Capital Backyard Ultra

Lorton, United States • 24 May 2025

The Capital Backyard Ultra is an endurance running event held in Lorton, Virginia, featuring a unique format where participants run a 4.167-mile loop every hour until only one runner remains. The race supports experienced backyard ultrarunners aiming to push their limits, with a maximum of 60 participants. The event offers a supportive environment with professional staff, a well-equipped course, and amenities such as a pavilion and professional catering. Runners compete to be the last standing, with opportunities for qualification to the World Championships. The event emphasizes high mileage performance and camaraderie among seasoned ultrarunners. Visit the organization's website for the most recent information.

Race information

4 mi
4.167 Miles
Visit the organization's website for the most recent information.
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