Trail Running calendar near Castro Valley 2024-2025

The Brazen New Year's Eve event offers participants the chance to run a half marathon, 10K, or 5K at Lake Chabot in Castro Valley, California. This event is designed for runners of all levels, including hikers and walkers, making it a perfect way to close out the year with friends and fitness. Parti..

The Brazen New Year's Day event, taking place at Lake Chabot in Castro Valley, CA, offers participants a choice of a half marathon, 10K, or 5K race on January 1, 2025. This scenic and invigorating run is designed to kick off the new year with a healthy and fun activity. Runners can also participate ..

The Hacienda Hills Trail Run - Winter is an exciting trail running event taking place at Almaden Quicksilver County Park in San Jose, California. Scheduled for January 4, 2025, this event features nine different race distances, including a Kids Run, 5K, 10K, half marathon, marathon, and a challengin..

The Crystal Springs Trail Run, scheduled for January 12, 2025, in Woodside, California, offers a variety of race distances including an 8K, Half Marathon, 35K, Marathon, and 50K, along with a free Kid's Run for children aged 6 and under. Participants will enjoy scenic trails through Huddart Park, fe..

The China Camp Challenge is a running event held at China Camp State Park in San Rafael, California. Participants can choose from three distances: a 5K, 10K, or half marathon, all set against the backdrop of scenic trails and views of the Bay Area. The park offers a natural environment with a canopy..

The Fort Ord Trail Run is an exciting trail running event held at the scenic Fort Ord National Monument in Monterey, California. Participants can choose from three distances: 10K, 25K, and 50K, all set against the backdrop of beautiful trails. The event emphasizes sustainability by being cupless, en..

The Monterey Ultra 50 Miler is an exciting ultramarathon event set in the scenic Fort Ord National Monument in Monterey, California. Scheduled for January 25, 2025, this challenging race features a diverse course that includes wide fire roads, twisting single-track trails, and rocky climbs, covering..

The Coyote Hills Run, organized by Brazen Racing, takes place at Coyote Hills Regional Park in Fremont, California, featuring a scenic running experience along the San Francisco Bay. Participants can choose from three race distances: a half marathon, a 10K, and a 5K, with courses designed to accommo..

The Mt. Umunhum Trail Conquest - Winter is an exciting running event taking place at Almaden Quicksilver County Park in San Jose, CA. Participants can choose from various distances, including a 50K, Marathon, 30K, Half Marathon, 7 Miler, 5K, and a Kids Run.The course features scenic trails that lead..

The Golden Gate Trail Run is an exciting running event taking place in Sausalito, 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. Participants can enjoy stunning views of the Pacific ..

The Jed Smith Ultra Classic, organized by the Buffalo Chips Running Club, is set to take place on February 1, 2025, marking its 47th edition. This event features multiple race distances, including a 50-mile, 50K, marathon, 30K, and half marathon, catering to runners of all levels. The course is USAT..

The Go Wild! Lime Ridge 2 Hour event invites participants to explore the scenic Lime Ridge Open Space in Walnut Creek, CA. Teams of 1 to 5 will navigate using a custom map to locate up to 20 checkpoints within a two-hour timeframe. This adventure combines trail running and wilderness scrambling amid..

The Giro di Fremont is an exciting 60K running event taking place in Fremont, California, showcasing the area's scenic beauty. This point-to-point course runs from Mission Peak Trailhead to Don Edwards Wildlife Refuge, featuring minimal course markings, so participants are encouraged to navigate usi..

The Bay Breeze event, taking place at San Leandro Marina Park, features a scenic half marathon, 10K, and 5K run along the picturesque San Francisco Bay. This race is designed for all levels of runners and walkers, offering a mostly flat course ideal for setting personal records. Participants will re..

Redtail Ridge is a trail running event hosted by Inside Trail Racing, featuring distances of 10K, Half Marathon, 30K, and 50K. Set in the scenic Lake Chabot Regional Park in Castro Valley, CA, the race offers a mix of dirt trails and paved sections, making it suitable for both competitive runners an..

The Montara Mountain Trail Run is a scenic running event taking place in Pacifica, California, featuring multiple race distances including a 10K, Half Marathon, 20-mile, Marathon, and 50K, along with a free Kid's Run for children aged 6 and under. Set against the backdrop of the beautiful Coastal Mo..

The Sanborn Trail Challenge is an exciting running event held in Sanborn County Park, Saratoga, CA, featuring a variety of race distances including a Half Marathon, 8 Mile, 4 Mile, Mile, and a Kids Run. The course is predominantly single track trail, offering a challenging and scenic experience thro..

The Marin Ultra Challenge is a premier long-distance trail race held in Marin County, California, featuring 50-mile and 50K events. Celebrating its 11th edition in 2024, the race showcases some of the region's most stunning trails, including the Marin Headlands, Mt. Tamalpais, and Muir Woods.Partici..

The Race to the Top of Mt. Umunhum Vert Trail Challenge is a half marathon event taking place in San Jose, California, within the scenic Almaden Quicksilver Park and Sierra Azul Open Space Preserve. Participants will experience a challenging point-to-point course, with a six-hour time limit to compl..

Zoom Angel Island is a running event taking place on Angel Island, California, featuring multiple race distances: 5 miles, 10 miles, and 15 miles, along with a free Kid's Run for children aged 6 and younger. The event offers scenic trails with stunning views of Marin County and San Francisco. Partic..