San Ramon
Trail Running Calendar near San Ramon 2026-2027
Explore the top trail runs near San Ramon for 2026-2027! We've gathered 56 exciting trail runs in the area. Check out our detailed list below to find your next local trail run.
October 2026
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 in Woodside on November 7, 2026, with distances from 3 miles to a half marathon, a looped 6 hour challenge, kids dash and virtual options.
Trail and running events around Lake Chabot reservoir in Castro Valley, with distances from a 50 yard kids dash up to a 50K.
Monthly community hikes in Richmond with an optional trail run, organized by FIERCE Advocates, Moving Forward, and Richmond Run Club.
Nomadic Adventure Club's 11th annual 5K trail run at Arbolado Park in Walnut Creek with family activities and Mongolian food after the event.
A Thanksgiving Day vegan fundraiser at San Leandro Marina featuring a flat 5K, canicross with dogs, a 1 mile walk, and kids races supporting the Milo Foundation.
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 San Francisco cross country event on Sunday, December 6, 2026 offering 5K, 10K and a Naughty Nine Miler with live and virtual options and race swag for all.
Annual San Francisco ultramarathon on December 6, 2026 offering 50K and 50 mile courses on mostly city streets; entry is free and the 50 mile has an 11 hour cutoff.
A community fundraiser at Joaquin Miller Park featuring a 5K trail run and a 1 mile kids fun run on 12/06/2026.
Scenic island race at Angel Island with a half marathon and a 10K, limited field, ferry access required, and medals for all half finishers.
Trail races at Lake Chabot in Castro Valley on December 31, 2026 offering half marathon, 10K and 5K; hikers and walkers welcome.
January 2027
Multi-distance trail races at Lake Chabot across New Year's Eve and New Year's Day, including 5K, 10K, a half marathon and a virtual option.