Trail Running Calendar United States 2024-2025

Estes Park's Backyard Ultra is a unique running event set against the stunning backdrop of Lake Estes, Colorado, aimed at supporting Childcare and Family Services in the area. Participants must complete a 4.252-mile loop every hour until only one runner remains, who is declared the winner. The cours..

The High Valley Half is a scenic point-to-point half marathon taking place in Cove, Oregon, and finishing in Union. Runners will enjoy stunning views as they start at Dollar's Corner and navigate a mix of gravel and pavement, including a challenging hill early in the race. The course features aid st..

The Sproul 10K, known as the "Toughest 10K in PA," is set to take place in North Bend, PA, as part of the Rocksylvania Trail Series. This annual event, now in its 18th year, promises a challenging course for participants. Registration opens on July 21st, and runners are advised that there are no ref..

Alpine Solstice is an exciting running event taking place at Swampy Lakes Sno Park in Bend, Oregon, on one of the longest days of the year. The event features two race options: a challenging 53K course that showcases stunning views of Tumalo Falls and the high Cascade peaks, and a more accessible Ha..

Bears Ears Ultra is an exciting running event set in the scenic Abajo Mountains of Monticello, UT, featuring three race distances: 50 miles, 50K, and 30K. Participants will enjoy breathtaking views of Canyonlands National Park, Bears Ears National Monument, and even Monument Valley. The course offer..

The Badder Marsh Night Ultra 50K is an exciting ultra-running event taking place at Fort McAllister in Richmond Hill, GA. Scheduled for June 22, 2024, this race features a flat and fast 3.1-mile loop course through a scenic wetland nature preserve, where participants can encounter local wildlife. Ru..

The Wicked Worm Trail Races take place at Robinette’s Apple Haus in Grand Rapids, MI, featuring a challenging course known for its technical terrain. Participants can choose from three race formats: a 10K, a 6-hour, or a 12-hour race, with the longer events allowing racers to complete loops of 4.2 m..

The Trail Rail Run in St. Regis, MT, offers a variety of race options including 50 Mile, 50K, 30K, 12K, and 5K distances, as well as a 50 Mile team relay and a 50 Mile hand cyclist category. The event takes place on June 21, 2025, along historic railroad grades from Mullan, Idaho to St.Regis, Montan..

The San Juan Solstice 50 Mile Run is a challenging ultramarathon set in the stunning San Juan Mountains of Colorado. This annual event, taking place in June, attracts runners from various backgrounds, offering a unique opportunity to experience the breathtaking scenery and rugged terrain. Participan..

Bizz Johnson's Southside Scramble is an exciting trail running event set in the picturesque Susan River Canyon. Participants can choose from three distances: 22K, 14K, and 7K, all starting and ending at the Hobo Camp Day Use Area. The race features a scenic loop course that includes the Bizz Johnson..

The Whitewater Trail Challenge, part of the Spartan Trail series, takes place in Whitewater, Wisconsin, showcasing a scenic segment of the Ice Age Trail. Scheduled for June 22, 2024, participants can choose from three distances: 10K, half marathon, and 50K. The course features rolling hills and well..

Delirium in Anniston, AL, is a unique running event featuring two distances: a challenging 32K and a 15K. Participants will navigate four distinct trails, each requiring runners to check in at designated points and collect colored wristbands to confirm completion. The 32K course includes technical s..

The Wild Thangs Trail Series is an exciting new trail running event set in the picturesque mountains of Huntsville, AL. Designed for both novice and experienced runners, the series features four races from June to August, offering both short and long distances. Participants can enjoy scenic courses ..

XTERRA DINO Northern Indiana is an exciting off-road running event taking place in South Bend, Indiana, as part of the XTERRA World Tour. Scheduled for June 21, 2025, this event features a variety of races, including an off-road triathlon, duathlon, trail run, and kayak triathlon, catering to both b..

The Night Owl - Vertical Challenge is a unique six-hour night race held at the Byron Herbert Reese Farm in Blairsville, GA. Participants can expect a challenging course featuring approximately 2.34 miles of out-and-back terrain with around 654 feet of vertical gain per lap. The event encourages runn..

The Little Loggers Trail Fest is a free trail running event designed for children ages 12 and under, promoting outdoor activity and the sport of trail running. Hosted by the PA Trail Dogs and ReVibe Gear, the event features a 2.75-mile course with small hills and a potential stream crossing, ensurin..

The Black Hills 100 is an ultramarathon event held annually in Sturgis, South Dakota, featuring four race distances: 100 miles, 50 miles, 50 kilometers, and 30 kilometers. The race takes place on the scenic Centennial Trail, known for its challenging terrain and significant elevation changes, with t..

The Yeti 100 Mile Endurance Run in Washington is an exciting trail running event that features a 100-mile, 100K, and 50-mile race along the scenic Palouse to Cascades trail. Set in the central Cascades, the course offers a manageable elevation gain of 4,000 feet and is primarily composed of crushed ..

The Bigfoot Fun Run in Yacolt, WA, is an annual Fourth of July tradition that features both a 5K and a 10K run or walk. This event is part of the town's Rendezvous Days celebration, offering a festive atmosphere for participants and spectators alike. The race is open to all ages, with special pricin..

The SISU 24 Ultra PNW is an exhilarating 24-hour running event set in the stunning Cascade Mountains near Mount Rainier National Park. Participants can choose from various race styles, including a solo adventure, team challenges, or the ultimate 100-mile race. The event emphasizes self-reliance, wit..