Logo

The Great Divide Ultra

Divide, United States • 7-8 Jun 2025

The Great Divide Ultra is a premier trail running festival held in Divide, Colorado, featuring distances of 100 miles, 100K, 50K, and 25K. Set in Mueller State Park, the course showcases stunning spring-fed meadows, massive Pikes Peak granite rocks, and sweeping mountain views. The looped trail is 100% smooth single and double-track, making it accessible for both seasoned and beginner ultra runners. The event includes well-stocked aid stations, crew access, and a unique Dark Divide Night Run for night trail running experience. Parking and shuttling logistics support runners and crews, enhancing the community atmosphere of this popular early-season ultra event. Visit the organization's website for the most recent information.

United States Colorado Divide

Race information

Website
100 mi
100 Miler
100 km
100k
50 km
50k Sun
50 km
50k Night
50 km
50k Sat
25 km
25k Sun
25 km
25k Sat
25 km
25k Night
Visit the organization's website for the most recent information.
Trail runs nearby

Garden of the Gods 10 Mile

Colorado Springs - 20 mi from Divide

The Garden of the Gods Ten Mile Run® is a premier race held in Colorado Springs, Colorado, featuring a challenging 10-mile course through the stunning 300-foot sandstone rock formations of Garden of the Gods Park, including the iconic Balanced Rock. The race also offers 10K road and trail run option..

Ring the Springs

Colorado Springs - 20 mi from Divide

Ring the Springs is a trail running event held in Colorado Springs, Colorado, starting and finishing at Rock Ledge Ranch in the iconic Garden of the Gods. The race offers three distances: 100K, 50K, and 35K, each showcasing the area's stunning natural beauty, including rugged mountains, scenic city..

Barr Trail Mountain Race

Manitou Springs - 14 mi from Divide

The Barr Trail Mountain Race is a historic summer mountain running event held in Manitou Springs, Colorado. The challenging 12.6-mile course starts at the Cog Railway Station (6,570 ft) and ascends the iconic Barr Trail to Barr Camp at 10,200 ft before descending to finish at the Barr Trailhead. Thi..

Pikes Peak Ultra

Colorado Springs - 20 mi from Divide

The Pikes Peak Ultra is a premier trail running event held in Colorado Springs, Colorado, showcasing some of the area's best trails. Starting at Bear Creek Regional Park, the course ascends High Drive and passes through Cheyenne Canon, including the iconic Seven Bridges Trail and Pipeline Trail. Run..

Cheyenne Mountain Run

Colorado Springs - 20 mi from Divide

The Cheyenne Mountain Run is an annual trail running event held at Cheyenne Mountain State Park in Colorado Springs. Celebrating its 10th year in 2025, the event offers three race distances: 5K, 10K, and 25K. The course features scenic trails within the state park, providing a challenging and enjoya..

Pony Express Trail Run

Woodland Park - 6 mi from Divide

The Pony Express Trail Run is a scenic trail race held at Rampart Reservoir near Woodland Park, Colorado, at elevations between 9,000 and 9,400 feet. Offering two distance options—8.5 miles and 16 miles—the course features rolling single-track dirt trails with rocky sections and exposed roots, inclu..