Western Pacific

The Sanborn Trail Challenge is an exciting running event taking place in Sanborn County Park, Saratoga, CA. This challenging race features a variety of distances, including a Half Marathon, 8 Mile, 4 Mile, and a Kids Run, all set against a backdrop of lush, mountainous terrain. The course is predomi..

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..

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

The South Hills Single Track Trail Run - Spring is an exciting trail running event taking place at Calero County Park in San Jose, CA. Participants can choose from various distances, including a 50K, Trail Marathon, Half Marathon, and shorter options down to a Kids Run. The course features scenic si..

The Horseshoe Lake Half Marathon is a scenic running event taking place in La Honda, California, featuring a 13-mile course that offers stunning views of both the Pacific Ocean and San Francisco Bay. The route combines single-track trails and fireroads, with a total ascent of 2230 feet, making it su..

The Terrible, Horrible, No Good, Very Bad Day 50K is a challenging ultrarunning event set for March 29, 2025, in Los Gatos, California. Participants can choose from three trail options: a 50K with a significant elevation gain of 10,900 feet, an 18-mile fun run, or a 10-mile puppy run. This non-suppo..