100 ⨉ 1 Mile Co-Ed World Record Attempt

The San Francisco 100x1 Relay is an epic endurance challenge that invites runners from all walks of life to come together and push the limits. Scheduled for November 22, 2026, this unique race sees a team of 100 athletes each covering one mile at full speed in a continuous relay format until they collectively complete 100 miles.
Training sessions begin on September 2, 2026, and are led by renowned coaches Shannon Rowbury and Bolota Asmerom. These training events include Wednesday night track workouts at Kezar Stadium or Laney College, as well as Sunday long runs rotating among various Bay Area retail partners. The rigorous preparation is designed to hone the skills of all participants, whether they are part of the final 100-member team or simply looking to improve their running abilities.
The selection process for the official relay team will take place in October 2026, with the chosen athletes forming a powerful collective that embodies both individual speed and collaborative effort. This event is not just about breaking personal records but also fostering camaraderie among runners as they work towards a common goal.
Join the San Francisco 100x1 Relay to experience an unforgettable blend of competition, teamwork, and achievement in one of the most iconic cities in America.
Participants can sign up for training sessions regardless of their eligibility status for the final relay team. Whether you are aiming to join the elite group or simply looking to enhance your running skills alongside some of the best coaches in the sport, this event offers an unparalleled opportunity to challenge yourself and connect with fellow runners.