6 Hour and 12 Hour Timed Event

This is a precisely measured, USAT certified course with each lap around the lagoon 1.061 miles.  Enjoy the views of the San Francisco Bay, Golden Gate Bridge, Alcatraz and Angel Island.  This the perfect place to test your limits and to reach your personal record for the most distance covered in 6 or 12 hours.

While pacing is not allowed, friends or family can join you in for a few laps or you can invite a tourist or locals visiting the park to join you for lap.  

We will use chip timing with Ultra Signup and we will have a monitor for live results and split times. Preliminary results will be posted live to the website during through the event.



Event Check In/Bibs

6:45 – 7:30 at the start area at Crissy Field

Aid Stations

We will provide a variety of fresh fruit, salty snacks, salted potatoes, PB&J sandwiches, salt tabs, sugary snacks, Clif Shot Sports Drink, cola and water. You may leave a drop bag at the aid station as well. We will provide warm foods post-race, and they can be requested during the event and we will have them ready for you at the start of your next lap.

Shirt Options

Cotton Shirts:  Unisex 100% “Cotton Soft” that is short sleeved, preshrunk and with a tag-less label.

Sport-Tek:  These Ultra Performance shirts for ladies or men are 95/5 poly/spandex that keeps you cooler and drier while running.  Raglan short sleeves add comfort and makes for easy movement.  Ladies has a V-neck while the male shirt is crew.

Patagonia Shirts:  Stay dry and cool and get some protection from the sun and salt in silky, lightweight Capilene.  It’s quick to wick, ultra breathable and fast to dry.  Made from 100% all-recycled polyester with 15 UPF sun protections and Gladiodor natural odor control.



Awards are given to the 1st place female and male finishers overall in each distance. Ribbons are awarded to the female and male 1st, 2nd and 3rd place finisher in each 10-year age group for each distance.   All participants will receive a custom event coaster.


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