..

The Helenback Race Series is an exciting running event set in the scenic trails surrounding Helen, Georgia. Participants can choose from three race options: a marathon, half marathon, and a 4-miler, all designed to challenge runners while showcasing the area's natural beauty. The event features a po..

The Rim Runner Trail Races, taking place in Sewanee, TN, features a variety of challenging distances including a 100 Miler, 50 Miler, Marathon, and Half Marathon. Set against the scenic backdrop of Franklin State Forest, the event highlights the beautiful West Rim and West Side trails, offering runn..

The Woodside Crossover is a trail running event taking place on April 12, 2025, at Huddart County Park in Woodside, California. Participants can choose from four distances: 10K, Half Marathon, 35K, and 50K, catering to runners of all skill levels. The course features scenic trails through redwood fo..

Bucky's Boot Top Prohibition Run is an exciting trail running event taking place in Pine Mountain, GA, as part of the Southern Singletrack Trail Series. Scheduled for April 12, 2025, this race features three distances: 7K, 14K, and 21K, all set on a scenic loop trail that showcases the natural beaut..

The Walla Walla 6 Hour is a unique trail running event taking place in Walla Walla, Washington, designed to celebrate female camaraderie within the trail running community. Scheduled for April 12, 2025, this event features a 6-hour race on the scenic Whitetail Trail, which encompasses a 5-mile loop..

The Cottontail 6 & 12 Hour event, taking place in Seattle's Carkeek Park, offers participants a unique running experience on a scenic 1.93-mile loop. Scheduled for April 12, 2025, this event allows runners to choose between a 6-hour or 12-hour challenge, with the option to complete as many laps as t..

Outlands is an exciting endurance race set to take place on April 12, 2025, at Peninsula Campground in Pilot Hill, California. Participants can choose between two challenging distances: a 50K and a 50-mile race, both designed to showcase the stunning trails and natural beauty surrounding Folsom Lake..