Pasadena Trail Running Challenge

The Sean O'Brien event features a range of trail running distances including 100K, 50M, 50K, Marathon (26.2 miles), and 30K, taking place in Calabasas, CA. This popular race is known for its scenic views and challenging terrain, attracting runners of various skill levels. The 100K distance serves as..

The Mt. Hollywood 12K Trail Run Hike is an exciting outdoor event taking place in Griffith Park, Los Angeles, featuring multiple race options including a 12K trail run/hike, an 8K, a 5K, and a kid's 2.2K run. Participants can enjoy stunning views of the Hollywood Sign, Griffith Observatory, and Down..

The Griffith Park Trail Marathon is a celebrated running event taking place in Los Angeles, California, featuring multiple race distances including a 50K, marathon, 30K, half marathon, and 10K. This year marks the 15th anniversary of the "Spring Edition," promising an exciting experience for partici..

The Singletrack Stampede is an exciting cross-country running event featuring 10K and 22K distances, designed for runners of all skill levels. Set on the scenic Millenium Loop Trail, participants will navigate twists, turns, and challenging switchbacks while enjoying breathtaking views of the Las Vi..

The Gabrielino 50K is a challenging trail running event scheduled for March 15, 2025, designed for ultrarunners seeking a low-key endurance experience. The course, limited to 15 participants, starts at Lizzie's Tavern in Sierra Madre and includes a climb to Mt. Wilson, followed by a descent to the G..

The Las Virgenes Canyon Trail Races, taking place on April 26, 2025, in Southern California, offers a variety of distances including 6K, 12K, 30K, 54K, and 84K. This event, formerly known as the Ahmanson Ranch Trail Races, is organized by Anytime Runners, LLC, and promises a scenic and challenging e..