Trail Running calendar near Gunnison 2025-2026

Join Pine Needle Langlauf, a freestyle cross country ski race at Durango Nordic Ski Club with scenic climbs, descents and mountain views. Choose 30K, 15K, 7.5K or 3K and enjoy live music, schwag and an awards ceremony as the series finale.

Ski around Gothic Mountain at the Gothic Mountain Tour in Crested Butte on Feb 15, 2026. Choose a 23.5 mile competitive or 17.85 mile recreational course and support Crested Butte Nordic in this intimate 200 person fundraiser.

Run the scenic Run Through Time trail marathon and half in Salida Colorado, over rugged single track and jeep roads with Arkansas Valley views at 7000 to 9000 feet. Entrants get custom socks and proceeds support local trails and SAR.

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.

Tackle scenic single track on the slopes of Mt Sopris near Carbondale, Colorado with point to point 10 mile and 25k races finishing at Rock Bottom Ranch in Basalt. Expect steep climbs, flowing descents and lively trail festival energy.

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.

Join Pyro's Push It Up River Trail Run on Memorial Day in New Castle for a scenic riverside challenge that honors a fallen hero. Choose a family friendly 3.5 km or a hill testing 7.7 km onsite or run virtually from anywhere.

Run into summer at the San Juan Solstice 50 Mile, a scenic trail challenge crossing wild high country on June 20, 2026. With a limited 300 spots and lottery entry, this is a soulful test of endurance and scenery for adventurous runners.

Race in the Clouds Alma Dirt Festival runs June 25 to 28, 2026 in Alma, Colorado at 10,600 ft. Mountain biking, trail runs, an off road duathlon, youth races and meadow camping offer high country climbs and single track thrills.

Experience The John Cappis, a free mountaineering jaunt near Silverton Colorado on June 27, 2026. This rugged off trail challenge uses a changing route and checkpoint scoring so every mile you reach counts toward the finish.

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.

Tackle high alpine trails above 10,000 ft at the Silverheels Trail Runs in Como, Colorado, July 10 to 11, 2026. Choose distances from the 100 Mile ultra to shorter options and run single track, fire roads and scenic historic mining country.

Hardrock Hundred is a legendary 100 mile ultramarathon through the high San Juan Mountains near Silverton, Ouray and Telluride. Rugged trails, 4WD roads and high alpine terrain deliver a brutal yet breathtaking test of mountain endurance.

Grin & Bear It is an annual Crested Butte trail event featuring a challenging 25 km loop, a 15 km out and back, and a mountain bike route through high alpine terrain and big climbs. Registration opens December 1, 2025.

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.

Tackle the Ouray 100 Mile Endurance Run, a rugged 100 mile mountain trail in Colorado featuring massive elevation gain and 14 big climbs. Live tracking keeps fans connected as runners race toward a 52 hour cutoff.

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.

Run high in the San Juan Mountains at the Silverton Alpine Runs, offering 50K, marathon, and 8 miler courses looping past historic mining towns and soaring toward alpine ridgelines near 12,926 ft. Start and finish at Silverton Memorial Park..

Run a three day stage race across the Continental Divide from Hope Pass to Red Cliff in the Colorado Rockies. Fully supported camps with live bands, mobile showers and on site massage, plus a capped field of 500, make this a high alpine adv..