Trail Running calendar near Sausalito 2026-2027

Location and Course The event takes place at Huddart Park in Woodside, California. The trails pass through Huddart Park, King's Mountain, and Bear Gulch, featuring redwoods and ferns. Distances are measured with a surveyor's measuring wheel..

Explore the gentle trails of Pinto Lake County Park at the Apple City 5k. This inaugural event celebrates the agricultural roots of Watsonville's Pajaro Valley. The race supports local students, with half of its proceeds going to the Pajaro..

Diablo Trail Run on September 6, 2026 in Clayton CA offers distances from a 4 mile Mitchell Canyon course to a 50K, plus a free kids 50 yard dash for age six and younger. Courses use dirt roads and single track with aid stations every 3 to..

The Berkeley Trail Adventure offers four distances on the scenic trails of Tilden Regional Park. Runners can expect shaded paths, open views, and fully stocked aid stations. It's a cupless event where all finishers receive a medal.

The Stevens Creek Striders Reservoir Run offers a Half Marathon, 11K, and a family-friendly Lollipop Loop on scenic trails. It's a USATF-sanctioned event with capped participation and post-race BBQ. The run supports local trails and include..

The Rocky Ridge 2026 offers a challenging half marathon trail run in the Las Trampas Wilderness, plus 10K and 5K options. It's the finale for the Ultra Half Marathon Series and supports the East Bay Regional Parks Campership Program. Partic..

The Dick Collins Firetrails carries on a historic ultrarunning tradition at Lake Chabot. Runners can choose from three classic distances: a 100k, a 50 miler, and a marathon. It's a UTMB Index event with firm time limits due to park regulati..

Explore the shaded redwood groves and challenging, flowy singletrack of Sanborn County Park. This trail event on September 27, 2026, offers 10k, half marathon, and 50k distances through the Santa Cruz Mountains.

Run by the Sea returns for its tenth year at Wilder Ranch State Park. This coastal run on flat dirt trails offers a half marathon, a 12K, and a 4K run/walk. The event supports local youth and trail stewardship programs.

Run the 39th Ruth Anderson Memorial Endurance Run on October 10, 2026 in San Francisco. Choose 100 km, 50 miles, or 50 km on a scenic paved loop around Lake Merced with chip timing and certified 50K and 50 mile courses.

The inaugural Sonoma Fall Classic offers trail races from marathon to 100 miles around Lake Sonoma in California's wine country. Runners can tackle legendary climbs and scenic singletrack in this October event. Free camping is available nea..

Event Overview The Diablo Summit Stomp is a trail race held on October 17, 2026, in Walnut Creek. The event offers several distances run on dirt trails. Distances and Courses Participants can choose from one of four courses: 30K Half Marat..

A Halloween-themed running event at Hellyer County Park offering distances from a kid's 50 yd dash to a certified marathon, with costume prizes, aid stations every 2-4 miles, and cupless hydration policy.

A trail fundraiser in Joaquin Miller Park offering a 5 km trail race and a 1 mile fun run/walk to support Oakland Tech PTSA and the school cross country program; donations are tax-deductible.

Mermaid Trail Run at Huddart Park in Woodside on November 7, 2026 features multiple trail distances, a timed 6 Hour challenge and a youth dash. The course is hilly, parking has a cash fee and a pancake breakfast follows the race.

This trail run takes place at Lake Chabot Regional Park in Castro Valley, featuring distances from 8K to 50K. The cupless event is known for its clearly marked loops around the popular reservoir. All finishers get a custom medal, with aid s..

This November trail run takes on the iconic slopes of Mt. Tamalpais, starting at Stinson Beach. Runners can choose from four distances, from a 10K to a 50K ultramarathon, all featuring significant climbs and views. The event includes chip t..

Trail navigation event in Santa Cruz where solo runners or teams use a custom map to find up to 20 checkpoints in 2 or 4 hour formats; a finish area offers refreshments and social time.

A Thanksgiving morning event in San Jose offering 5K, 10K, a USATF certified half marathon, age-group races and a free kids' 50-yard dash. The course is mostly asphalt, aid stations appear every 2 to 4 miles, and the event is cupless.

Event Details The Quarry Turkey 2026 is scheduled for Saturday, November 28, 2026. It is held at the Quarry Lakes Regional Recreation Area on Isherwood Way in Fremont, California. Distances The event offers several race distances: Half Mar..