Trail Running calendar near Carbondale 2026-2027

Join the Gothic Mountain Tour in Crested Butte, a fundraising Nordic ski with competitive 23.5 miles and recreational 17.85 miles options. Limited to 200 skiers, enjoy alpine scenery and a festive finish at Magic Meadows Yurt.

Take on the Collegiate Peaks Trail Run in Buena Vista Colorado with 25 or 50 mile options through stunning high country. Mark the 36th anniversary with a memorable mountain trail challenge.

Challenge yourself on the scenic Up & Over single track from Flying Dog Ranch to Rock Bottom Ranch in Carbondale, CO. Choose 10 mile or 25K routes and enjoy a trail running weekend with films and community vibes.

Celebrate Memorial Day weekend with the Spirit Trail Race in Buena Vista, Colorado, a scenic trail event with marathon, half marathon and 9k options. Start in town square, enjoy Paddlefest fun, and support local nonprofits.

Celebrate Memorial Day with Pyro's Push It Up River Trail Run on May 25 in New Castle, honoring a fallen hero. Choose a family friendly 3.5 km riverside run or the scenic 7.7 km with hilltop climbs, available on site or virtually.

Join the Leadville Trail 100 Run Camp in Leadville, Colorado, June 19 to 21 for a three day preview of the LT100 course. Enjoy guided day and night runs, gear demos, shuttles and recovery services for a full race ready experience.

Race in the Clouds at Alma Cemetery Meadow offers high country trail running, mountain bike races and weekend camping at 10,600 feet. Choose from a trail half, 10K, multiple bike distances and free kids races for a weekend of alpine adventu..

Run the Life Time Leadville Trail Marathon or Heavy Half on June 27, 2026, tackling high alpine singletrack and dirt roads through historic mining country up to Mosquito Pass at 13,185 feet. Expect a challenging, possibly snowy race with fu..

High Trails Retreat in Buena Vista July 9 to 12 2026 offers daily runs of 10 to 20 miles and an optional Hope Pass or Sawatch 14er climb. Stay riverside, share meals, relax by the river and pick routes with the group.

Experience high alpine trails above 10,000 feet at the Silverheels Trail Runs in Como, Colorado, July 10 to 11, 2026, with distances from 10 mile to 100 mile across scenic single track, meadows and historic mining sites. Limited fields make..

Take on alpine trails at Grin & Bear It in Crested Butte on July 11 2026, with run and mountain bike distances for all levels. Expect big climbs, sweeping alpine views and a start and finish at Crested Butte Nordic Center.

Join the Life Time Silver Rush 50 Run in Leadville for a high alpine 50 mile out and back plus 15 mile and 5K juniors. With seven aid stations and Leadville Trail 100 Run qualifier spots, this is a true mountain challenge.

High Lonesome 100 is a 100 mile mountain ultramarathon in Chaffee County Colorado that loops across alpine passes, the Continental Divide and the Colorado Trail for epic high elevation views. Held July 17 to 18 2026 with a 37 hour cutoff.

Test your trail legs at the Spring Creek Memorial Trail Run in Steamboat Springs on July 18 2026. Choose a challenging 9.5 mile loop with steep climbs and stream crossings or a rolling 5K, with proceeds supporting local nonprofits.

The Power of Four Trail Run will take place in Aspen on Saturday 18 July 2026. You can run between 10 and 50 kilometers.

Join TransRockies Run Pass to Pub for three days of alpine trail racing from Hope Pass to Red Cliff in Leadville, Colorado, with fully supported camp life, live music, showers and catered meals. Limited to 500 runners July 19 to 21, 2026.

Take on the high, broad Grand Mesa at over 10,000 ft on technical single track through alpine meadows, lakes and wildflowers. Choose a 50 mile, 55K or 30K route and enjoy camping, a post race BBQ and beer.

Summit 200 is a single loop 200 mile mountain ultramarathon from Frisco, Colorado, with sections above 12,700 feet and about 40,000 ft of elevation gain. Expect remote single track, limited aid, a 110 hour cutoff and a 75 runner cap requiri..

Take on high alpine trails above 10,600 feet in Fairplay, Colorado at the Sheep Mountain Trail Runs, with Half Marathon, 50k and 50 Mile distances. Enjoy technical singletrack, sweeping mountain views and a finisher award.

Take on alpine trails in Aspen Colorado with three distances 50K, marathon and heavy half, all starting at Rio Grande Park on August 1, 2026. Finishers celebrate at the Duck Derby festival with music, food and awards.