Trail Running calendar near Alamosa 2025-2026

Run the Rio Frio 5k on the frozen Rio Grande in Alamosa, CO, with San Juan and Sangre de Cristo views and chip timing. Embrace the icy course with traction footwear and chase ice themed awards in this one of a kind winter race.

Join the 21st Run Through Time in Salida, Colorado on March 14, 2026 for scenic high elevation trail races: marathon, half, and 2 mile. All registered runners get custom socks and proceeds benefit local trails and search and rescue.

Take in cliffside views along the Royal Gorge rim on rocky, technical trails with distances from a kids mile to a 50K. Starts and finishes at Royal Gorge Ranch in Cañon City on Apr 25, 2026 with camping and a bike event the next day.

Tackle scenic singletrack and steep alpine climbs at the Enchanted Forest Trail Races in Red River New Mexico. Three distances invite runners seeking big views, technical trails, and a lively downtown start and finish.

Alpine trail racing at Taos Ski Valley on Aug 1 and 2 2026: the Up & Over 10K with a massive climb and technical descent, a steep Vert K, a kids fun run and two day Double Trouble. Shirts, medals and post race refreshments included.

Experience high country single track around Taos Ski Valley with alpine climbs to Kachina and Fraser peaks. Choose the marathon or one of two half marathons, enjoy views and support local trails.

Run the Rainbow Trail through Colorado's Sangre de Cristo mountains at the Sangre de Cristo Trail Festival in Westcliffe. Two days of camping, aid stations, and races from 8 miles to 100 miles for all trail lovers.