Trail Running calendar near Fair Oaks 2025-2026

The Diablo Trail Run, scheduled for September 7, 2025, in Clayton, California, offers a variety of race distances including a 4-mile, 10-mile, half marathon, marathon, and 50K, along with a free Kid's Run for children aged 6 and under. The event takes place in the scenic Mount Diablo State Park, fea..

The Mammoth Bar Trail Runs, organized by Skybreaker Racing, will take place in the scenic Mammoth Bar OHV Area within the Auburn State Recreation Area, known for its challenging terrain and stunning views of the American River Canyon. Scheduled for September 7, 2025, the event features three race di..

The Berkeley Trail Adventure is an exciting running event set in the scenic Tilden Regional Park and Wildcat Canyon in Berkeley, CA. Scheduled for September 13, 2025, participants can choose from various distances, including 10K, half marathon, 35K, and 50K. The course features a mix of shaded trail..

The Rocky Ridge Trail Half Marathon is set to take place on September 20, 2025, at the scenic Las Trampas Wilderness in San Ramon, California. This challenging event features a half marathon, along with 10K and 5K options, catering to various skill levels. The half marathon is known for its rugged t..

The Gold Rush Growler Trail Runs feature a 10-mile and a 5K race, taking place at Granite Beach, Folsom Lake SRA. Participants can enjoy scenic courses along the shoreline and single-track trails. The event includes new courses for 2025, with awards for top finishers and age group categories.Each co..

The Dick Collins Firetrails will take place in Castro Valley from Saturday 27 September 2025 to Sunday 28 September 2025. You can run between 42 and 100 kilometers.

The Sunset & Cider Trail Races, taking place in Auburn, CA, on September 27, 2025, offers an exciting opportunity for trail runners of all levels. Participants can choose from three race distances: a challenging 50K, a scenic 13-mile half marathon, or a 5-mile run. The event features beautiful trail..

The Warrior Way 5K is a trail running event organized by George Whittell High School's Student Council, scheduled for September 28, 2025, in Zephyr Cove, Nevada. The race course features a scenic trail crossing creeks, logs, and wooded areas near Lake Tahoe. Participants can enjoy a 5K run or walk,..

The Reservoir Dogs Trail Run, taking place at the San Pablo Reservoir in Orinda, CA, features three race distances: 10K, Half Marathon, and 35K. This unique event allows participants to fully circumnavigate the scenic Briones Reservoir on trails typically reserved for permit-only access. Runners wil..

The Auburn Half Marathon, scheduled for October 4, 2025, takes place in the historic town of Auburn, California, known as the "Endurance Capital of the World." This trail running event features a half marathon, 12K, and 5K, all set against the scenic backdrop of the Western States Trail. Participant..

The Yuba Gold Trail Runs, set in the scenic gold country near Nevada City, CA, offers participants a choice of three distances: 50K, 35K, and a Half Marathon. The course features stunning views of the South Fork Yuba River and the historic Malakoff Diggins mining site. Early registration is availabl..

The Kokanee Trail Runs, a beloved event in the Lake Tahoe Basin, features a Half-Marathon, 5K, 10K, and a non-competitive Tadpole Trot for children. Set against the stunning backdrop of Fallen Leaf Lake, participants can enjoy scenic courses, unique finisher awards, and post-race refreshments. The e..

The Mile Madness Endurance Run is an exciting endurance event taking place from October 10-13, 2025, at the Sunset Whitney Recreation Area in Rocklin, CA. This unique race features a 1.05-mile loop course, primarily on dirt trails, allowing participants to choose from various timed challenges, inclu..

Granite Head 2025 is an exciting trail running event taking place in Granite Bay, California. Participants can choose between two challenging courses: a 6.6-mile short course and an 11.2-mile long course. Each runner will receive a unique tech shirt and can enjoy post-race festivities, including com..

The Euchre Bar Massacre is a challenging running event taking place in Foresthill, CA, featuring 25 and 50-mile courses along the scenic North Fork of the American River. Participants can expect significant elevation gains, with approximately 10,000 feet for the 25-mile route and 20,000 feet for the..

The California Gold Rush Trail Run - Fall is an exciting running event taking place at the historic Marshall Gold Discovery State Historic Park in Coloma, California. Scheduled for October 18, 2025, participants can choose from various distances, including a Kids Run, 1 Mile, 5K, 10K, 15K, and Half..

The Willow Hills XC is an annual cross-country race organized by the Buffalo Chips Running Club, taking place at the scenic Willow Hill Reservoir near Folsom High School. Celebrating its 15th year, this event features a challenging 5k course consisting of two loops over rolling hills. Participants c..

The Diablo Summit Stomp is an exciting trail running event scheduled for October 18, 2025, in Walnut Creek, California. Participants can choose from four distances: 30K, Half Marathon, 10K, and 5K, all set on scenic dirt trails that lead into Mount Diablo State Park. The event is designed to accommo..

The Napa Fall Wine Country Marathon is a scenic running event taking place in Bothe-Napa Valley State Park, California, on October 25, 2025. This 33rd annual marathon features a challenging course with lush trails, hills, and streams, making it a rewarding experience for participants. The event incl..

The Trail Run at Sly Park - Fall is an exciting running event taking place at the Sly Park Recreation Area in Pollock Pines, California. Scheduled for October 25, 2025, this race features a variety of distances including 5K, 10K, 8 Mile, Half Marathon, 17 Mile, Trail Marathon, and 50K, catering to r..