Trail Running calendar near Pine Junction Area 2025-2026

The Frederick Pack Burro Race is an annual 10K event held in Frederick, Colorado, celebrating the town's Miners Day heritage. The race follows a scenic course starting downtown at Fifth and Oak Streets, heading north along a trail through a tunnel to the Frederick Recreation Area, looping around Mil..

The Pikes Peak Ascent is an uphill endurance race from Manitou Springs, Colorado, to the summit of Pikes Peak. It covers 13.32 miles with a total elevation gain of 7,867 feet. The course is described as not a typical half marathon, but a unique and demanding challenge.The event takes place in Manito..

The Pikes Peak Marathon is the 70th Annual race held in Manitou Springs, Colorado. It covers 26.2 miles with 7,834 feet of elevation gain (and loss), starting in Manitou Springs and climbing to the summit of Pikes Peak before returning to the start. Marketed as America’s Ultimate Challenge, the cour..

Be Ovary Aware 5K Run/3K Walk is a Colorado Springs charity race benefiting Sue’s Gift Gynecologic Cancer Support. The 17th annual event takes place at America the Beautiful Park, featuring a flat, scenic out-and-back course along Fountain Creek on the Pikes Peak Greenway Trail, starting and finishi..

The West Line Winder is a scenic trail running event held in Buena Vista, Colorado, featuring two race distances: a 50K (30.6 miles) with 4,000 feet of ascent and a 30K (18.1 miles) with 2,080 feet of ascent. The courses traverse buttery singletrack trails, forest roads, and some paved sections, set..

Estes Epic is a multi-event trail challenge held in Estes Park, Colorado. The weekend features a 50k bike race, a 50k trail run, a Heavy Half Marathon, and the all-in Epic Double (50k MTB and 50k Run). After a six-year break, the race returns with remote, rugged terrain, single-track trails, steep c..

24 Hours of Palmer Lake is a 24-hour ultramarathon held in Palmer Lake, Colorado, on a 0.82-mile loop atop the Palmer Divide at about 7,240 feet elevation. The event is described as a low-fanfare, community-driven affair, welcoming runners who want to push mental and physical limits in a mountain se..

The Sawatch Ascent 50k is a challenging high-alpine trail race held in Nathrop, Colorado, showcasing the stunning Sawatch Range. Covering 33 miles with 7,000 feet of vertical gain, the course features a mix of 26 miles of singletrack, paved, and gravel roads, including 12 miles on the Colorado Trail..

14er Fest is a fall trail-running event in Buena Vista, Colorado, featuring two races: an 8.7-mile (14K) course and a 3.1-mile (5K) course. The 14K starts in Buena Vista River Park, crosses the Arkansas River, and climbs the Midland Hill Trail System for over 500 feet of elevation gain, offering pan..

The Rim to Rim Royal Gorge Races, held in Canon City, Colorado, offer a scenic and challenging running experience featuring three main events: a 5K road run, an 8-mile trail run, and a half marathon trail run. Each race includes the unique opportunity to cross the iconic Royal Gorge Bridge, the high..

The Above the Clouds Ultra is an annual trail running event held in Woodland Park, Colorado, known as the "City Above the Clouds." It features two race distances: a 50K ultra and a 10K. The course showcases stunning Colorado fall colors and offers fast, flowing singletrack trails around Rampart Rese..

Rocky’s Backyard Ultra is held at the YMCA of the Rockies Estes Park Center in Estes Park, Colorado. Runners must complete 4.167 miles in under one hour each lap, with the field reduced to a single finisher as the race continues until no others remain. The course loops around the boundary of RMNP on..

The Bear Chase Race Endurance Festival occurs at Bear Creek Lake Park in Lakewood, Colorado, offering 100K, 50 Mile, 50K, Half Marathon, 10K, and 5K (plus the Baby Bear 10K). The mostly dirt, single-track course is described as fast by trail/ultra standards and rewards sweeping mountain views with c..

The Castle Rock Trail Festival / liveBIG Run is a trail running and walking event on the Ridgeline trail system in Castle Rock, using Philip S. Miller Park and Ridgeline Open Space. The event includes a family obstacle run for children ages 5 to 12 and longer trail races for adult participants. Par..

Suffer Better Fall Trail Runs take place at Staunton State Park, just off Highway 285 near Conifer, Colorado. The event offers four distances: 50K, 25K, a 25K FishSlappers edition, and a new 5K. The course showcases CO’s best trails—lovely, flowing singletrack with significant vertical gain (roughly..

Boulder XC Series Meet 1 is a family-friendly cross-country event held at Valmont City Park (South) in Boulder, Colorado (5110 Valmont Rd). The meet offers three distances: 1K for younger runners, 3K for those up to 16, and a 5K open race, welcoming participants of all ages and abilities. It’s the f..

Indian Creek Trail Runs, the oldest official race in the Human Potential Running Series, is held at Indian Creek Campground in Sedalia, Colorado. The 12th annual Fall Classic offers four distances — 5-Mile, 15-Mile, 55k, and 50-Mile — with a combined cap of 225 runners. Runners traverse seldom-used..

The Blue Sky Marathon & Half takes place October 18-19, 2025 on trails between Horsetooth Mountain Park and Devil’s Backbone Open Space in Fort Collins, Colorado. Distances offered: 26.7 miles (3,500 ft elevation gain/loss) 13.4 miles (1,800 ft elevation gain/loss) Course elevations range fro..

The Great Trailhead Foot Race 5 & 10 Miler is a trail-running event held at Bear Creek Lake Park in Lakewood, Colorado. Runners choose a 5-mile course or a 10-mile option (two laps) on single-track and dirt trails, with the start/finish at the Pelican Point picnic shelter. Registration includes park..

The Bobcat Trail Race takes place on Saturday, October 18, 2025, at Palmer Park in Colorado Springs, CO (3650 Maizeland Rd). The event offers multiple trail distances: 50K (about 31.0 miles) 25K (about 15.3 miles) 10K (about 6.4 miles) 5K (about 3.7 miles) The races use Palmer Park’s trail system..