Trail Running calendar near Minturn 2025-2026

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.

Three days of high alpine trail running around Leadville, Colorado crossing the continental divide from Hope Pass to Red Cliff with stunning fourteener views. Choose Full Pint or Half Pint stages, enjoy on site camp life with live bands, sh..

Take on the Never Summer trail ultras near Gould, Colorado, with 60 km and 100 km routes across high alpine ridges, lakes and rugged terrain. Expect big climbs, wildlife sightings and a true mountain adventure.

Take on the Summit 200, a breathtaking 200 mile loop around Summit County, Colorado that climbs above 12,700 feet and delivers about 40,000 feet of gain. Expect remote high altitude single track, sparse aid and an epic endurance challenge.

High altitude trail runs in Fairplay Colorado offering 50 mile, 50k and half marathon courses that wind through technical singletrack, remote fire roads and rolling dirt roads above 10,600 ft. Well stocked aid, race shirt and finisher medal..

Take on Aspen Backcountry with 50K, marathon or heavy half routes from Rio Grande Park, mostly on scenic dirt trails and high alpine terrain. After the finish enjoy the Duck Derby festival with live music, food and local vendors.

Run the Rockies Trail in Frisco, Colorado offers 5k, 10k and half marathon on scenic single track and dirt trails. Take in views of Dillon Reservoir and the Ten Mile Range with a lakeshore finish to cheer your arrival.

Experience the Emerald Mountain Epic, a two day trail festival in Steamboat Springs where bikers and runners enjoy scenic singletrack through meadows and aspens. Fields are capped at 500 per day and proceeds benefit local youth and riders.

The Leadville Trail 100 Run is a legendary 100 mile ultramarathon in the Colorado Rockies that tests runners at high altitude with climbs to Hope Pass and sweeping mountain trails. Iconic belt buckles await finishers who make the 25 or 30 h..

Run scenic dirt roads and trails above 8,700 feet in Fraser, Colorado with a half marathon or 5K option. Enjoy a pre race gathering at Vicious Cycle Brewing and help the Shining Stars Foundation support families affected by cancer.

Epic point to point ultramarathon from Mt Crested Butte to Aspen across the Elk Mountains. Tackle 40 miles and over 6,000 feet of climbing on high alpine terrain while supporting Crested Butte Nordic.

Challenge yourself on the Cirque Series at Arapahoe Basin on September 5, 2026 in Keystone, Colorado. This scenic 9.4 mile mountain course with 2,211 ft of climbing delivers steep, technical trail and big alpine views in a capped field.

Ned Ned Run in Nederland Colorado blends scenic trail and road running through the foothills, offering a half marathon, 10K and fun 5K for all abilities. Family friendly and costumes encouraged, with leashed dogs welcome in the 5K.

High alpine trail festival at YMCA of the Rockies in Granby, CO offering 5K to 50K races, plus Moosehead and Baby Moose challenge options. Expect dirt singletrack, big climbs and sweeping mountain views for all abilities.

Run Rabbit Run in Steamboat Springs Colorado is a rugged trail ultramarathon with 50 mile and 100 mile options that climb high alpine terrain. Limited fields, major prize money and charity support draw elite and adventurous runners.

Crested Butte Ultra offers high alpine single track racing in Colorado with 50 Mile, 55K and 35K options through Gunnison National Forest. Expect sweeping mountain ridge views, cupless aid stations, custom swag and a finisher buckle.

Run rolling single track and forest roads around Buena Vista, Colorado, with sweeping Collegiate Peaks views. Choose a 30K or 50K and soak up 14er Fest vibes with camping, live music and local vendors.

Run seldom used single track through Front Range montane forests and ridge viewpoints at Indian Creek. Distances from 5 Mile to 50 Mile and 55k offer something for every trail runner with limited field and rustic camping.