Trail Running calendar near Gunnison 2025-2026

The Collegiate Peaks Trail Run, celebrating its 35th anniversary, is a renowned trail running event held in Buena Vista, Colorado. Participants can choose between two challenging distances: 25 miles and 50 miles. Established in 1991, the race features a scenic course that follows single-track and je..

The Sky Pilots Ouray Backyard Ultra is a unique running event taking place in Ouray, Colorado. Participants tackle a 4.167-mile course, with the challenge of completing each lap within an hour to continue racing. The event continues until only one runner remains, who must complete one additional lap..

The Dynafit Boneyard Boogie 5K/13K will take place in Eagle on Saturday 17 May 2025. You can run between 6 and 14 kilometers.

The Mt Sopris Run-Off is an exciting trail running event held in Carbondale, CO, featuring two race distances: 10 miles and 25k. Scheduled for May 18, 2025, the race takes participants along the scenic "Up & Over" single track trail, starting at Flying Dog Ranch and finishing at Rock Bottom Ranch. T..

The Spirit Trail Race is an exciting running event held in Buena Vista, Colorado, during Memorial Day Weekend. Participants can choose from various race distances, including a marathon, half-marathon, and 9k. The race promotes community engagement by donating proceeds to local organizations such as..

The Leadville Turquoise Lake 20K is a scenic running event set around the picturesque Turquoise Lake in Leadville, Colorado. Participants will experience breathtaking mountain views as they navigate a course that combines 6.5 miles of hilly paved roads with 5.5 miles of single-track dirt trails. The..

The Fish Hatchery 5K Trail Run is an exciting running event set in the picturesque surroundings of the Leadville National Fish Hatchery in Colorado. Participants will enjoy a scenic cross-country course that meanders through subalpine forests and around the beautiful Evergreen Lakes and lower Rock C..

The San Juan Solstice 50 Mile Run is an annual ultra-marathon held in Lake City, Colorado, typically around the Summer Solstice. Established in 1995, the event has evolved into a community benefit for local EMTs. The race features a challenging course that includes high mountain terrain and varying..

The Leadville Trail Marathon and Heavy Half is a challenging running event held in the historic mining district of Leadville, Colorado. Participants can choose between a 26.4-mile marathon or a 15.4-mile Heavy Half, both featuring stunning alpine trails and reaching elevations over 13,000 feet at Mo..

The John Cappis is a challenging mountaineering event held in Silverton, Colorado, honoring John Cappis, a co-founder of the Hardrock 100. Participants tackle an unmarked, off-trail course that spans approximately 50 kilometers with a staggering elevation gain of 19,000 feet, navigating rugged terra..

The Alma Foundation Race in the Clouds Dirt Festival is an exciting outdoor event taking place in Alma, Colorado, from July 10 to July 13, 2025. Set at an elevation of 10,600 feet, the festival features a variety of activities including mountain bike racing, trail running, a free kids' race, and an..

The Hardrock 100 is a challenging 100-mile ultramarathon held in the San Juan Mountain Range of Southern Colorado. Participants face a total elevation change of 66,394 feet, with an average elevation of over 11,000 feet. The course features a mix of 4WD roads, dirt trails, and cross-country sections..

The Silverheels Trail Runs, part of the Human Potential Running Series, is an annual event taking place in Como, Colorado, featuring a variety of challenging distances including 10-Mile, 19-Mile, 60k, 50-Mile, 100k, and 100-Mile races. Set at an average elevation of over 10,000 feet, the course offe..

The Leadville Silver Rush 50M is a challenging 50-mile trail run that tests participants' endurance and grit against the stunning backdrop of the Rocky Mountains. Set in Leadville, Colorado, the course features approximately 8,000 feet of elevation gain, taking runners through historic mining distri..

The High Lonesome 100 is a challenging 100-mile trail race set in the stunning Sawatch Range of the Colorado Rocky Mountains. Participants will experience a grueling course featuring 23,500 feet of vertical gain, reaching elevations of 13,100 feet. The race includes a loop that traverses beautiful s..

The Ouray 100 Mile Endurance Run is a challenging ultramarathon set in the breathtaking San Juan Mountain range of Colorado. Participants will face approximately 41,862 feet of elevation gain, making it one of the toughest endurance events. The race features stunning views and demanding climbs, culm..

The Audi Power of Four Trail Run is an exciting running event set in the scenic mountains of Aspen Snowmass. Participants can choose from three different race distances: a challenging 50K, a 25K, and a 10K run, catering to various skill levels. This event not only offers a chance to enjoy the beauti..

The Silverton Alpine Marathons, taking place in Silverton, Colorado, offers an exhilarating trail running experience through the stunning San Juan Mountains. Participants can choose from three distances: a 50K, a marathon (approximately 26.7 miles), and an 8-mile run. The courses traverse historic m..

The Kendall Mountain Run, taking place in Silverton, Colorado, features a challenging 12-mile and an 11K race that culminates in a thrilling ascent to the summit of Kendall Mountain at 13,066 feet. Participants will experience breathtaking views of the San Juan Mountains as they climb from 9,318 fee..

The Creede 100 is an exhilarating 100-mile ultramarathon set in the historic mining town of Creede, Colorado. With only 100 spots available, this challenging race offers participants breathtaking views of the San Juan Mountains, including climbs above 12,000 feet and scenic trails along the Continen..