Trail Running calendar near Anza 2025-2026

The Lake Miramar 4 Mile is a scenic, untimed fun run held at Lake Miramar in San Diego, CA. Part of the Rewind Series by ERS, this event features a 4-mile out-and-back course combining paved roads and trails along the lake's beautiful shores. Designed for a relaxed, family-friendly atmosphere, it of..

The San Diego 100 is a challenging 100-mile ultramarathon held in the mountainous east county of San Diego, California, starting and finishing at Lake Cuyamaca Recreation Area. The course is a 90% single-track loop traversing four recreational areas, including sections of the Pacific Crest Trail, No..

The Black Star Canyon 5k Trail Run takes place at Black Star Canyon in Silverado, California. The 3.3-mile course features a mix of fire roads and single-track trails with an elevation gain of 390 feet, offering a moderately challenging run through scenic terrain. The race starts and finishes at the..

The Holcomb Valley Trail Run, held annually in Big Bear Lake, California, offers runners three challenging distances: 33 miles, 14 miles, and 7 miles. The race course features scenic sections of the Pacific Crest Trail and Forest Service roads through Holcomb Valley, with significant elevation gains..

The Into the Wild OC Trail Run takes place at Fremont Canyon via Irvine Regional Park in Orange, California. The event features a challenging 17-mile (27k) single-loop course primarily on fire roads, with an elevation gain and loss of 3,820 feet. Runners have the option to complete a shorter out-and..

The Black Mountain Trail Races, held in San Diego, CA, offer three challenging distances: 50K, 25K, and a half marathon. Set on the historic Amat Kwanyil trails of Black Mountain, an ancient extinct volcano and Kumeyaay land, the course features diverse terrain including chaparral, coastal sage scru..

The Whiting Ranch Trail Races, held in Trabuco Canyon, California, offer a scenic running experience through Whiting Ranch Wilderness Park in Orange County. Participants can choose from four distances: 6K, 10K, half marathon (13.2 miles), and 30K. The course features challenging climbs, expansive vi..

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 run emphasizes enjoying the outdoors and camaraderie, making it welcoming for all levels. Each group run features a different..

The Red Rock Wilderness Trail Run is a 5K (3.4 miles) race held at the Red Rock Wilderness in Silverado, California, starting and finishing at the Limestone Canyon/Augustine Staging area. The course features a mix of fire roads and single-track trails with an elevation gain of 300 feet, offering a m..

Elder Creek Night Runs is a unique nighttime trail running event held near Anza, California, on land graciously provided by the Cahuilla Band of Indians. The race features distances of 9 miles, 13 miles, 30K, and 50K, all run on a 4.6-mile loop combining single-track trails and wide dirt roads throu..

The Peak is a challenging trail running event held near Julian, California, featuring 50K, marathon, and half marathon distances. The course primarily follows single-track trails with stunning mountain views, including a climb to Cuyamaca Peak, the second highest point in San Diego County. Runners f..

The Mt. Baldy 5000 is a challenging 5K mountain race held on the slopes of Mt. Baldy Resort near Los Angeles.The 3.1-mile course features nearly 1,500 feet of elevation gain, primarily uphill on fire roads with good footing, offering spectacular views and a tough climb suitable for runners of all le..

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..

The Green Valley Lake Half Marathon, along with 5K and 10K events, is scheduled for August 2, 2025, in the scenic San Bernardino Mountains. Participants will enjoy a picturesque course that begins with a flat loop around the lake, followed by a gradual ascent with a 400-foot elevation gain, offering..

The Angeles Crest 100 Mile Endurance Run, held annually since 1986, is a challenging point-to-point ultramarathon in the San Gabriel Mountains of Southern California. Covering 100 miles from Wrightwood to Altadena, the course features elevations from 1,135 to 9,300 feet, with steep climbs, rocky ter..

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 a fun and c..

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..

South Bay 24 is an endurance running event held at Montgomery Waller Community Park in San Diego, featuring a 1.25-mile loop course that includes trail, grass, and bike path surfaces. The event offers multiple race options including a 24-hour race, 12-hour day and night races, a 6-hour race, and a h..

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 to the summit of Mt. Baldy at 10,064 feet, featuring a steep 4,000-foot elevation gain.This iconic Southern California..

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..