Stinson Beach/Muir Woods Marathon
Muir Woods gives trail marathoners a small-field Marin course with Dipsea climbs, Steep Ravine stairs, redwoods, coastal views, and a 300-runner cap.
Stinson Beach/Muir Woods Marathon quick facts
- Long-running Marin trail marathon with half marathon and 7-mile options.
- Registration is handled through the official Race Roster event page.
- Small participant limit keeps the race scenic but not crowd-heavy.
What is the Stinson Beach/Muir Woods Marathon?
Enviro-Sports' Stinson Beach/Muir Woods race is a destination trail marathon rather than a mass road event, capped at a small field on classic Marin terrain.
Stinson Beach/Muir Woods Marathon course route
The trail route climbs from Stinson Beach into Muir Woods, uses Dipsea and Steep Ravine terrain, and sends marathoners through repeated technical sections.
Weather for the Stinson Beach/Muir Woods Marathon
May near the coast is often cool, but exposed climbs can warm quickly. Trail shoes, water, and comfort on stairs matter more than road-race splits.
Past Stinson Beach/Muir Woods Marathon dates and results
| Year | Date | Status | Results |
|---|---|---|---|
| 2026 | Saturday, May 9, 2026 | — | — |
Stinson Beach/Muir Woods Marathon FAQ
When is the Stinson Beach/Muir Woods Marathon?
The 2026 Stinson Beach/Muir Woods Marathon is on Saturday, May 9, 2026.
How do I register for the Stinson Beach/Muir Woods Marathon?
You can register for the Stinson Beach/Muir Woods Marathon at raceroster.com.