Trail Running calendar near Larkspur 2024-2025

We have found 45 Trailruns within 80 miles of Larkspur. See below where and when you can find the races.

The Mountain Peacock 50k is an exciting ultra running event taking place in Golden, Colorado, where participants will conquer four peaks in one day. This inaugural event emphasizes a no-frills approach, focusing on the essence of trail running without expensive fees or elaborate aid stations. Runner..

The Colorado Cold Rush Ultra is a unique winter running event held in Colorado Springs, featuring a scenic course that runs along historic High Drive and through the tunnels of the Colorado gold rush. Participants can choose from multiple distances, including a 50K, half marathon, and 10K, all set a..

December 2024

The Sawmill Trail Runs, organized by the Human Potential Running Series, is set to take place at Staunton State Park in Pine, Colorado. This annual event, which began in 2013, features three distance options: 8-Mile, 16-Mile, and 50k. The park offers a stunning backdrop with diverse landscapes, incl..

February 2025

The Running Up for Air - Staunton Rocks is an endurance running event taking place at Staunton State Park in Pine, Colorado, on February 14-15, 2025. This event features various challenges, including 3, 6, 12, and 24-hour races, encouraging participants to run a marked 7.1-mile loop. The event aims ..

The Stories Trail Runs is a winter trail running event held at Cheyenne Mountain State Park in Colorado Springs, CO. Scheduled for February 15-16, 2025, it features a variety of races including a 10k, Half Marathon, and timed events of 6, 15, and 30 hours. Participants will navigate multiple loops t..

March 2025

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 is set against the stunning backdrop of the Arkansas Valley, with courses that include dirt roads and narrow, hilly trails at elevat..

April 2025

The Rock Hawk Trail Races, part of the Bear Chase Race Series, take place in Castle Rock, Colorado, featuring distances of 50K, 25K, 10K, and 5K. Set against the scenic backdrop of Miller Park and Ridgeline Trail systems, the event offers a thrilling experience for both novice and experienced trail ..

The Rattler Trail Race is an exciting running event held in Colorado Springs, featuring three race distances: 50K, 25K, and 10K. Set in the scenic Palmer Park, participants can enjoy stunning views of the city and Pikes Peak while navigating the park's rugged trails. The event emphasizes the beauty ..

The Cheyenne Mountain Trail Race, held at Cheyenne Mountain State Park in Colorado Springs, features multiple race distances: 50K, 25K, 7 Miler, and 4 Miler. This event showcases some of the best trails on the Front Range, offering scenic views and a challenging course with significant elevation gai..

The Royal Gorge Groove is an exciting trail running event taking place in Cañon City, Colorado, featuring various distances including 50K, 30K, 20K, 12.5K, 5K, and a Kids Run. Participants will experience breathtaking views along the rim of the Royal Gorge, which rises 900 feet above the Arkansas Ri..

May 2025

Take 5 in the Garden is a running event held in the stunning Garden of the Gods in Colorado Springs, CO. Participants can choose between a 5K or a 5-mile course, with options for both road and trail races. The event features closed roads, allowing runners to enjoy a traffic-free experience amidst br..

The Greenland Trail Races, held annually in May at the Greenland Open Space in Larkspur, Colorado, features four race distances: 4 miles, 8 miles, 25K, and 50K. This event is known for its scenic trails with views of Pikes Peak, making it a popular choice for both novice and experienced runners. Par..

The Collegiate Peaks Trail Run, celebrating its 35th anniversary in 2025, is a renowned trail running event held in Buena Vista, Colorado. Participants can choose between two challenging distances: 25 miles and 50 miles. Established in 1991, the race features a scenic course that follows single-trac..

The Valkyrie Trail Race is a women-only trail and ultra running event held in Colorado Springs, CO, featuring the scenic Cheyenne Mountain State Park. Participants can choose from various distances, including 50K, Marathon, 30K, Half Marathon, 8 Miler, and 4 Miler, making it accessible for runners o..

The Mountain Ridge Trail Race, celebrating its 11th year, offers a variety of distances including a 5K, 10K, Half Marathon, and 21-Mile race, all set in the scenic Highlands Ranch, Colorado. Participants will enjoy 100% dirt and single-track trails with manageable elevation gains, showcasing the stu..

Niwot's Challenge is a challenging ultramarathon held annually in Colorado's Front Range, designed for experienced runners. Modeled after the Barkley Marathons, this grassroots event features a secretive course that requires participants to navigate using a map and compass, with limited aid availabl..

The Ram Party Trail Runs, set in Colorado Springs, CO, offers a thrilling weekend of trail running on May 17, 2025. Participants can choose from various distances, including 55 miles, 60K, 50K, 24K, and 15K, all centered around the picturesque Rampart Reservoir. Runners will enjoy stunning views of ..

The Endure Trail Runs, hosted by the Human Potential Running Series, takes place at Mueller State Park in Divide, Colorado. This unique event features a variety of races, including a 10k, Half Marathon, and timed challenges of 12 and 24 hours. Participants in the 12-Hour event will draw colored ball..

The Ol' College Try 24 Hour Ultra is Denver's inaugural 24-hour ultra race, taking place at Auraria Campus on May 24-25, 2025. Organized by Rise Again Running Events in collaboration with Tall Tales Ranch, this event invites runners of all levels to challenge themselves in a non-stop race environmen..

The Spirit Trail Race is an exciting running event held in Buena Vista, Colorado, during Memorial Day Weekend. Participants can choose from various race distances, including a marathon, half-marathon, and 9k. The race promotes community engagement by donating proceeds to local organizations such as ..