Trail Running calendar near Alamosa 2025-2026

The Rio Frio 5k on Ice is a unique running event taking place in Alamosa, Colorado, on January 25, 2025. This race is notable for being conducted entirely on the frozen Rio Grande, offering participants a rare opportunity to run on ice while enjoying stunning views of the surrounding mountains. The ..

The 20th Annual Run Through Time Trail Marathon and Half Marathon will take place in Salida, Colorado, featuring a marathon, half marathon, and a 2-mile run. The event showcases scenic and challenging courses on dirt roads and narrow single tracks, with elevations ranging from 7,000 to 9,000 feet. P..

The Royal Gorge Groove is an exciting trail running event taking place at the Royal Gorge Ranch & Resort in Cañon City, Colorado. Scheduled for April 26, 2025, participants can choose from various distances, including 50K, 30K, 20K, 12.5K, and 5K, all set against the stunning backdrop of the Royal G..

Mace’s Hideout 100 is a challenging and scenic ultra-running event set in the stunning Wet Mountains of Colorado. Participants can choose between a 100-mile or 50-mile distance, with only 75 spots available for each. The course offers a unique experience as runners traverse diverse ecosystems, from ..

The Enchanted Forest Trail Races, taking place in Red River, New Mexico, offers a thrilling outdoor experience with three challenging race options: The Face Challenge (7.6 miles), Heavy Half Marathon (14.7 miles), and a full Marathon (26.5 miles). Participants will navigate the rugged trails of the ..

The Creede 100 is an exhilarating 100-mile ultramarathon set in the historic mining town of Creede, Colorado. Scheduled for July 26, 2025, this challenging race offers participants breathtaking views of the San Juan Mountains, with elevations exceeding 12,000 feet. The course features pristine singl..

The Up & Over Trail Run Weekend, taking place in Taos Ski Valley, New Mexico, features a challenging 10K trail run on August 2, 2025, followed by the VerticAL's VertK on August 3. The 10K course includes a significant climb from 9,321 feet to 11,819 feet, offering stunning views of the surrounding p..

The Rio Grande 100 is an exhilarating ultramarathon set in South Fork, Colorado, featuring a challenging course that traverses the stunning La Garita mountains. Runners will experience diverse terrains, from arid forests to alpine tundra, with elevations exceeding 12,000 feet. The event emphasizes a..

The Creede Mountain Run, established in 1987, is a celebrated running event held in Creede, Colorado, marking the transition from summer to fall. Participants can choose from four race distances: 2 miles, 12 miles, 22 miles, and 50K, all set against the stunning backdrop of the San Juan Mountains. T..

The Sangre de Cristo Trail Festival, organized by the Human Potential Running Series, is a premier running event set in the stunning Sangre de Cristo mountains of Colorado. Participants can choose from various distances, including 8-Mile, 27k, 50k, 50-Mile, 100k, and 100-Mile races. The festival emp..

The Rim to Rim Royal Gorge Races feature a variety of running events, including a 5K road run, an 8-mile trail run, and a half marathon trail run, all set against the stunning backdrop of the Royal Gorge Bridge in Canon City, Colorado. Participants can enjoy breathtaking views while navigating chall..