Saratoga
Trail Running Calendar near Saratoga 2026-2027
Explore the top trail runs near Saratoga for 2026-2027! We've gathered 45 exciting trail runs in the area. Check out our detailed list below to find your next local trail run.
September 2026
Historic Bay Area trail event offering 100K, 50 mile and marathon courses, all UTMB indexed with the 50 mile in the Pacific USATF Grand Prix.
Trail races at Sanborn County Park on Sep 27, 2026 through shaded redwood forest with steep climbs and flowy singletrack.
October 2026
21st Annual Garin Park XC Challenge at Garin Regional Park is a USATF Pacific Association cross country meet with about 5K courses featuring hills, scenic views, and a half mile flat finish.
Run by the Sea at Wilder Ranch State Park on October 4, 2026 features a half marathon, 12K and 4K on mostly flat coastal bluff trails.
A trail race at Almaden Quicksilver County Park with distances from 5K to 50K. Courses are out-and-back, marked with colored ribbons, include aid stations and toilets, and the longer races reach Bald Mountain and Mt. Umunhum.
Annual Pumpkin Run in Half Moon Bay on October 18, 2026 with 5K, 10K, half marathon and a kids fun run along the Pacific Coastal Trail benefiting Senior Coastsiders.
November 2026
Trail races at Huddart Park with multiple distances, cupless aid stations, chip timing, post-race pancake breakfast, and awards for female finishers.
Experience a scenic trail run around the Lake Chabot reservoir and hills. With distances from a 50 yard kids dash to a 50K ultramarathon there is an option for everyone at this Castro Valley event.
A November trail event at Rancho Cañada del Oro offering distances from 5K to 50K, with steep climbs, single track and two main aid stations. Runners should carry water and be aware of exposed terrain and rattlesnakes.
Navigate the redwood forests and meadows of Santa Cruz in this 2 or 4 hour map based adventure scramble. Explore the wilds in teams of up to five while hunting for 20 unique checkpoints.
A Thanksgiving weekend race at Quarry Lakes Regional Recreation Area offering a mostly flat half marathon, 10K, 5K and a short kids run plus a food drive.
December 2026
Trail races from a kids run to a 50K at Calero County Park in San Jose with varied single track, multiple aid stations, free parking, and drop bag support for the 50K.
Trail races through redwood groves at Sanborn Regional Park on December 12, 2026, offering 5K, 10K and half marathon distances with chip timing and medals.