Trail Running calendar near Castle Rock 2026-2027

A set of trail races at Palmer Park in Colorado Springs offering 50K, 25K, 10K and 5K courses with urban mountain views, marked single-track and aid station support on the longer distances.

Trail races at Bear Creek Lake Park offering 5 miles or a two-lap 10 miles on single-track dirt. Registration includes park admission, a finisher meal and refreshments; 10 mile finishers receive a commemorative mug.

A four-race trail series in Colorado Springs with distances that increase each round and varied terrain from grass fields to rocky single track. Chip timing is used and series awards require finishing all four races.

A single loop trail event in Cañon City with 35 mile and shorter options that follow the Arkansas River, climb to 7,109 feet for Royal Gorge and Pikes Peak views, and feature well stocked aid stations and crew access.

Trail races at Bear Creek Lake Park in Lakewood CO offering 5 km, 15 km, a 5 plus 15 double, and a kids 1 km with a stuffed bear for finishers. Courses are mostly dirt, single and double track, and fully marked.

A four-race trail series in Colorado Springs with distances that increase each round and varied terrain from grass fields to rocky single track. Chip timing is used and series awards require finishing all four races.

Experience 13.1 miles of singletrack trails and hills in the Highlands Ranch Backcountry Wilderness Area. Enjoy custom medals and a post race pancake breakfast while competing for cash prizes in various categories.

A timed 6, 12, and 24 hour event on a certified one mile dirt loop at Swift Ponds in Fort Collins, featuring full aid, medical coverage, relay options and a registration cap of 300.

Trail races of 13.1 miles, 10K, and 5K run on dirt trails around Louisville Community Park with a notable hill offering views of the Flat Irons. The event includes aid stations, drop bag service, and post race festivities.

A four-race trail series in Colorado Springs with distances that increase each round and varied terrain from grass fields to rocky single track. Chip timing is used and series awards require finishing all four races.

A late November trail event in Colorado Springs with 50k, half marathon and 10k options across historic High Drive and Gold Camp Road, staffed aid stations, and crew-accessible locations including warm food at Cheyenne Canon.

A four-race trail series in Colorado Springs with distances that increase each round and varied terrain from grass fields to rocky single track. Chip timing is used and series awards require finishing all four races.

A high-elevation trail event at Staunton State Park offering 50k, 16 mile and 8 mile options with a 250-runner field, park-and-ride logistics, and winter course contingencies.

Experience winter trail running at Cheyenne Mountain State Park with views of Pike's Peak. Choose from traditional race distances or unique timed events ranging from 6 to 15 hours across four scenic loops.

Trail race in Palmer Park, Colorado Springs offering 50K, 25K, 10K and 5K routes on singletrack with sandstone bluffs and city views of Pikes Peak. Registration closes Apr 15.

A multi-distance trail event at Greenland Open Space near Larkspur, Colorado on May 2, 2026, featuring 4M, 8M, 25K and a multi-lap 50K that serves as the 2026 RRCA National 50K Championship. The course runs on dirt trails through grasslands..

A road and trail running event through Garden of the Gods in Colorado Springs with multiple course options, including a 9.5 mile route. The route passes Siamese Twins, Kissing Camels, and Balanced Rock with Pikes Peak as a backdrop.

Women focused trail runs at Cheyenne Mountain State Park offering distances from 4 miles to 50K, with routes across meadows, singletrack and ridgelines and substantial elevation change.