Trail Running calendar near Orange 2024-2025

We have found 51 Trailruns within 80 miles of Orange. See below where and when you can find the races.

The Griffith Park Trail Marathon Relay & 8K is a premier running event in Los Angeles, celebrating its 10th anniversary. This exciting race offers participants the chance to challenge themselves on scenic trails while enjoying the camaraderie of friends and fellow runners. The event features a relay..

The Orange Curtain Endurance Run features a variety of race distances, including 100K, 50K, 30K, and 10K, taking place along a scenic out-and-back course on the bike path adjacent to the San Gabriel River in California. This event is designed for runners of all levels, making it an excellent choice ..

July 2025

Elder Creek Night Runs is an exciting running event held in Anza, California, featuring a unique nighttime experience under a full moon. Participants can choose from various distances, including 50K, 30K, 13 miles, and 9 miles, all on a scenic 4.6-mile looped course that combines single track trails..

Tough Mugu is a challenging trail running event set in the scenic Point Mugu State Park, offering participants a chance to experience some of Southern California's most breathtaking coastal mountain trails. The event features a 5-mile and a 25k race, with a fully-supported course and various ameniti..

August 2025

The Angeles Crest 100 Mile Endurance Run, established in 1986, is a prestigious ultramarathon held in the San Gabriel Mountains of California. This challenging point-to-point race spans 100 miles from Wrightwood to Altadena, featuring significant elevation changes and rugged terrain. Participants ex..

The Riley Park Trail Races, held at Thomas F. Riley Wilderness Park in Coto de Caza, CA, offers a variety of race distances including a 30k, half marathon, 10 miler, 10k, and 5k, making it a family-friendly event suitable for all skill levels. Participants can enjoy scenic trails featuring both sing..

October 2025

The HOKA Kodiak Ultra Marathons by UTMB is a thrilling running event set in the picturesque mountain town of Big Bear Lake, California. This two-day festival features a variety of race distances, allowing participants to experience the beauty of diverse landscapes, including high desert and sub-alpi..

UTMB Index

The Cahuilla Rez Ultra is a unique running event held on the Cahuilla Indian Reservation in Anza, California, featuring various race options including a 100-mile, 24-hour, 12-hour, 6-hour, and a half marathon. This event serves as a fundraiser for the tribe's Youth and Family Programming, promoting ..

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

Machete Trail Madness 100 Miler is a challenging ultramarathon event held at Lake Perris, California, featuring a 100-mile, 50-mile, and 10-mile race. Celebrating Dia De Los Muertos, the event emphasizes community and support among participants, with a course consisting of a 10-mile loop that includ..

November 2025

The Catalina Island Half-Marathon & 10K is an exciting running event set against the stunning backdrop of Catalina Island, California. Scheduled for November 8, 2025, this race offers participants the chance to experience breathtaking views and unique wildlife while running. The event features a cup..