Trail Running calendar near Sacramento 2026-2027

Experience an obstacle course weekend at Woodward Reservoir Regional Park near San Jose. Choose from distances ranging from a 5k Sprint to a 50k Ultra on a flat course designed for personal performance.

Experience a scenic trail run through the Marin Headlands with panoramic views of the Golden Gate Bridge and Pacific Ocean. Choose between 10K, half marathon, and marathon distances on a course featuring wildflower lined trails.

Experience the scenic beauty of Mount Diablo with trail races ranging from 5K to 50K. Support local land preservation while enjoying a professional event featuring a post race BBQ in Walnut Creek.

Experience one of the largest 50 mile endurance runs in the United States. Choose between 10, 25, or 50 mile distances through scenic Northern California finishing with celebratory festivities in Auburn.

The Sludge Trudge 5K is a paved run/walk at North Natomas Regional Park. It's a sanctioned event with professional timing and awards for top finishers. The event is hosted for a specific community group and their guests.

Experience a scenic trail run around Angel Island with panoramic views of the Golden Gate Bridge and San Francisco. This event features a hilly loop course for both Half Marathon and 10K distances with ferry transport included.

Experience California wine country at this premier trail festival featuring a Western States Qualifier 100K, a scenic 50K, and a women-only half marathon around the beautiful shoreline of Lake Sonoma.

Experience a scenic trail run around Lake Chabot and the surrounding hills of Castro Valley. With distances from a 50 yard dash to a 50K ultramarathon there is an event for everyone at this regional park.

A women focused 10K in Auburn on April 11, 2026 featuring scenic trail loops, finisher shirts, age group awards and a raffle with four winners earning a trip to a women only running camp in Spain.

Explore the rolling hills of Cronan Ranch at the Magnolia Magic River Trail Run. This event offers a range of distances on dirt and rock trails, from a 5K to a 50K ultra. All participants receive a medal and access to aid stations along the..

Experience a scenic trail run along the San Francisco coast with views of the Golden Gate and Pacific Ocean. This five kilometer event awards ribbons to all finishers and top category performers.

Outlands Endurance Races in Pilot Hill California offer 25K, 50K and 50 mile out and back trail courses around Folsom Lake. Courses use runnable single track and double wide trails with stocked aid stations and time based cutoffs.

Experience the hills of Del Valle Regional Park in Livermore with a flat 5K or hilly 10K and half marathon. All participants receive a custom medal and t-shirt with professional chip timing included for all distances.

Run through the beautiful trails of Trione Annadel State Park in Santa Rosa. This eco friendly event offers a half marathon, 10K, and 5K to support local park conservation and stewardship.

Experience a scenic 14.5 mile trail run along the Bullards Bar Reservoir in Camptonville. This fundraiser for the Wildland Firefighter Foundation features single track trails and support from the local fire community.

Join the community at Feeney Park for the Mr Frogs Wild Run in Murphys California. Choose between a children's fun run plus five or ten kilometer courses featuring scenic neighborhood loops and a festive medal ceremony.

The Presidio Community YMCA hosts the 14th annual Presidio Trail Run on April 19, 2026, with 10K, 5K and 1.5 mile courses through the Presidio. Entry fees support YMCA community programs and a signed waiver is required.

A multi distance trail event in Auburn California from 23 to 26 April 2026 following sections of the Western States Trail. Distances include 161 km, 100 km, 50 km and 25 km and the 100 km awards Western States Golden Tickets.

Run along the scenic coastal ridge of Mt Tamalpais State Park in this 38th annual event. Choose between a half marathon or 10K featuring single track trails and views of the Pacific Ocean.

Trail races inside Marshall Gold Discovery State Historic Park range from a Kids Run to a half marathon on varied singletrack and paved sections, with marked courses, aid stations, and notable elevation gains.