Trail Running calendar near Hollywood 2025-2026

The Bulldog Ultra is Southern California's oldest 50k trail run, celebrating its 32nd year in the scenic Santa Monica Mountains. Participants can choose between a challenging 25k or 50k course, both offering stunning views and steep climbs. The event features a $4,000 prize purse and is part of the..

That's No Moon Ultras is a challenging trail running event set in the scenic Cleveland National Forest and Santa Ana Mountains of Southern California. Participants can choose from three distances: 50 miles, 50K, and 30K, all featuring significant elevation gains and technical terrain. The race empha..

The Angeles National Forest Trail Race, celebrating its 20th anniversary, offers both 25K and 50K races on September 27, 2025, starting and finishing at the iconic Mt. Wilson Observatory. Set in the scenic San Gabriel Mountains, the 25K features a challenging 3,500 feet of elevation gain, while the..

The SPACEROCK Trail Race, scheduled for October 18, 2025, takes place at the iconic Vasquez Rocks Natural Park in Southern California. This event offers a variety of race distances, including a Half Marathon+, 15K, 10K, and 5K, catering to runners of all skill levels. Participants can enjoy the stun..

The Pasadena Trail Half Marathon is a premier running event hosted by Pasadena Running Company, featuring challenging routes that showcase the scenic trails of Pasadena. Scheduled for October 19, 2025, this event includes three distance options: a Half Marathon, 10K, and 5K, catering to runners of a..

The Twilight's Last Gleaming Cross Country Challenge will take place in Ventura on Saturday 25 October 2025.

The Machete Trail Madness 100 Miler is a challenging ultramarathon event held in Lake Perris, California, featuring a 100-mile, 50-mile, and 10-mile race. Scheduled for October 31, 2025, this event celebrates Dia De Los Muertos with a supportive community atmosphere. Participants will tackle a tough..

The Catalina Island Half-Marathon & 10K is a premier trail running event set against the stunning backdrop of Avalon, California. Participants can choose between a challenging 13.1-mile half-marathon or a scenic 6.2-mile 10K course. The race begins with a picturesque run past the historic Wrigley Ma..

The 4 Mile Hill Challenge is an exciting running event taking place at the Audubon Center at Debs Park in Los Angeles, California. Designed for both beginners and elite runners, the course features rolling hills and all-trail paths within a historic park setting. Participants can enjoy hydration sta..

The Into The Wild Fremont Canyon event is a challenging 28k trail run set in the scenic Fremont Canyon Nature Preserve, often likened to "the Yosemite of Orange County." Participants will experience breathtaking views, including the San Gabriel Mountains and diverse wildlife, while navigating a loop..

The Crystal Cove Trail Run is a premier running event set in the scenic Crystal Cove State Park, Laguna Beach, California. Participants can choose from three distances: the challenging 15k, which includes steep climbs and technical sections like the Rock Garden, Elevator, and the Wall; the 6k; and a..