Golden Gate Headlands Marathon

Set in the Marin Headlands, the Golden Gate Headlands Marathon, Half Marathon & 10K starts and finishes at the Historic Gunnery Range in Rodeo Valley, Mill Valley, California. The course traverses scenic single-track trails and fire roads, offering panoramic views of San Francisco Bay, the Golden Gate Bridge, and the Pacific coastline. The marathon comprises two laps of the half-marathon loop.

The event is capped at 400 participants, creating an intimate atmosphere. Aid stations are at miles 6 (half and full) and miles 13 and 19 (full); the 10K has no aid stations. Walkers welcome; headphones are prohibited for safety. Visit the organization's website for the most recent information.