Trail Running calendar near San Pablo 2026-2027

Badger Cove is a running event in Livermore, CA on April 17, 2027 offering a half marathon, 10K, 5K and a hiker division. Registration opens January 1 and closes February 2 with fees varying by event.

Trail races of half marathon, 10K and 5K take place at Spring Lake and Annadel State Park on April 17, 2027, featuring technical, hilly terrain, three aid stations, chip timing, and a cup free policy requiring reusable bottles.

A trail event at Lake Chabot Regional Park offering distances from a 50‑yard kids dash to a 50K ultramarathon. The looped course circles the Lake Chabot reservoir and surrounding hills with measured distances.

No Foolin' Foot Race in San Carlos on April 24, 2027 offers 15K, 10K, 5K and a 1K kids trail course across Big Canyon, Eaton and Pulgas Ridge, with proceeds supporting local open space trail maintenance.

Trail running in the Stinson Beach and Muir Woods area with marathon, half marathon and 7 mile options. The event is organized by Enviro Sports and is tentatively scheduled for May 2027.

A timed half marathon through eight Napa Valley wine estates finishing in Yountville. The event includes a finish line Wine Village with live music and complimentary wine tastings.

Trailquake in Saratoga on Mother's Day offers 5K, 10K, a half marathon and a hiker division on redwood and pine forest trails. Finishers receive custom medals and shirt options.

May 15, 2027 trail races at Skyline Wilderness Park in Napa offer 10K, 21K, 30K and 50K courses with substantial elevation gain and staffed aid stations. This is a cupless event so runners must carry their own hydration.

A trail ultramarathon in Napa Valley centered at Skyline Wilderness Park, offering a solo 50 mile course and a one-loop 25 mile option. Cupless aid stations, on-course fueling, limited crew access, and drop bag support.

A race day in El Sobrante with a half marathon, 10K, 5K and a hiker division through the hills of Wilcat Canyon; registration windows and fees vary by distance.

Mud Factor Sacramento is a 5K mud and obstacle run at the 300 acre Mahon Ranch in Elk Grove on May 16, 2027, with adult and Kidz family waves, advertised entry fees from $27, and a $10 cash spectator fee for festival access.

Run for Amma in Los Gatos on May 22, 2027 offers trail races of 50K, 30K and 10K with significant elevation gain; all registration proceeds go to a UCSF cancer research lab.

Beer City Half San Jose on May 29, 2027 at Almaden Lake Park pairs trail and park running with a beer festival. Events include a half marathon, 10k, 5k, a 1 mile Beer Stroll, the Beat the Beast beer mile, and beer tastings.

A point-to-point 100-mile race on June 12, 2027, from California Memorial Stadium to Skyline High School, covering about 18,000 ft of vertical gain with a 33-hour time limit and varied terrain through ridgelines, redwoods, and lake shore.