Golden Gate Headlands Marathon
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About the race
The Golden Gate Headlands Marathon, Half Marathon and 10K takes place on April 3, 2027 at the Marin Headlands Visitor Center, Fort Barry in Mill Valley, California. The event includes the following distances:
- Marathon
- Half Marathon
- 10K
The course starts and finishes at the Historic Gunnery Range in Rodeo Valley and runs on a mix of single track hiking trails and fire roads. Runners pass summits with views of the San Francisco Bay to the east and the Pacific Ocean to the west, plus panoramic vistas of the Golden Gate Bridge and coastal wildflower areas. The route is marked with orange ribbon; marathoners complete the half marathon loop twice and must check in at the finish before starting their second loop.
Athlete check-in is held at the start/finish area; participants should bring their mailed bibs. Safety pins and course maps are available. Parking is on Smith Road toward Rodeo Beach with attendants directing vehicles; plan additional time to reach the start area. The event is limited to 400 participants.
Aid stations: none on the 10K course, one aid station at mile 6 for the half marathon, and aid stations at miles 6, 13, and 19 for the marathon. The official course cut-off time is six hours. T-shirts are provided to all participants, finishers of the full and half marathons receive medals, and personalized award ribbons are mailed to top finishers. Registrations are non-refundable and non-transferable; without purchased refund protection a rollover credit may be requested by March 3, 2027 subject to a fee. Visit the organization's website for the most recent information.
