Trail Running Calendar United States 2025-2026

The Almaden Hills Trail Run - Fall takes place in Almaden Quicksilver Park, located in the scenic Almaden Valley near San Jose, CA. This trail running event offers a variety of distances including 50K, Trail Marathon, 30K, Half Marathon, 10K, 8 Mile, and 5K races. The course features a mix of approx..

The Day of the Dead (Legs) is a challenging endurance running event held in Albuquerque, New Mexico, featuring the notorious Whitewash climb. Participants tackle a 10-hour mountain repeat challenge on Saturday, running up and down a steep, technical 0.5-mile trail with 500 feet of elevation gain per..

The Blackout 5k/10k is a mountain race held at Cranmore Resort in North Conway, NH, on November 1, 2025. Participants can choose between a 5K or 10K course, which features a mix of access roads and ski trails, illuminated with reflective flagging and LED lanterns. The event includes check-in, bib pi..

The Fall Back Into the Trails Series is a trail running event held in Lagrangeville, NY, at the Red Wing Recreation Area. Taking place over the weekend of November 1-2, 2025, it features multiple race distances, including a 50K, 10K, and a 100K ultramarathon. The event offers challenging courses wit..

The Ultra Bird 12hr and 6hr Trail Races is an endurance event held at Pigeon Creek Park in West Olive, MI. Participants can choose from various races, including a 12-hour, 6-hour, 3-hour Ruck, 5K, and 10K. The event features scenic, well-groomed trails with elevation changes and encourages community..

The No Man's Land Trail Run takes place at Sam Houston Jones State Park near Lake Charles, Louisiana. It offers three distances: 50K, 25K, and a 7.78-mile looped course. The trail features an 8-mile loop around the park's perimeter, mostly on technical single-track trails with roots, twists, turns,..

The Kettlebell Kountdown is a unique endurance race held at Oak Mountain State Park in Pelham, Alabama. Participants run a one-mile loop carrying a 20-pound kettlebell, completing up to 31 laps totaling 31 miles (50K). Each lap must be finished within a decreasing time limit, with rest allowed betwe..

The Mountain Masochist Trail Run (MMTR) is a renowned ultramarathon held in Montebello, Virginia, featuring 100K, 50-mile, and 50K distances. Celebrated as one of the best trail races in the Eastern U.S., the course starts and finishes at Montebello Campground, traversing the scenic Blue Ridge Mount..

Tideland 24 is a fully supported 24-hour ultramarathon held in Cedar Point, North Carolina, within the scenic Croatan National Forest. Participants run on the USATF-certified 1.37779-mile Tideland National Recreation Trail, which loops through the White Oak River, salt marshes, and forest. The cours..

Fire Tower Frenzy is a challenging trail running event held in Ellijay, Georgia, featuring two distances: a 40-mile race and a new 100K option. The course traverses the scenic Cohutta Wildlife Management Area across Gilmer and Murray counties, including summiting Grassy Mountain and visiting a fire..

The ORRRC Broken Toe 50K & 25K & Ruck is an exciting trail running event taking place in Wilmington, Ohio, featuring a scenic course through wooded areas, rolling hills, and creek crossings. Participants can choose between a 50K ultra, a 25K run, or a rucking challenge, with the 50K runners completi..

The Montana Cup is a cross-country running event held in Bozeman, Montana, designed to unite runners from across the state. This team competition features various age categories for both men and women, allowing participants to race for a traveling trophy. The event emphasizes camaraderie among Monta..

The New Hope Wesleyan Ultra Trail Run, held at O'Bannon Woods State Park in Harrison County, Indiana, is the area's first ultra marathon trail event. Scheduled for November 1, 2025, it offers three race distances: a rugged 50K ultra featuring two 13.5-mile loops plus a 4-mile loop with about 3,500 f..

The Deadman Peaks Trail Run, held near Cuba, New Mexico, is a challenging and scenic high desert race along the Continental Divide Trail through the Rio Puerco Valley. The course features mostly single-track trails with some jeep roads, traversing diverse terrain including sand, rocks, slickrock, an..

The Wildwood Canyon Trail Run takes place in Wildwood Canyon State Park, Yucaipa, California, featuring a scenic 3.6-mile loop course with nearly 600 feet of vertical gain per loop. Participants have 8 hours to complete as many loops as possible, showcasing the park's rugged canyons, meadows, and oa..

The Friends of Government Canyon Recharge Run is an annual trail running event that features both a 15K and an 8K race, taking place in the scenic Government Canyon State Natural Area, where dinosaurs once roamed. This year marks the 12th anniversary of the event, which serves as a fundraiser for th..

The Hamsterwheel is an annual ultrarunning event held in New Boston, NH, featuring races of 6, 12, 24, and 30 hours, including relay options. Runners traverse a scenic, largely flat 4-mile loop along the New Boston Rail Trail, starting near the Hillsborough County Fairground. The event encourages pa..

The Icebox 480/240 is a timed endurance running event held at Whitetail Ridge in River Falls, Wisconsin, near the Twin Cities. Participants choose between a 4-hour (240 minutes) or 8-hour (480 minutes) challenge, running multiple loops of a scenic single-track trail approximately 5 miles per loop. I..

The ZombieRunner Halloween event is a festive running competition taking place in San Jose, CA, featuring a variety of race distances including a 5K, 10K, Half Marathon, and Marathon, along with youth categories and a free Kid's Run. Participants are encouraged to dress in Halloween costumes for a c..

The Noland Trail 50K & Relay is a unique running event held in Newport News, Virginia, within The Mariners’ Museum Park. Participants can choose to run the solo 50K race or join a relay team of 2 to 6 members to complete six laps on the scenic Noland Trail, with short course sections before and afte..