Trail Running Calendar California 2026-2027

Experience an ultra trail run through the scenic forests between Lake Tahoe and Truckee. This 50 km loop features rocky summits and 4500 feet of elevation gain with full course support and post race festivities in Tahoe City.

Multi-day trail runs in Yosemite high country offering summit routes (El Capitan, North Dome, Cloud's Rest), point-to-point mileage across 40-98 miles, glamp-style basecamp at Tioga Pass, guided shuttles, meals, and permit logistics include..

Trail runs in Burney, CA along the Historic Great Shasta Rail Trail include 5K, 10K, and a burro race; the burro event requires competitors to bring their own donkey and specified pack gear.

A July 3, 2026 event at Sycamore Grove Park in Livermore with a flat 5K on mixed paved and dirt trails plus a free untimed 400 meter kids run for ages 12 and under. Registration windows and fees differ by race.

An urban navigation run in San Francisco beginning at Ghirardelli Square, where teams of one to five use a custom map to find checkpoints along 5K or 10K routes, followed by refreshments and socializing.

A community July 4 event in Newhall Park featuring a flat, paved 5K along the parade route, a Kid K, and a Masters Mile Walk, with shirts, medals, an expo, and awards benefiting local high school cross-country programs.

Multiple trail distances from 5K to 50K on very hilly single track and dirt roads at Rancho Cañada del Oro. The course features scenic foothill views, two aid stations, enforced cutoffs, and finishers receive a medal.

Two trail races at Elings Park in Santa Barbara on July 4, 2026 featuring a 5K and a 2K kids run that adults may enter; registration fees are $40 and $20 respectively.

A July 4 trail event at North Tahoe Regional Park finishing on Tahoe Vista Beach, offering 5K and 10K distances, a finish-area costume contest, post-race music and food, and age-group awards.

Experience a scenic trail run through ancient Coastal Redwoods and lush river canyons in Santa Cruz. Choose from multiple distances including a 50K and marathon with several river crossings.

A mountain 5k up Mt Baldy Resort with about 1,500 feet of ascent to the Notch, followed by a BBQ, bar and live music at the finish. Runners can return by lift and dogs are not allowed on the lifts.

Iron X is an unofficial extreme ironing half marathon in Auburn, CA where participants run while ironing a button-up shirt at several designated locations; participants must be self-supported, carry their own gear, and record video proof.

Valley Crest Trails in Tarzana, Los Angeles offers a half marathon, 10K and 5K on Mulholland's exposed ridgeline. Expect rolling climbs, broad views and hot, dry mid July conditions.

This summer series offers Tuesday evening fun runs in Redding, CA. Each week features a different local park or route with two distance options. A punch card registration includes a special 20th anniversary T-shirt.

Into the Wild is a 5k trail run at Saddleback Wilderness on July 15, 2026, over fire roads and single track with 300 ft of elevation gain. Entry is limited to 150 runners and there is no race day registration.

Harding Hustle on July 18, 2026 in Silverado CA offers 50K, 30K and 15K trail races on the Harding Truck Trail through the Santa Ana Mountains, with substantial climbing, stocked aid stations and shuttle access for participants.

Tough Mugu at Point Mugu State Park features coastal mountain trail courses of 25k and 10k with ocean views, chip timing, aid stations, handcrafted finisher medals, a post race festival and a $2,000 podium prize purse.

Hot to Trot at Griffith Park on July 18, 2026 features 5k, 10k, 15k and half marathon options on a marked horse trail, with aid station support, finisher medals, free photos and results posted after the event.

Experience the rugged beauty of Mt. Tamalpais and Muir Woods in this coastal trail event starting from Stinson Beach. Choose between 10K, Half Marathon, or 30K routes featuring steep climbs and breathtaking Pacific views.

Join this summer running event at Whittier Narrows Recreation Area featuring 5k, 10k, 15k, and Half Marathon distances. Enjoy a scenic loop course with finisher medals and snacks included for all participants.