Enjoy vistas of the Pacific Coast as you take a scenic tour of the spectacular Marin Headlands with views of San Francisco, Tiburon, the Golden Gate Bridge and California coastline.
The course is a 25-mile loop. For the 50, 75 and 100 mile distances, the first loop is clockwise. Then the course reverses direction to counterclockwise and alternate (“washing machine” loops). Marathon runners will add a 1.2 mile loop at the start before beginning the 25-mile loop.
Pacers are allowed after 50 miles in the 100 mile event. They are not allowed in other distances.
The start is at 7:00 AM.
For the 100 miler, completion of any ultramarathon (> 26.2 miles) within the prior 18 months.
No qualification standards for 50 and 75 Mile distances.
Course Map, Elevations & Descriptions
For the Course Map click here
For the Elevations click here
For the Descriptions click here
Placement Awards are given to the 1st, 2nd and 3rd place overall female and male finishers in each distance, as well as age group winners. Custom coasters will be given to the 50 and 75 Mile finishers, and buckles will be given to 100 Mile finishers. There are two buckles: sub-24 hour finishers’ buckles and over 24 hour finishers’ buckles. Marathon runners will receive a Headlands logo and dated finishers medallion.
Aid Stations/Drop Bags
We will provide a variety of fresh fruit, salty snacks, salted potatoes, PB&J sandwiches, salt tabs, sugary snacks, Clif Shot bloks, electrolytes sports drink, Coke, ginger ale and water.
Rodeo Beach and Tenessee Valley Aid Stations will have soup and “real” foods during the night and second morning.
The 50, 75 and 100 mile runners may bring drop bags with personal needs which we will transport to aid stations. The drop bags will be returned to Rodeo Beach at 3 p.m. on Sunday, September 10.
In addition, it is highly recommended that runners carry at least 20 oz. of water between aid stations.
Swag Options (Headlands Jacket plus more)
When you register for Headlands Endurance Runs, you will get a Headlands branded jacket and other awesome swag! If you do not want any swag from the race, then we will take off $30 from your registration fee. Please select "No Swag Option" in checkout. Buckle is not swag. Buckle is your award for finishing Headlands Hundred.
Swag Options must be ordered by August 28
If you are planning to register and would like a jacket or a patagonia shirt at the Headlands Endurance Race on September 10 & 11, we are taking orders until Sunday, August 28. After that date, there will be no apparel options for the Headlands run.
Local time: 7:55 AM