Trail Running calendar near Tracy 2024-2025

The Race to the Top of Mt. Umunhum is a half marathon trail challenge set within Almaden Quicksilver Park and Sierra Azul Open Space Preserve in San Jose, CA. Participants will experience a scenic point-to-point course, with a six-hour time limit to complete the race.The event includes registration ..

The Folsom Lake Southside Trail Run offers a scenic and challenging experience for runners of all levels, featuring a variety of distances including 50K, Marathon, 25K, Half Marathon, 7.5 Miler, and 5K. Set against the picturesque backdrop of Folsom Lake and the Sierra Mountains, the race primarily ..

The South Hills Single Track Trail Run - Spring takes place at Calero County Park in San Jose, CA, featuring a variety of distances including a 50K, Trail Marathon, Half Marathon, and shorter options down to a Kids Run. Participants can expect a challenging course with scenic single track trails, hi..

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

The Redwood (Spring) Trail Run, scheduled for March 22, 2025, in Oakland, CA, offers a variety of race distances including a 5-mile, Half Marathon, 30K, Marathon, and 50K, along with youth events for different age groups. Participants will enjoy scenic trails through Redwood Regional Park, featuring..

The Bad Ass Backyard Ultra, organized by Skybreaker Racing in collaboration with the Auburn Area Trail Runners, is a unique running event held at Dry Creek Parkway in Rio Linda, CA. Participants tackle a 4.16-mile loop, with one hour to complete each loop. Runners must be ready at the start corral w..

The Folsom Lake Falcon Crest Trail Run takes place in the scenic foothills of El Dorado Hills, California, featuring a variety of distances including a Half Marathon, 8 Mile, 10K, and 5K. Participants will enjoy beautiful trails lined with oak trees and green grass, offering both fast running sectio..

The Santa Teresa King Richard Annual Trail Run is a heartfelt event held at the Pueblo Day Use Area in Santa Teresa County Park, San Jose, CA. This running event features multiple distances, including a Half Marathon, 10 Mile, 10K, and 5K, catering to various skill levels. The race honors Richard Li..

The American River 50 Mile Endurance Run is one of the largest 50-mile races in the United States, attracting both experienced runners and newcomers. Set in a scenic area, the event features not only the 50-mile race but also a 25-mile and a 10-mile option, catering to various skill levels. Particip..

The 2025 Romancing the Island Half Marathon & 10K, taking place at Angel Island State Park, is the 34th annual running event that offers participants stunning views of the Golden Gate Bridge, San Francisco, and surrounding areas. The half marathon features a challenging loop course completed twice, ..

The SPASM Lake Chabot Trail Run is a diverse running event taking place at Lake Chabot Regional Park in Castro Valley, CA. Scheduled for April 12, 2025, it features multiple race distances including an 8K, Half Marathon, 30K, Marathon, and 50K, along with a free Kid's Run for children aged 6 and und..

The Placer Trail Running Festival is an exciting event scheduled for 2025, featuring a variety of trail races in Northern California. The festival kicks off on April 12 with a challenging 50K race at Peninsula Campground in Pilot Hill, followed by a series of shorter races including 25K, 10K, 5K, an..

The Woodside Crossover is a running event taking place in Woodside, California. Participants can choose to compete in a 50K race, which promises a challenging and scenic experience. The event is set against the backdrop of the beautiful California landscape, making it an appealing choice for both se..

The California Gold Rush Trail Run - Spring takes place in the scenic Marshall Gold Discovery State Historic Park in Coloma, CA, where gold was first discovered in 1848. Participants can choose from various distances, including a half marathon, 15K, 10K, 5K, a mile run, and a kids run. The courses f..

The Sierra Azul Trail Challenge is a premier running event held in the scenic Sierra Azul Open Space Preserve near San Jose, CA. Participants can choose from various distances, including a 50K, Trail Marathon, 20 Mile, Half Marathon, 7 Mile, and 5K, making it suitable for runners of all levels. The ..

The Miwok 100K is a renowned trail ultramarathon set in the stunning landscapes of Marin County, California. Known for its challenging course featuring 11,800 feet of elevation gain, runners are treated to breathtaking views of iconic landmarks such as the Golden Gate Bridge and Mount Tamalpais. The..

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 trail run takes place at Lake Anza in Tilden Regional Park, Berkeley hills, offering various distances from 10K to 50K. The course is marked with ribbon and color-coded for different distances. The trail surface varies from single track to dirt road and asphalt, with significant elevation gains ..

The Napa Wilderness Trail Runs, hosted by Bay Trailrunners at Skyline Wilderness Park, offers a variety of trail running distances, including 40-mile, 50K, 30K, half marathon, and 10K options. This event caters to all levels of runners, from seasoned ultra-marathoners to beginners. Participants can ..

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..