Trail Running calendar near Stinson Beach 2026-2027

Trail races in Tilden and Wildcat Canyon on September 12, 2026 feature 10K, half marathon, 35K and 50K routes over dirt trails and fire roads with notable bay and Golden Gate Bridge views. Aid stations are spaced every 5 to 7 miles and the..

Experience challenging trails around Lake Chabot on September 26, 2026 with races from a 100k to a marathon, including a 50 mile USATF Grand Prix event. Enjoy scenic singletrack, supportive aid stations, and memorable finishers awards.

Trail races through shaded redwood forest on the eastern slopes of the Santa Cruz Mountains with long climbs and flowy singletrack; distances include 50K, half marathon and 10K.

Scenic coastal races at Wilder Ranch State Park on October 4, 2026. Options include a Half Marathon, a 12K, and a 4K run and walk along mostly flat packed dirt trails.

Run the 39th Ruth Anderson Memorial Endurance Run on October 10, 2026 in San Francisco. Choose 100 km, 50 miles, or 50 km on a scenic paved loop around Lake Merced with chip timing and certified 50K and 50 mile courses.

A multi-distance trail running festival in Healdsburg during harvest, combining the Lake Sonoma 50 with a new 100 mile race, a trail marathon, and relay options on nearby trails.

A Halloween-themed running event in San Jose offering 5K, 10K, half marathon and marathon plus youth races and a free kids dash. The half and marathon courses are USATF certified and the event features aid stations and a costume contest.

Enjoy a scenic but hilly trail run at Huddart Park with distances from 3 mile to half marathon, plus a 6 hour challenge and youth dash. Stay for pancakes after the race and choose a virtual option for 5K, 10K or half marathon.

The Lake Chabot Trail Run will take place in Castro Valley on Saturday 7 November 2026. You can run between 8 and 50 kilometers.

Celebrate Thanksgiving at the Zoom Turkey Trot in Hellyer County Park, San Jose with family friendly distances from a free kids dash to a USATF certified half marathon. Park entry is included and every finisher earns a medal.

The Zombierunner Quarry Lakes will take place in Fremont on Saturday 5 December 2026. You can run between 5 and 21 kilometers.

Join the festive Krampus Cross Country in San Francisco with live and virtual options Dec 4 to 7 and the in person race on Dec 6. Pick 5K, 10K or the Naughty Nine Miler and take home a woodallion, tee and beer sampler stein.

The Hunter S. Thompson Fear & Loathing will take place in Midtown Terrace on Sunday 6 December 2026. You can run between 50 and 50 miles.