Trail Running calendar near Lake City 2025-2026

The Cannibalism SnowShoe Scramble is an exciting winter event taking place at Lake San Cristobal in Lake City, Colorado. This annual race features a 5K challenge course for adventurous participants and a 1-mile fun route suitable for families and casual snowshoers. Participants are encouraged to dre..

The Gothic Mountain Tour is a scenic running event taking place in Crested Butte, Colorado, featuring two courses: a 23.5-mile competitive race and a 17.85-mile recreational race. This challenging event offers participants a unique opportunity to circumnavigate the stunning Gothic Mountain, making i..

The Pine Needle Langlauf Nordic Ski Race is a premier freestyle skiing event taking place in Durango, Colorado. This challenging race features multiple distances, including a 30K, 20K, 10K, 4K, and a 2K for younger participants. The event promises stunning views, thrilling descents, and excellent sn..

The 20th Annual Run Through Time Trail Marathon and Half Marathon will take place in Salida, Colorado, featuring a marathon, half marathon, and a 2-mile run. The event showcases scenic and challenging courses on dirt roads and narrow trails, with elevations ranging from 7,000 to 9,000 feet. Particip..

The Sky Pilots Ouray Backyard Ultra is a unique running event held in Ouray, Colorado, featuring a "last person standing" format. Participants complete a 4.167-mile course, and if they finish within an hour, they continue to run each hour until only one runner remains. The course is designed to be a..

The Vallecito Lake Heavy Half is a scenic half marathon set around the picturesque Vallecito Reservoir in Colorado's San Juan Mountains. Scheduled for May 17, 2025, this unique race offers participants the chance to run on private property typically closed to the public, including a segment across V..

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 John Cappis is a challenging mountaineering event held in Silverton, CO, honoring John Cappis, a co-founder of the Hardrock 100. Participants tackle an unmarked, off-trail course of approximately 50K with a significant elevation gain of 19,000 feet, navigating rugged terrain and varying altitude..

The Hardrock 100 is a challenging 100-mile ultramarathon held in the San Juan Mountains of southwestern Colorado. Participants face a total elevation change of 66,000 feet, with an average elevation of over 11,000 feet, making it one of the most demanding endurance runs in the world. The course feat..

The Ouray 100 Mile Endurance Run is a challenging ultramarathon set in the breathtaking San Juan Mountain range of Colorado. Participants face approximately 41,862 feet of elevation gain over the course of the race, making it one of the toughest endurance events. Runners must complete eight hours of..

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 loop course featuring 23,500 feet of vertical gain, reaching elevations of up to 13,100 feet. The race traverses beautiful singletrack trails,..

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 ascends to the summit of Kendall Mountain, reaching an elevation of 13,066 feet. Participants will experience a thrilling climb from 9,318 feet, culminating in a vertical scramble to th..

The Creede 100 is an exhilarating 100-mile ultramarathon set in the historic mining town of Creede, Colorado. Scheduled for July 26, 2025, this challenging race offers participants breathtaking views of the San Juan Mountains, with elevations exceeding 12,000 feet. The course features pristine singl..

The Box Canyon Trail Races, set in the stunning high country of Telluride, Colorado, features two challenging courses: a 30K and a 10-mile race. The 30K course offers a scenic loop with approximately 5,800 feet of vertical gain, taking runners through alpine meadows and past iconic landmarks like Br..

Grand Mesa Ultras is an exciting mountain running event held in Grand Mesa, Colorado, featuring races of 50 miles, 55K, and 30K. Set on the world's largest flat-topped mountain, participants can expect challenging trails with rocky climbs, flowing single tracks, and stunning alpine scenery. The even..

The High Five 100 is an ultra-running challenge held in Lake City, CO, designed for elite runners seeking a rigorous test of endurance. Participants must navigate a course that includes 22 designated locations, comprising 6 checkpoints for crew support and 16 proof points to verify their journey. Th..

The San Juan Softie 100 is a challenging 100-mile ultra marathon set in the stunning San Juan mountains of southwest Colorado. Participants will navigate an average elevation of nearly 10,000 feet, with a total ascent of over 20,000 feet, making it a true test of endurance and skill. The event empha..

The Telluride Mountain Run is a challenging and technical race set in the stunning San Juan Mountains near Telluride, Colorado. Participants can choose from three demanding routes: 40 miles, 24 miles, and 13 miles, all featuring old mining roads, singletrack trails, and alpine tundra. Runners will n..

The Rio Grande 100 is an exhilarating ultramarathon set in South Fork, Colorado, featuring a challenging course that traverses the stunning La Garita mountains. Runners will experience diverse terrains, from arid forests to alpine tundra, with elevations exceeding 12,000 feet. The event emphasizes a..