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Trail Running calendar near Stinson Beach 2025-2026

We have found 64 Trailruns within 80 miles of Stinson Beach. See below where and when you can find the races.

Diablo Trail Run

Clayton - 38 mi from Stinson Beach

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Choose from 4 miles to 50K on scenic Diablo State Park trails with big views and big climbs. Fully stocked aid stations, cupless event so bring your own bottle, plus a free kids run.

Dick Collins Firetrails

Castro Valley - 34 mi from Stinson Beach

Run the classic Dick Collins Firetrails at Lake Chabot Marina, with 100k, 50 mile and marathon options across scenic Bay Area trails. Challenging yet well supported and UTMB indexed, the 43rd edition returns Sept 26, 2026.

October 2026

Ruth Anderson Memorial Endurance Run

Lakeshore - 14 mi from Stinson Beach

Join the 39th Ruth Anderson Memorial Endurance Run in San Francisco on October 10, 2026. Run scenic loops around Lake Merced on a certified course with 50k and 50 mile options and aid stations for a memorable autumn ultramarathon.