Trail Running calendar near Avalon 2025-2026

We have found 50 Trailruns within 80 miles of Avalon. See below where and when you can find the races.

The Harding Hustle is a challenging trail running event held in the scenic Cleveland National Forest and Santa Ana Mountains near Silverado, California. It offers three distances: 50K, 30K, and 15K, all primarily on the Harding Truck Trail, featuring steep climbs, exhilarating descents, and breathta..

Tough Mugu is a challenging trail running event held at La Jolla Group Campground in Point Mugu State Park, Malibu, California. Featuring two distances, a 25k and a 10k, the race offers runners stunning coastal mountain views, including the famous Ray Miller Trail, Channel Islands, and Boney Mountai..

The SoCal Summer 6K/12K, hosted by Pasadena Running Company, is a trail running event held at Lower Arroyo Park in Pasadena, California. Scheduled for a summer Friday evening, it offers two distance options: a 6K (3.9 miles) and a 12K (7.8 miles, two loops of the 6K course). The course features mixe..

August 2025

The Riley Park Trail Races, held in Thomas F. Riley Wilderness Park in Orange County, California, offer a variety of distances including a 30k, half marathon, 10 miler, 10k, 5k, and a unique 6-hour race. This family-friendly event features scenic single and double track trails, providing runners wit..

The Into the Wild OC Trail Run is a 5K trail race held at Saddleback Wilderness in Orange, California. The course features a mix of fire roads and single-track trails with an elevation gain of 300 feet, offering a moderately challenging run through natural terrain. Participants will find one aid sta..

The Bulldog Ultra is Southern California's oldest 50k trail race, held in the scenic Santa Monica Mountains at Malibu Creek State Park in Calabasas, CA. Celebrating over 30 years, it offers two challenging distances: a 25k trail run and a 50k ultra, featuring steep climbs and rugged terrain with ove..

The OC Trail Runners Group Run is a free, social, and non-competitive trail running event held in Newport Coast, California, at El Moro and Laguna Coast Wilderness Park. The group meets at Coastal Peak Park and enjoys a different route each time. The June 28, 2025 run covers about 8 miles with rough..

September 2025

The Mount Baldy Run to the Top is a challenging 7-mile trail race held in Mount Baldy, California. Celebrating its 60th running, the race starts at 6,000 feet elevation and ascends 4,000 feet to the summit of Mt. Baldy, the third tallest mountain in Southern California at 10,064 feet.This event serv..

The Gypsum Canyon Wilderness 5k is a trail running event held at Gypsum Canyon Wilderness in Anaheim, California. The 3.3-mile course features a mix of fire roads and single-track trails with an elevation gain of 350 feet, offering a moderately challenging run through natural terrain. Participants w..

That's No Moon Trail Races take place in the rugged Cleveland National Forest and Santa Ana Mountains near Silverado, California. Offering 50-mile, 50K, and 30K distances, the event challenges runners with significant elevation gains—up to 9,440 feet for the 50-mile race—and technical terrain includ..

The Double Peak Challenge is a distinctive outdoor running event held in San Marcos, California, featuring a challenging 10K race, a 5K fun run, and a Kids Trail Trot. The 10K course is known for its demanding elevation gain of 1,176 feet, culminating at Double Peak's summit at 1,558 feet, offering..

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 Cheeseboro Canyon Trail Run, formerly known as No Name 5025, is a popular, low-key trail running event held in Cheeseboro National Park near Agoura, California. It features diverse terrain including runnable ascents, winding singletracks, steep fire road climbs, and smooth descents. The event of..

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 Angeles National Forest Trail Race, celebrating its 20th anniversary, takes place in the scenic San Gabriel Mountains at Mt. Wilson, California. Offering two challenging distances, a 25K with 3,500 feet of elevation gain and a 50K with 7,000 feet, the race starts and finishes at the historic Mt...

October 2025

Live Oak Odyssey is a fixed-time trail running event held at O'Neill Regional Park in Trabuco Canyon, California. Participants choose between 3-hour and 6-hour races on a scenic 2.75-mile loop featuring approximately 500 feet of vertical gain per lap. The course offers a mix of uphills, downhills, s..

Rock It in Chino Hills is a trail running and hiking event held at Chino Hills State Park in Brea, California. Participants can choose between a 5K or 10K course, both offering scenic views and tranquil natural surroundings with trails extending across the expansive park. The event emphasizes the be..

The Pasadena Trail Half Marathon, hosted by Pasadena Running Company, takes place at Hahamongna Watershed Park in Pasadena, California. This event offers three distance options: 5K, 10K, and a challenging half marathon. The half marathon course spans 13.1 miles with an elevation gain of 1,855 feet,..

The Encinitas Beach Run is a unique running event held at Moonlight Beach in Encinitas, California. Participants run on the sand at low tide along a scenic coastal course between Moonlight Beach and Grandview. The event offers 5k and 10k distances with turnaround options, plus a kids' 1k race for ch..