Trail Running Calendar United States 2025-2026

The False Spring Trail Runs is an exciting running event taking place in LaPorte, Indiana, featuring challenging courses through scenic, wooded trails. Participants can choose between a 10K and a Half Marathon, with the latter also offering a relay option. The event is known for its unpredictable we..

The Coast to Crest 10K and 5K is an annual trail race held in Del Mar, California, featuring a flat and fast course ideal for runners seeking personal records. Scheduled for March 21, 2026, this event offers stunning views of the lagoon and a downhill finish. Both the 10K and 5K courses are well-gro..

The OPSF 50/50 Trail Race is a popular running event held in Owen-Putnam State Forest, Indiana, organized by the Indiana Trail Running Association. Participants can choose from various distances, including a 50-mile race, a 50K, a 14-mile run, and a 10K trail race. The course features predominantly..

The Canyonlands Half Marathon, first held in 1976, has grown into a popular running event attracting thousands of participants each March in Moab, Utah. Runners enjoy breathtaking views of the iconic red rock formations and the Colorado River, with the course running alongside Arches National Park...

The Skunk Ape 806/314 Trail Race is an exciting running event taking place on March 21, 2026, at Lowell Park in Dixon, IL. Participants can choose between two challenging distances: 33.75 miles to be completed in 8 hours and 6 minutes, or 13.5 miles in 3 hours and 14 minutes. The race features a uni..

The Trail Trashed Ultra is an exciting running event held in Henderson, NV, featuring various trail distances including 50k, marathon, half marathon, 10k, and 5k. Participants can expect adventurous and scenic routes that showcase the stunning landscapes of Las Vegas and its surroundings. The event..

The Hungryland Trail Races, set in the scenic Hungryland Slough Natural Area in Palm Beach County, offers a unique running experience with two race options: the 33-Hour Jogger Slogger and the 6-Hour Runner Gunner. The 14.3-mile loop showcases diverse ecosystems, including wetlands and prairies, whil..

The Canebrake 200 Miler is an exciting ultra-running event organized by Yeti Trail Runners, set in the scenic Sweetwater Creek State Park. This challenging race features a 200-mile course with a generous 96-hour cutoff, allowing participants to experience a supportive community while navigating thro..

The Arizona Monster 300 is an extreme 308.6-mile point-to-point trail run through the stunning Sonoran Desert in Southern Arizona. Organized by Destination Trail, this challenging event features a diverse terrain, including 84% single-track trails, and significant elevation changes with a total gain..

The Bootlegger 100 Mile Trail Race, hosted by Revolution Running, is set to take place in Flovilla, GA, featuring a 100-mile, 50-mile, and a 12-mile race. This event showcases a scenic 12.5-mile loop course designed for both beginners and experienced runners, with well-stocked aid stations and easy..

The Georgia Death Race is a challenging 74-mile trail running event held in Blairsville, Georgia, starting at Byron Herbert Reece Farm and ending at Amicalola Falls State Park. Participants must carry a 1-pound railroad spike throughout the race, which symbolizes their journey. The course features a..

The Crown King Scramble is a renowned 50K footrace held in Arizona, celebrating its 33rd edition. This challenging event takes participants on a scenic journey from Lake Pleasant Regional Park to the historic Crown King Saloon, traversing the diverse landscapes of the Sonoran Desert and the Bradshaw..

The Bad Ass Backyard Ultra, held in Rio Linda, California, is a unique running event where participants complete 4.16-mile loops within one hour, starting a new loop every hour on the hour. The event, which began as a grassroots gathering in 2023, has evolved into an official race under the Singletr..

The 3 Chaparrals 3/6 Hour Trail Run is an exciting endurance event set in Palo Duro Canyon State Park, featuring a 4-mile loop course. Participants can choose to run for either 3 or 6 hours, aiming to cover the greatest distance possible within their selected time frame. The event includes a single..

The Behind the Rocks Ultra is an exciting trail running event held in Moab, Utah, featuring multiple race distances: 50 Miler, 50K, 30K, and 10 Miler. Set against the stunning backdrop of the Behind the Rocks Wilderness Study Area, participants will navigate a variety of terrains, from smooth double..

The Sleeping Giant Trail Runs is a challenging new race set in one of Connecticut's iconic parks, known for its diverse trails. Participants can choose between a 25K and a 50K course, both featuring over 3,000 feet of elevation gain. The event showcases a mix of smooth carriage roads and technical,..

Incline Vista is an exciting trail race taking place at Cline Butte in Redmond, Oregon, featuring stunning 360-degree views of the Cascades, Smith Rock, and the Ochoco Mountains. The event offers two race options: a 20-mile course with approximately 2000 feet of elevation gain and a half marathon wi..

The Nature Made Great Race is an annual running event held in Agoura Hills, California, featuring a variety of race distances including a half marathon, 10K, 5K, and a 1-mile fun run. Celebrating its 40th anniversary in 2025, the event is renowned for its scenic routes through the Santa Monica Mount..

The Matzah Miles 5k Trail Run and 1 Mile Family Walk is a festive event celebrating Passover, set to take place in Medford, NJ. Participants can choose between a competitive 5K trail run, a leisurely 1-mile family walk, or a fun 50-yard Kids Dash. The event features a pre-race warm-up, games for chi..

The Nanny Goat event, now postponed to May 23-24, 2026, is a unique running experience held at a private horse ranch in Riverside, CA. Participants can choose from various race formats, including 6-hour, 12-hour, 24-hour, and a 100-mile challenge, with the goal of completing as many laps as possible..