Trail Running calendar near Lucas Valley-Marinwood 2024-2025

The Napa Valley Endurance Run is a challenging trail running event held in Calistoga, California, featuring four race distances: 50k, 35k, half-marathon, and 10k. Participants traverse the scenic yet rugged trails of Robert Louis Stevenson State Park, with the 50k course boasting over 7,500 feet of ..

The Sierra Azul Trail Challenge is a premier running event held in the scenic Sierra Azul Open Space Preserve, San Jose, CA. Participants can choose from various distances, including a 50K, Trail Marathon, 20 Mile, Half Marathon, 7 Mile, and 5K. This challenging race offers unique access to stunning..

The Miwok 100K is a renowned trail ultramarathon celebrated for its stunning scenery and challenging course, featuring 11,800 feet of elevation gain. Set in Marin County, California, the race offers breathtaking views of San Francisco, the Golden Gate Bridge, and the Point Reyes National Seashore. T..

The Hacienda Hills Trail Run - Spring, held at Almaden Quicksilver County Park in San Jose, CA, offers a thrilling day of trail running with nine different race distances, including a 50K, Trail Marathon, 30K, Half Marathon, 9 Mile, 10K, 5K, Mile, and a Kids Run. Participants can enjoy stunning Bay ..

The Grizzly Peak Trail Run offers a variety of distances, including a 10K, Half Marathon, 30K, Marathon, and 50K, all set in the scenic Tilden Regional Park in Berkeley, CA. Participants can enjoy well-marked courses with elevation gains ranging from 1,060 to 6,760 feet, featuring a mix of single tr..

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..

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..

The 13 Mile Trail Race Top Down is an exciting half marathon event taking place in San Jose, CA, 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. Participants can e..

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, held at Calero County Park in San Jose, CA, offers a variety of race distances including 50K, Marathon, 25K, Half Marathon, 15K, 10K, 5K, and a Kids Run. Participants can enjoy scenic single-track trails, challenging hills, and dirt paths, making it an excellent traini..

The Lake Chabot Trail Challenge is an annual running event featuring a Half Marathon and a 5K run, celebrated for its scenic and challenging courses. The Half Marathon offers a hilly loop primarily on dirt fire roads, showcasing stunning views of Lake Chabot and surrounding landscapes, while the 5K ..

The Cinderella Trail Run is an exciting running event held at Joaquin Miller Park in Oakland, CA, featuring multiple race distances including an 8K, Half Marathon, 30K, Marathon, and 50K, along with a free Kid's Run. Participants will enjoy scenic trails through beautiful redwoods and technical sect..

The Mt. Umunhum Ultras is an exhilarating trail running event set in the scenic landscapes of San Jose, CA. Participants can choose from various distances, including a challenging 52-mile ultra, a 50K, a trail marathon, and shorter options like a 5K and 10K.The course features over 15,000 feet of el..

The SF Half Day is a unique running event held at Crissy Field in San Francisco, featuring a scenic one-mile loop course with stunning views of the Golden Gate Bridge and the Bay. Participants can choose to run solo or as part of a team, with options for 3-hour, 6-hour, and 12-hour challenges. The e..

The Calero Hills Trail Fest, held at Calero County Park in San Jose, CA, offers a variety of trail running distances including a marathon, 30K, half marathon, 10 miler, 10K, and 5K. Participants can expect a challenging course featuring single track trails, steep ascents and descents, and scenic vie..

The Skyline 50k Endurance Run, held at Lake Chabot Marina in Castro Valley, CA, is one of the oldest continuously running 50k races in the United States. The event features a scenic loop course through East Bay Regional Parks, making it ideal for both first-time and experienced runners. Participants..

The Redwood (Summer) Trail Run offers a variety of distances, including a 5-mile, half marathon, 30K, marathon, and 50K, all set in the scenic Redwood Regional Park. Participants can enjoy breathtaking views along the East and West Ridge trails, as well as the Stream and Bridle trails. The event fea..