Diablo Summit Stomp

The Grizzly Peak Trail Run is an exciting running event taking place at Lake Anza in Tilden Regional Park, Berkeley, CA. Scheduled for May 10, 2025, it features multiple race distances including a 10K, Half Marathon, 30K, Marathon, and 50K, along with a free Kid's Run for children aged 6 and under...

Nitro Trail 2025 is a trail running event held at Point Pinole Regional Shoreline Park in San Pablo, California. The race offers three distance options: a half marathon, 10K, and 5K, catering to a range of runners from casual to more competitive trail enthusiasts. The course is set in a historic are..

The Napa Wilderness Trail Runs, hosted by Bay Trailrunners at Skyline Wilderness Park in Napa, California, offer a variety of trail running events suitable for all levels. Distances include a challenging 40-mile "Elevation Beast," a 50K endurance race, a scenic 30K, a half marathon, and a 10K for be..

The Wildcat Half Marathon, held in El Sobrante, California, offers a challenging trail running experience through Wildcat Canyon Regional Park. Participants can choose from a half marathon, 10K, or 5K race, all featuring spectacular 360-degree views of the Bay Area, including sights of San Francisco..

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 views of Lake Chabot, Mt. Diablo, and the San Francisco Bay.The Half Marathon course is a h..

The Cinderella Trail Run is an exciting running event taking place in Oakland, California, featuring a variety of race distances including a Half Marathon, Marathon, 8K, 30K, 50K, and a free Kid's Run for children aged 6 and under. Set in the scenic Joaquin Miller and Redwood Regional parks, partici..