California · Marathon · 50K · 50 Mile
Headlands Endurance Runs
Headlands Endurance Runs is a marathon, 50K, 50 Mile and 100 Mile event held in Sausalito, California. Its next confirmed date is Sunday, August 29, 2027. About 700 runners take part across all distances.
- Race day
- August 29, 2027
- Location
- Sausalito, CA
- Field size
- ~700 runners
Race details
- Date
- Sunday, August 29, 2027
- Location
- Sausalito, California
- Distances
- Marathon, 50K, 50 Mile, 100 Mile
- Field size
- About 700 runners
- Course
- Hilly coastal trail
- Registration
- coastaltrailruns.com
About the Headlands Endurance Runs
A trail endurance weekend in the Marin Headlands with marathon and ultra distances.
Rankings and notes
- Rankings and awards
- Classic Bay Area trail marathon and ultra weekend.
- Notes
- Marin Headlands trail endurance weekend. [next_date estimated]
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Guides from the RaceRove blog
- 8 min read How to Choose Your First Marathon A practical checklist for choosing a first marathon based on course, weather, cutoff, travel, field size and support.
- 7 min read How to Find a 5K, 10K, Half Marathon or Marathon Near You A practical way to find running races near you: pick a distance, decide how far you'll travel, read the listing properly and confirm the details before you register.
- 9 min read How to Run a Race in All 50 States How to plan a 50-state running challenge: set your own rules, group states into trips, build a calendar around the seasons, budget for it and keep track of every finish.
- Blog All guides Planning advice for finding, choosing and travelling to races.
Headlands Endurance Runs: common questions
- When is the Headlands Endurance Runs?
- The next confirmed date is Sunday, August 29, 2027.
- Where is the Headlands Endurance Runs held?
- In Sausalito, California.
- What distances does the Headlands Endurance Runs offer?
- Marathon, 50K, 50 Mile and 100 Mile.
- How many people run the Headlands Endurance Runs?
- About 700 runners across all of its distances. That figure is an estimate of the field size, not an entry cap.
- How do I register for the Headlands Endurance Runs?
- Registration is handled by the organiser at coastaltrailruns.com. Entry fees, caps and deadlines are set there.
Plan this race in RaceRove
Save it to your plan, compare it with other races, check typical race-day weather and track your 50-state progress in the interactive app.