Trail Running calendar near Civic Center 2025-2026

Join Aiden's Adventure 5k at Fountain Creek Regional Park for a relaxed, family friendly trail fun run with a virtual option and a kids mile. Enjoy crafts, a butterfly release, food trucks and community vibes while supporting local charitie..

Run the Crazy Legs 10k+ at Devil's Backbone Open Space in Loveland for a scenic looped trail that mixes flowing singletrack and playful climbs. Volunteer aid and a quirky finish stick make this a lively community race.

Experience the Barr Lake Trail Race on June 13, 2026 in Brighton, Colorado, with scenic dirt trails and sweeping views of Barr Lake and the front range. Choose distances from 5K to 50K and enjoy a supportive, eco friendly race day with park..

Experience epic high country trails around Garden of the Gods in Colorado Springs with 35K, 50K and 100K options featuring big climbs, stunning views and challenging singletrack. Limited to 400 runners on June 20, register by June 15.

Run scenic trails at Lory State Park with sweeping views of Horsetooth Reservoir and the foothills. Choose from 10 mile, 5 mile or 5K courses at a USATF sanctioned, 100% plant based event with aid stations and medals.

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 high alpine trails above Leadville, Colorado on June 27, 2026, with a rugged marathon and a shorter Heavy Half reaching Mosquito Pass at 13,185 feet. Expect old mining roads, stunning mountain views and a true high country challenge.

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.

Experience Leadville's Silver Rush weekend in July 2026 with a rugged 50 mile out and back, a 15 mile option and a juniors 5K, plus a combined run and bike challenge. Enjoy high alpine views, big elevation and well stocked aid.

Tackle the iconic Barr Trail Mountain Race, a scenic 12.6 mile climb and descent from Manitou Springs toward Pikes Peak. This summer Front Range classic delivers rugged alpine views and counts toward the Garden to Peak Challenge.

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.

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.

Join the Wild West Relay, a scenic point to point 200 miles across Colorado from Fort Collins to Steamboat Springs. Run solo or with teams from 1 up to 12 people as you tackle mountain passes, open roads and big western views.

Tackle high alpine trails at Sheep Mountain Trail Runs in Fairplay, Colorado on August 1, 2026, with options for a half marathon, 50k, or 50 mile. Expect rocky county and forest roads, aid stations, big views, and a supportive festival vibe..

Run the Lory Summer Trail Series at Lory State Park in Fort Collins this August with four midweek trail races from a fast 5k to a testing 12k. Perfect for newcomers and speed seekers, with post race pizza, drinks, and series awards.

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.

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..

Experience scenic high altitude trail running in Fraser, Colorado at the Byers Peak Stampede Half Marathon and 5K, a fundraiser for the Shining Stars Foundation. Tackle a challenging half above 9,500 ft or enjoy a dirt road 5K.

Challenge yourself on the scenic rolling trails of Philip S. Miller Park in Castle Rock at Rock Hawk Trail Races on August 29, 2026, with 50K, 25K, 10K and 5K distances. Organized by Aravaipa Running, the event supports local open spaces an..

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.