Hill Challenge 4 Mile

The Sean O'Brien event, taking place in Calabasas, CA, offers a range of challenging trail races including 100K, 50 Mile, 50K, Marathon (26.2 miles), and 30K on January 25, 2025. This event is notable as the 100K serves as a qualifier for the prestigious Western States 100. Participants can expect s..

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, an 8K run, a 5K challenge, and a kid's 2.2K run. Participants can enjoy stunning views of the Hollywood Sign, Griffith Observatory,..

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 in the scenic Las Virgenes Canyon Valley, participants navigate through twists, turns, and challenging switchbacks along the Millennium Loop Trail. The e..

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 Pasadena Trail Running Challenge is an exciting event organized by Pasadena Running Company, featuring 5-mile and 10-mile trail courses. Set in the scenic Hahamongna Watershed Park, participants can explore the beautiful interconnected trails of Pasadena and the Angeles National Forest. This eve..