Trail Running calendar near Gunnison 2025-2026

Take on the Summit for Life in Aspen on December 6, 2025 with options to race uphill, ride the scenic gondola, or join virtually. Celebrate afterward at the Sundeck with food, live music and awards.

Circle Gothic Mountain in this scenic nordic ski tour in Crested Butte with two course options and a festive finish at Magic Meadows Yurt. Proceeds benefit Crested Butte Nordic.

Run high country trails in Salida on March 14, 2026 at the Run Through Time, with marathon, half, 2 mile and kids races over scenic single track at 7,000 to 9,000 feet. Small fields, custom socks and a warm post race meal await.

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.

Join the Spirit Trail Race in Buena Vista on May 24, 2026 for marathon, half marathon or 9K during Memorial Day weekend and CKS Paddlefest. Scenic start at South Main Town Square and proceeds support local conservation and community groups.

Join Pyro's Push It Up River Trail Run on Memorial Day in New Castle to honor a fallen hero. Choose a family friendly 3.5 km riverside route or a scenic 7.7 km trail with climbs, wooded sections and river views.

San Juan Solstice 50 Mile Run is an ultramarathon scheduled for June 20, 2026. The event features a 50-mile course, with a dedicated course info page and an alternate course option, underscoring a challenging yet community-focused atmospher..

The John Cappis is a challenging endurance peakbagging event held near Silverton, Colorado, featuring a roughly 50k course with about 19,000 feet of elevation gain. Participants summit multiple peaks in the rugged San Juan Mountains, naviga..

Race in the Clouds at Alma Cemetery Meadow is a high country weekend of mountain bike, trail and off road duathlon racing at 10,600 feet. Multiple distances, youth events and on site camping create a true alpine festival vibe.

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 Trail Running Retreat in Buena Vista Colorado, July 9 to 12, 2026 offers guided trail outings of 10 to 20 miles and a possible group ascent of Hope Pass. Expect coaching, shared meals, and stunning mountain views.

Explore alpine single track at the Silverheels Trail Runs in Como, Colorado on July 10 and 11, 2026, with distances from 10 miles to 100 miles. Limited entries, stunning mountain views, and a buckle for 100 mile finishers.

Hardrock Hundred is a legendary 100 mile ultramarathon across Colorado's San Juan Mountains, testing runners with high alpine terrain and massive elevation gain. The clockwise 2026 loop links historic towns like Silverton, Telluride and Our..

Run or bike alpine singletrack to Green Lake at Grin & Bear It in Crested Butte on July 11, 2026. Choose loop or out and back distances that climb above 10,000 feet for huge views and a fast descent to town.

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.

Ouray 100 is a 100 mile mountain ultramarathon in the San Juan Mountains on July 17 2026, with 14 climbs and a final ascent to the Bridge of Heaven. Finish at Fellin Park by the hot springs and earn a belt buckle.

High Lonesome 100 is a rugged 100 mile mountain loop in Colorado, crossing five alpine passes and sections of the Continental Divide and Colorado Trail. Mid July racing delivers big climbs, sweeping alpine views, and a true endurance test.

Run the Silverton Alpine Runs through Colorado high country, visiting ghost mining towns and reaching near 12,926 feet at California Pass. Choose 8 mile, marathon or 50K distances and add the Kendall Mountain race for a mountain weekend.

Run three unforgettable stages across the Continental Divide near Leadville, Colorado, with epic fourteener views and campsite camaraderie each night. Choose the 51 mile Full Pint or 35 mile Half Pint, with limited entry for 500 runners.

Run high alpine trails in Silverton, Colorado with the historic Kendall Mountain Run, offering a summit 12 mile challenge and a shorter 11K to Deer Park. Expect steep climbs, stunning views, and old mining town charm.