San Ramon
Trail Running Calendar near San Ramon 2026-2027
Explore the top trail runs near San Ramon for 2026-2027! We've gathered 58 exciting trail runs in the area. Check out our detailed list below to find your next local trail run.
October 2026
A 12.4 mile loop from Mitchell Canyon to the Mount Diablo summit and back, with about 4,000 feet of elevation change, a 5 hour cutoff, and shuttle service.
Trail races on Mount Diablo in Walnut Creek on October 17, 2026 offering 30K, half marathon, 10K and 5K on hilly trails with possible mud and creek crossings.
Trail races at Almaden Quicksilver County Park offering a half marathon, 10K and kids 1 mile with historic mining views and local conservation support.
Cross-country races at Radke Martinez Regional Shoreline on October 24, 2026 featuring three identical 4.1 mile races on grass, dirt, and path surfaces.
Virtual worldwide challenge and an in-person gathering at the San Francisco Ferry Building on October 24, 2026, fundraising for the Breast Cancer Research Foundation.
November 2026
A fundraiser in Joaquin Miller Park featuring a 5 km trail race and a 1 mile fun run to support Oakland Tech PTSA and student programs.
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.
Nomadic Adventure Club's 11th annual 5K at Arbolado Park in Walnut Creek offers free registration, Mongolian food after the run, and activities for kids.
Thanksgiving Day 5K and canicross fundraiser at San Leandro Marina with races for adults and kids, vegan refreshments, and animal welfare fundraising.
Quarry Turkey in Fremont offers a half marathon, 10K, 5K and a virtual race over Thanksgiving weekend, plus a Little Turkeys kids race and a food drive.
December 2026
A seasonal cross country event in San Francisco on 12/6/2026 with live and virtual options. Distances include a 5K, 10K, and a nine mile course; all entrants receive race swag and there is a pre race bib and shirt pickup with Brewfest.