Trail Running calendar near Fairplay 2025-2026

Niwot's Challenge in Sedalia on May 2, 2026 is invitation and acceptance only, not a race, testing rugged off trail navigation and self sufficiency across punishing loops with massive elevation gain. Traditional entries rely on map and comp..

Join the Valkyrie Trail Race on May 9, 2026 at Cheyenne Mountain State Park for a women focused day of stunning singletrack, rocky descents and springtime views. Distances from short runs up to 50K ultramarathon welcome all levels.

Endure Trail Runs at Mueller State Park: scenic single and double track courses offering 10K, half, marathon and a quirky 12 hour loop event where runners draw loop colors. Small field, central aid and on site camping.

Ram Party Trail Runs in the Colorado Springs Woodland Park area offers distances from 15K to a rugged 55 Mile course around Rampart Reservoir and Rampart Range Road. Enjoy stunning high country trails, finisher awards and podium prizes.

Run the 50 Mile or 50K in Buffalo Creek Colorado on scenic singletrack through ponderosa pines, granite outcrops and burn areas. Proceeds support North Fork Volunteer Fire Department and finishers get food, drinks and a commemorative award.

Summits Trail Runs at Granby Ranch Resort on June 6, 2026 offers single track through alpine meadows and aspen groves. Choose distances from 6 mile to 50k or take on the multi loop Elevation Challenge.

Join Aiden's Adventure 5k on June 6 at Fountain Creek Regional Park for an inclusive, family friendly fun run with on site and virtual options and a kids dash. Proceeds benefit Care and Share of Southern Colorado and Catamount Institute.

Run Great Divide Ultra June 6 and 7 2026 in Divide Colorado with distances from 25k to the first Colorado 100 mile on scenic loops in Mueller State Park. Expect big climbs, crew friendly aid, finishers awards and a post race meal.

Ring the Springs invites trail runners to Garden of the Gods in Colorado Springs with 100K, 50K and 35K routes that climb into Pike National Forest and Mount Rosa. Enjoy scenic singletrack and a finish at Rock Ledge Ranch.

Run high in the Rockies at the Life Time Leadville Trail Marathon and Heavy Half in Leadville, Colorado on June 27, 2026. Tackle mountain trails to Mosquito Pass above 13,000 feet and chase Leadville Trail 100 qualifying spots.

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.

Chase the Moon is an overnight endurance run on scenic Highlands Ranch trails offering 12 Hour, 6 Hour, 3 Hour, 50K and relay options for all abilities. Expect well marked loops, aid stations, glow in the dark finisher items and a festive n..

High altitude trail running in Colorado's South Park Valley on July 10 and 11, 2026, with distances from 10 miles to 100 miles for all levels. Enjoy alpine meadows, aspen groves, creek crossings and wide mountain views.

Take on the Silver Rush 50 in Leadville, Colorado, a scenic trail and dirt road 50 mile mountain challenge with about 7,500 feet of climb and a high point near 12,024 feet. Top finishers can earn a Leadville Trail 100 qualifier coin.

Grin & Bear It in Crested Butte serves up high alpine singletrack with a scenic but demanding 25 km loop for runners and bikers plus a faster 15 km out and back. Expect big climbs, technical descents, limited aid and stunning mountain views..

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.

Barr Trail Mountain Race is a 12.6-mile summer mountain running event along Pikes Peak. The course starts at Cog Railway Station in Manitou Springs (6,570 ft), ascends Barr Trail to Barr Camp at 10,200 ft, then turns, descends, and finishes..

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 Pikes Peak Ultra in Colorado Springs on July 25, 2026, with distances from 20K to 50 Mile starting and finishing at Bear Creek Regional Park. Expect scenic trail climbs, Pikes Peak views and a true mountain test for trail runners.

The Summit 200 is a 200 mile loop around Summit County Colorado across high alpine trails and peaks above 12,000 feet. Limited to 100 runners with a 110 hour cutoff, it requires a prior 100 mile finish and fierce self sufficiency.