Trail Running calendar near Borrego Springs 2025-2026

The Mount Laguna Trail Marathon, held in Mount Laguna, California, is a well-organized Southern California trail race featuring a challenging single-loop course of technical single-track trails. The marathon covers rolling terrain with a total elevation gain of 3,358 feet. The first half of the cour..

The Sri Chinmoy 6-Hour Race in San Diego is a timed endurance event held at Lake Miramar, featuring a scenic 5-mile asphalt loop around the urban lake. The mostly flat course includes gentle hills and is run clockwise, with separate lanes for pedestrians and bicycles. Participants can enjoy four aid..

The RD Trail Half Marathon will take place in Tijuana on Sunday 16 November 2025. You can run between 10 and 21 kilometers.

Boundiful Endurance Runs is a unique ultrarunning event held at Washburn Ranch, a Southern California fruit and nut farm near Hemet, CA. The race features a one-mile loop on a 100% hardpacked dirt surface, free of gravel, asphalt, or sidewalks, providing a smooth and uninterrupted running experience..

The Black Mountain Turkey Burner Trail Race, held at Black Mountain Community Park in San Diego, CA, is a challenging and technical trail running event. Part of the ERS Sunshine Series, it features a half marathon with significant hill climbing on rugged trails, alongside 10K and 5K races on less te..

The Anza Borrego Cuyamaca 50 Mile Run is a challenging point-to-point ultramarathon held in Julian, California, showcasing some of San Diego's most scenic trails. Covering 50 miles, the course begins at the Sunrise Trailhead, ascends Stonewall Peak, traverses wooded trails near a lake in Cuyamaca Ra..

The Keepin' It Rural will take place in San Marcos on Sunday 7 December 2025. You can run between 5 and 10 kilometers.

The Dixon Lake Trail Race, held annually at Daley Ranch in Escondido, California, offers runners scenic trail runs with distances of 10 miles, 10K, and 5K. Starting at El Caballo Park, the 10-mile course ascends to Stanley Peak, providing a stunning 360-degree view from the summit. Elevation gains r..

The Dirty December Trail Run in San Diego, CA, is a festive holiday trail running event featuring multiple race distances including a marathon, half marathon, 10K, and a unique 6-hour hill climb race. Participants can run in costume for a chance to win awards in solo or team categories, adding a fun..

The Del Dios Trail Race, known as the "Race of the Gods," is an annual trail running event held at scenic Lake Hodges in Escondido, California. The 11th edition takes place in early January 2026 and offers multiple race distances including a 50K, half marathon, 10K, and 5K. The courses feature dirt..

The San Diego 50 Mile & Trail Marathons, held in Escondido, California, offer a variety of trail running events including a 50-mile ultra marathon, trail marathon, relay marathon, heavy half marathon, and shorter distances like a 10-mile Summit Chase, 5-mile Valley run, stroller-friendly 5K, and a y..

The Ranch 50K is a trail running event held at Daley Ranch in Escondido, California, featuring a challenging course with significant elevation gain. The 50K race consists of two loops of a 15.6-mile course, totaling 31.1 miles with 6,318 feet (1,926 meters) of climbing. A half marathon option covers..

The San Pasqual Valley Trail Race, held in Escondido, California, is a scenic running event set in San Diego's wine country. Offering three distances—10K, half marathon, and 20 miles—runners enjoy breathtaking views of vineyards and orange groves. The 10K course is relatively flat, while the half ma..

Sycamore Canyon is a trail running event held at the scenic Goodman Ranch Sycamore Canyon Preserve near Poway, California, just east of San Diego. The race offers multiple distances including a 100K (solo or 4-person relay), 50K (solo or 4-person relay), and a half marathon. The course is a loop thr..

The Old West Trail Runs, held at Anza Borrego Desert's Stagecoach Trails RV Resort, offer 50K, marathon, and half marathon distances through scenic desert terrain. The courses feature minimal elevation gain, with the 50K and marathon having about 2,500 feet and the half marathon around 670 feet. Par..

The Pirate's Cove 6/12/24 Hour Run/Hike is a timed endurance event held at Lake Cuyamaca, California. Participants can choose to run or hike for 6, 12, or 24 hours on a scenic course centered around the lake area. The event takes place at Chamber's Park Campground, which serves as race headquarters..

The Coast to Crest 10K and 5K is an annual trail race held in Del Mar, California, featuring a very flat and fast course ideal for runners seeking personal records. The out-and-back routes are 100% dirt trail, well-groomed, and offer spectacular wide-open lagoon views with a downhill finish. Partici..

The Bedrock Valley Trail Runs, held at Diamond Valley Lake Marina in Hemet, California, is a family-friendly trail running event featuring a variety of distances including a Trail Marathon, Half Marathon, 15k, 10k, multiple 5k options (including stroller and youth categories), and a 1-mile Kid's Fun..

The Annual NATRO@Noli Indian School Trail Race takes place on the Soboba Indian Reservation in San Jacinto, California. This event offers marathon, half marathon, 5k, and kids 3k distances with Native and Open divisions. The marathon features a challenging two-loop 13.1-mile course with over 2,000 f..

The Ramona Wine Country 5K is a unique running event held at BackCountry Gardens in Ramona, California. This scenic race features a challenging 1.5-mile loop course with natural obstacles including hills, streams, boulders, and mud, offering participants the option to complete one or two loops. Beyo..