Trail Running calendar near Riverbank 2025-2026

Join Bay Breeze at San Leandro Marina Park on Feb 14, 2026 for a scenic bayside half marathon, 10K or 5K. All finishers receive custom medals and shirts and the race offers chip timing, aid stations and a remote runner option.

The Lost Trail Half Marathon and 5K take place at Granite Beach, Folsom Lake State Recreation Area, offering runners scenic lake views and vibrant wildflowers along well-marked courses. The half marathon covers 13.1 miles, while the 5K is 3..

Take on scenic trails and rolling climbs at Lake Chabot with distances from 5K to 50K for runners of all levels. Chip timing and stocked aid stations support you, but this cupless event asks that you carry your own bottle.

The Salmon Falls 50K Endurance Run is a challenging trail race set in the scenic foothills of Sacramento, California. This ultra-distance event starts at the Magnolia Ranch Trail Head near Coloma and features a stunning course that traverse..

Run scenic trails and rolling hills at the Tesoro Viejo Spring Classic with a half marathon, 10k, 5k and virtual race. Enjoy postrace cinnamon rolls, wine and live music while supporting local land and wildlife conservation.

Redwood (Spring) Trail Run is held at the Chabot Space & Science Center in Oakland, California, featuring multiple distances from 5 miles up to 50K, plus a Half Marathon, Marathon, 30K, a 5K, and several youth events. The course winds throu..

Enjoy a scenic trail run along the historic Western Pacific route at Quarry Lakes in Fremont on March 28, 2026, with half marathon, 10K, 5K or remote entries. Brazen Racing welcomes runners, walkers and hikers on a mostly flat dirt and grav..

Join the Bad Ass Backyard Ultra in Rio Linda on March 28 2026, a repeated 4.16 mile loop starting each hour. Keep running until you are the last person to complete a loop and claim victory.

Event overview The American River Endurance Runs are a set of trail races that finish in Auburn and use the City of Folsom as the start and hospitality host. The event includes a 50-mile ultramarathon that follows the American River Parkway..

Experience scenic trail running on Mount Diablo with distances from 5K to 50K at the Diablo Trails Challenge on April 4, 2026. Enjoy community vibes and a post race BBQ while supporting Save Mount Diablo.

Run the scenic Horseshoe Lake Trail Run at Skyline Ridge in La Honda on April 18, 2026, with distances from 5 mile to 50K and a free kids dash. Expect rolling ridge single track, aid stations, and a friendly festival atmosphere.

Event overview Badger Cove Half Marathon/10K/5K 2026 takes place on April 18, 2026, at Del Valle Regional Park in Livermore, California. The event includes on-site race options at Lake Del Valle and a remote runner option. Hikers and walker..

Take on scenic lakeside single track and double wide trails around Folsom Lake with 25K, 50K and 50M options at Outlands Endurance Race. Enjoy stocked aid stations, a post race meal and custom finisher awards.

Run scenic trails around Lake Anza at the Grizzly Peak Trail Run in Tilden Regional Park on May 9, 2026. Distances range from a kids dash to a 50K, with shirts for preregistered runners, custom finisher medals and stocked aid stations.

Trailquake 2026 Trailquake 2026 takes place on May 10, 2026, at 16055 Sanborn Rd, Saratoga, CA. The event offers the following distances: Half marathon 10K 5K The event also includes remote runner and international remote runner options...

Wildcat 2026 on May 16 in El Sobrante offers scenic 360 degree views of the Bay Area with race choices from 5K to half marathon or a remote option. Join the fun and help support the East Bay Regional Parks Campership Program.

Wild Rose Half Marathon & 5K is a brand-new spring running event in Roseville, California, starting and finishing at Moksa Barrel House. Runners can choose a flat, fast Half Marathon on the Pleasant Grove Bike Path—a forked out-and-back wit..

Run for Amma: May 16, 2026 at Skyline Ridge Open Space Preserve in Los Gatos. Join the 15th anniversary charity trail run where 100% of registration proceeds support UCSF Julia Carnevale Lab cancer research.

Tackle scenic, technical trails in Joaquin Miller and Redwood parks on May 30, 2026, with distances from 8K to 50K plus a free kids dash. Costume contest, stocked aid stations, and big climbs make this a festive, challenging trail day.

Hit the scenic trails of Point Pinole on May 30 for Nitro Trail 2026, with half marathon, 10K and 5K distances plus a remote runner option. Enjoy coastal views and support East Bay Regional Parks with every step.