Trail Running calendar near San Leandro 2026-2027

We have found 100 Trailruns within 80 miles of San Leandro. See below where and when you can find the races.

The China Camp Trail Run features 5K, 10K, and Half Marathon courses through scenic trails at China Camp State Park. With bay views and a cupless format, runners carry their own water. Finishers earn custom medals, and top performers receiv..

Run the original Brazen Racing event at historic Point Pinole. Choose from a half marathon, 10K, or 5K trail race. Runners and walkers are both welcome to participate.

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.

Experience a scenic run through Coyote Point Recreation Area with a 5K or 10K event supporting mental health. Enjoy a free community wellness fair featuring local health vendors and family friendly activities.

These trail runs explore the beautiful Sonoma Coast State Park. The courses traverse a scenic ridgeline with ocean views and summit Red Hill. The event will return in 2027 with a planned new location in Monte Rio.

The Toro Park Trail Run offers 10K, half marathon, and marathon distances on the rocky trails and dirt roads of California's Toro Park. The summer event features rolling golden hills and oak trees. It is held as part of a Spartan festival w..

June 2026

Join the free Dirt Circus community festival in San Francisco for a social trail run, a pancake breakfast, and a raffle. Meet local race directors and brands, and enjoy the circus vibe with costumes encouraged. The event starts with group r..

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 point-to-point 100-mile ultramarathon journey through the East Bay hills, starting at UC Berkeley. With 18,000ft of climbing and a 33-hour limit, it traverses diverse terrain from redwood forests to exposed ridges. It..

UTMB Index

Experience the scenic trails of Lagoon Valley Park at The Pena Passage. Choose from 30K, 10K, or 5K distances featuring rolling hills and oak groves in a natural setting.

Experience a scenic 5K or 10K run or walk through the flat dirt trails and green hills of Henry W. Coe State Park in Gilroy.

Explore the golden summer trails of Fort Ord National Monument. This trail run offers four distances across rolling hills and diverse terrain. It's a cupless event with aid stations stocked with fuel and drink.

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..

July 2026

The 14th Bay 2 Bankers offers a unique team adventure through San Francisco. Navigate a 5K or 10K course from Ghirardelli Square using a custom map. Teams of up to five can enjoy post-run refreshments.

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.

Event Overview The Muir Woods Mountain Challenge is a trail running event offering three distances: a 10K, a half marathon, and a 30K. It takes place at Mount Tamalpais State Park in Stinson Beach, California. Course Details The course begi..

August 2026

The Rodeo Valley Trail Run is held in the Marin Headlands near Sausalito, California. The start is near historic Fort Cronkhite and Rodeo Beach. The courses use trails and fire roads in the Golden Gate National Recreation Area, featuring co..

One of the oldest 50k races in the US, the Skyline 50k Endurance Run loops through the scenic East Bay Regional Parks. Runners enjoy strong community support from local running groups and a festive finish at Lake Chabot Marina.

UTMB Index

Run among redwoods on steep trails with mountain views in Gilroy. Choose from a 5K, 10K, or Half Marathon. Proceeds support scholarships for young runners.

Bear Creek is a trail running event in Lafayette's Briones Regional Park with half marathon, 10K, and 5K distances. The courses feature hills, scenic views, and a rewarding final downhill mile. All finishers receive a custom medal and shirt..