Tough Mugu

The Anytime Runners 12H Training Run is a supported endurance event held at Griffith Park, Los Angeles, specifically at the Crystal Spring Picnic Area. Participants run or walk on a mostly flat 3-mile loop trail for up to 12 hours, from 6 AM to 6 PM, with the flexibility to start anytime between 6 A..

The Bulldog Ultra, held in Malibu Creek State Park, Calabasas, CA, is Southern California's oldest 50k trail race, celebrating over 30 years. Scheduled for August 16, 2025, it offers two distances: a challenging 50k ultra with 29.4 miles and 5,784 feet of elevation gain, and a 25k trail run covering..

The No Name Trail Races, now known as the Cheeseboro Canyon Trail Run, take place in Cheeseboro National Park, Agoura, California, within the Santa Monica Mountains National Recreation Area. The event offers multiple distances including a challenging 50K ultra marathon with nearly 5,000 feet of elev..

No Name 5025 is a trail running event held at Cheeseboro National Park in Woodland Hills, California. It features a challenging 50k ultramarathon, along with a half-marathon, 5k, and a kids’ 2k fun run. The course offers diverse terrain, including runnable ascents, winding singletracks, steep fire r..

The Bandit Ultra Trail is a premier trail running event held in Simi Valley, California, at Corriganville Park. Set against the scenic backdrop of Rocky Peak's mountains and steep canyons, the race offers stunning views of sandstone boulders, oak savannahs, and diverse wildlife habitats. Participant..

The Santa Clarita Trail Race is an epic trail running event held in the golden hills of Santa Clarita, California, specifically at East Walker Ranch in Placerita Canyon. Scheduled for November 1, 2025, it offers multiple race distances including 5K, 10K, Half Marathon, and a challenging 28K. The cou..