Trail Running calendar near Brisbane 2025-2026

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...

Napa Wilderness Trail Runs on May 16, 2026 at Skyline Wilderness Park offers 10K, 21K, 30K and 50K on scenic, rugged trails with steep climbs and sweeping valley views. Bring your own cup for touchless aid stations.

Tackle the Rim Rock 50 Mile Trail Challenge in Napa for a rugged, scenic test across oak forests and exposed ridgelines. Choose solo or two person relay and take on two big loops through Skyline Wilderness Park.

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.

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.

Run scenic ridgeline trails with ocean views and a Red Hill summit through ferns and redwoods at Sonoma Coast Trail Runs. Choose from 50K, marathon, 30K or half marathon for a challenging day on the Sonoma coast.

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.

Bay Area 100 is a scenic yet demanding 100 mile point to point ultramarathon from Berkeley to Oakland across ridgelines, redwood forest and lakes with about 18,000 feet of climbing. Limited to 150 runners for an intimate challenge.

Run the 42nd annual Lake Chabot Trail Challenge on June 7, 2026 in Castro Valley, with a scenic hilly half marathon or a 5K featuring ridge line views of Mt Diablo and the Bay. Chip timed races, finisher medals, and on site packet pick up.

The SF Half Day will take place in Presidio of San Francisco on Saturday 13 June 2026. You can run between 3 and 12 kilometers.

Run under coastal redwoods and along stream canyons in Santa Cruz at the San Lorenzo River Trail Run, offering distances from a family kid's dash to a rugged 50K. T shirts for preregistered runners and custom finisher medals await.

Skyline 50K Endurance Run is one of the oldest continuously running 50k races in the United States. The course starts and finishes at Lake Chabot Marina in Castro Valley, California, and follows a large loop through East Bay Regional Parks..

Dick Collins Firetrails at Lake Chabot Marina features 100k, 50 mile, marathon and 30k races across scenic East Bay park trails. Challenging courses, solid aid and sweeping views make it a fall must for trail runners.