Trail Running calendar near Santa Rosa 2024-2025

The Brazen New Year's Day event offers a scenic and invigorating start to the new year with races at Lake Chabot in Castro Valley. Participants can choose from a half marathon, 10K, or 5K, making it a family-friendly occasion. The event encourages runners to kick off their resolutions and enjoy the ..

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 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 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 Lake Sonoma 100 Miler is an exciting endurance running event set in Geyserville, California, featuring a challenging 100-mile course with approximately 27,000 feet of elevation gain. The race emphasizes a festival-like atmosphere, complete with live music, food trucks, and wine tasting at the st..

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 through beautiful trails, majestic oaks, and grasslands using a custom map to locate up to 20 checkpoints within a 2-hour timeframe. This event emp..

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 that is ideal for setting personal records. Participants..

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 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..

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..

The Napa Valley Trail Marathon, Half Marathon, and 10K is a scenic running event taking place in Bothe-Napa Valley State Park, California, on March 22, 2025. Celebrating its 33rd year, the event features challenging courses with beautiful landscapes, including hills, streams, and rocky trails. Parti..

The Big Alta is an exciting trail running event taking place in Marin County, California, organized by Freetrail and Daybreak Racing. Participants can choose between two challenging distances: a 50K and a 28K, both featuring scenic single-loop courses that showcase breathtaking views of the San Fran..

The Redwood (Spring) Trail Run is an exciting running event taking place in Oakland, California, featuring a variety of race distances including a 5-mile, Half Marathon, 30K, Marathon, and 50K, along with youth categories and a free Kid's Run. Set against the stunning backdrop of Redwood Regional Pa..

The Bad Ass Backyard Ultra, organized by Skybreaker Racing in collaboration with Auburn Area Trail Runners, is a unique running event held at Dry Creek Parkway in Rio Linda, California. Participants must complete a 4.16-mile loop within one hour, with new loops starting every hour on the hour. Runne..

The Western Pacific 2025 is a running event featuring a Half Marathon, 10K, and 5K, taking place at the Quarry Lakes Regional Recreation Area in Fremont, California. This scenic course, historically used for transporting gravel in the 1800s, offers a mostly flat terrain ideal for runners of all leve..

The Lag Bon 10K is a trail running event taking place in Fairfax, California, aimed at raising awareness and funds for the global water crisis through the Safe Water Now program by Evidence Action. Set against the scenic backdrop of Marin County's reservoirs, the course features a mix of technical t..