Trail Running calendar near Vineyards - Avalon 2026-2027

Trail trail race at Wildcat Canyon Regional Park near El Sobrante offering a half marathon, 10K and 5K with wide Bay Area views, chip timing, medals and shirts. Walkers and hikers are welcome.

Trail runs at China Camp State Park on May 23, 2026 feature 5K, 10K and half marathon courses on single track and fire roads with prominent climbs, marked aid stations, a cupless policy, and limited field size.

Nitro Trail 2026 is a trail running event at Point Pinole Regional Shoreline Park in San Pablo, CA on May 30, 2026, offering a half marathon, 10K and 5K. Organized by Brazen Racing, it includes a remote runner option and volunteer-supported..

A trail event at Joaquin Miller Park on May 30, 2026 offering 8K to 50K distances plus a free kids 50yd dash. Routes run through redwood forest on marked single track with aid stations every 3 to 6 miles.

Join San Mateo PALs 5K and 10K at Coyote Point on May 30, 2026 to support health and mental wellness. Race registration includes a T shirt and access to a free Wellness Fair, and the event welcomes families, strollers and dogs.

A trail running weekend at Toro Park near Salinas, California with 10K, half marathon and marathon options on rocky dirt trails. Expect rolling golden hills, sparse oak shade, warm summer temperatures and a concurrent Spartan festival.

The Dirt Circus - San Francisco will take place in SoMa on Saturday 6 June 2026. You can run between 3 and 5 miles.

A trail event in Castro Valley on June 7, 2026 offering a chip timed half marathon and 5K with on-course water, first aid support, guaranteed t-shirts for early registrants, and age division awards.

The Bay Area 100 is a 100 mile point to point ultramarathon across Berkeley and Oakland ridgelines and redwood forests. With about 18,000 feet of climbing and a finish on the Skyline High School track, it offers a rugged, scenic test.

Trail races of 10K, half marathon, 35K, and 50K wind through Fort Ord National Monument’s single track, sandy hills, and wildflower fields. The cupless event is chip timed, limits entries to 350 runners, and features stocked aid stations.

Live and virtual 5K, 10K and half marathon at Lake Chabot Regional Park in Castro Valley, June 26 to 29, 2026. Courses mix paved and trail sections with aid stations; live participants receive a shirt, handcrafted woodallion and beer sample..

The Bay 2 Bankers 10K will take place in Fort Mason on Saturday 4 July 2026. You can run between 5 and 10 kilometers.

Trail races in Santa Cruz through ancient coastal redwoods and varied terrain, offering distances from a free kids quarter mile up to a 50K. Marked courses, fully stocked aid stations every 6 to 7 miles, and a cupless policy.

Trail races on Mt. Tam near Stinson Beach offering 10K, half marathon, and 30K courses with steep climbs, technical single-track, cupless aid stations, chip timing, and a 300-runner capacity.

Trail races at Rodeo Beach in the Marin Headlands offering 8K, half marathon, 30K and 50K on coastal singletrack and fire roads; chip timed, cupless, capacity 350.

A long running 50K and half marathon around Lake Chabot Marina and East Bay parks each August, with community staffed aid stations, downloadable course guides, and post race plant based food.

Trail races at Sprig Lake Day Use Area in Gilroy on August 8, 2026 feature 5K, 10K and half marathon routes with significant elevation gain; proceeds fund local scholarships to a national trail running camp.

Run among towering redwoods in Oakland on August 15 at the Redwood Summer Trail Run, with distances from a 5 mile to an epic 50K plus a free kids dash. Expect stocked aid stations, finish medals and classic trail vibes.

A single loop 50K ultramarathon in Muir Beach, California on Saturday, August 15, 2026. The course uses notable Marin trails, includes about 6500 feet of elevation gain, and features coastal and Bay Area views.

Trail races of 30K, half marathon, and 10K run through Henry Cowell Redwoods State Park with redwood forest, river crossings, ocean breezes, and aid stations every 5 to 6 miles.