Trail Running calendar near San Rafael 2024-2025

The Napa Wilderness Trail Runs, hosted by Bay Trailrunners, takes place at Skyline Wilderness Park in Napa, CA, offering a variety of trail running distances including 40 miles, 50K, 30K, half marathon, and 10K. This event caters to all levels of runners, from seasoned ultra-marathoners to beginners..

Run for Amma is an annual charity running event held at Skyline Ridge Open Space Preserve in Los Gatos, California. The event features three race distances: 50K, 30K, and 10K, with all proceeds benefiting the UCSF Julia Carnevale Lab for cancer research. Participants can enjoy scenic trails while co..

Trailquake 2025 is an exciting running event featuring a half marathon, 10K, and 5K, set in the scenic Sanborn Park and along the San Andreas Trail in Saratoga, California. Participants can enjoy breathtaking views while navigating beautiful trails through redwoods and pines. The event welcomes runn..

The 13 Mile Trail Race Top Down is an exciting half marathon event taking place in San Jose, California, within the scenic Almaden Quicksilver Park and Sierra Azul Open Space Preserve. This inaugural race features a point-to-point course, with transportation provided to the starting line. Participan..

The Wildcat Half Marathon is an exciting running event taking place in El Sobrante, California, featuring a Half Marathon, 10K, and 5K race. Participants can enjoy stunning 360-degree views of the Bay Area while competing. The event supports the East Bay Regional Parks Campership Program, encouragin..

The Sonoma Coast Trail Runs, organized by SkyBreaker Racing, offers a scenic running experience through the stunning trails and fire roads of Sonoma Coast State Park in Northern California. Participants can choose from various distances, including a 50K, Trail Marathon, 30K, and Half Marathon. The c..

The Calero Trail Run - Spring is an exciting trail running event held at Calero County Park in San Jose, CA. Participants can choose from various distances, including 50K, Marathon, 25K, Half Marathon, 15K, 10K, 5K, and a Kids Run. The course features scenic single tracks, challenging hills, and dir..

The Cinderella Trail Run is an exciting running event taking place in Oakland, California, featuring a variety of race distances including an 8K, Half Marathon, 30K, Marathon, and 50K, along with a free Kid's Run for children aged 6 and under. The course winds through the scenic Joaquin Miller and R..

The 2025 Lake Chabot Trail Challenge features a Half Marathon and a 5K run, taking place in Castro Valley, California. This annual event, now in its 41st year, is popular among trail runners and offers scenic courses with views of Lake Chabot, Mt. Diablo, and the San Francisco Bay.The Half Marathon ..

The China Camp Trail Run is an exciting running event held at China Camp State Park in San Rafael, California. Participants can choose from three distances: 5K, 10K, and Half Marathon, all featuring scenic trails with views of Mt. Tam and San Pablo Bay.The courses offer a mix of technical dirt trail..

The SF Half Day is a unique running event taking place in San Francisco, featuring various race durations: 12-hour, 6-hour, and 3-hour options for both solo participants and teams. The course is a scenic one-mile loop around Crissy Field, offering stunning views of the Golden Gate Bridge and the San..

The Mt. Umunhum Ultras is an exciting trail running event held in San Jose, CA, featuring a variety of distances including a challenging 52-mile ultra, 50K, trail marathon, and shorter options like a 5K and 10K. Participants will experience over 15,000 feet of elevation gain while navigating through..

The Angel Island Half Marathon is a scenic running event taking place at Ayala Cove in Angel Island State Park, Marin County, CA. Scheduled for June 21, 2025, participants can choose between a half marathon and a 5-mile race, both of which include ferry transportation. The event offers stunning 360-..

The Rancho Hills Trail Run - Summer is an exciting running event set in the picturesque Rancho Cañada del Oro Open Space Preserve in Morgan Hill, CA. Participants can choose from various distances, including a 50K, Trail Marathon, 30K, Half Marathon, 10 Mile, 8 Miler, 10K, and 5K. This challenging r..

The Dirty Dozen Endurance Run is an exciting running event taking place at Point Pinole Regional Shoreline, Richmond, CA. Participants can choose from 12-hour, 6-hour, or 3-hour races, either individually or as part of a team. The course features a scenic 3.37-mile loop primarily on dirt fire trails..

The Calero Hills Trail Fest is an exciting trail running event held at Calero County Park in San Jose, CA. Participants can choose from various distances, including a marathon, 30K, half marathon, 10 miler, 10K, and 5K. The courses feature challenging ascents and descents through scenic oak groves, ..

The Skyline 50K Endurance Run is one of California's oldest and most celebrated 50K races, taking place annually in August at Lake Chabot Marina in Castro Valley. This event is designed for both first-time ultrarunners and seasoned veterans, featuring a scenic course that loops through the East Bay ..

Bear Creek 2025 is an exciting running event featuring a Half Marathon, 10K, and 5K, set in the scenic trails of Lafayette, California. Participants can expect a challenging course with plenty of hills, perfect for those seeking a memorable outdoor experience rather than a flat, fast race. The event..

The Almaden Hills Trail Run takes place in the scenic Almaden Quicksilver Park, featuring a variety of challenging distances including 5K, 10K, 8M, Half Marathon, 30K, Trail Marathon, and 50K. The course consists of 60% dirt roads and 40% single track, offering stunning views and a hilly terrain tha..

The Tamalpa Headlands 50K is a challenging ultramarathon set in the stunning Marin County, California, featuring a single-loop course that showcases iconic trails such as Coastal, Miwok, and Dipsea. Established in 1998, this event is presented by Nike Trail and the Tamalpa Runners, and it includes a..