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Capital Backyard Ultra

Lorton, United States • 28 Mar 2026

The Capital Backyard Ultra is a challenging endurance running event held at Meadowood Special Recreation Management Area in Lorton, Virginia, near Washington DC. The race features a 4.167-mile loop that starts every hour, with runners required to complete each loop on the hour until only one remains. The course includes a runnable rolling day loop and a paved night loop, designed for high mileage performances.

The event supports a small field of up to 60 runners, fostering a competitive yet supportive atmosphere with experienced staff and volunteers. Amenities include a large pavilion for shelter and professional chefs providing nutritious food. The last runner standing wins a special award and a travel stipend toward the World Championships. Visit the organization's website for the most recent information.

United States Virginia Lorton

Race information

Website Registration
4 mi
4.167 Mile Loop
Visit the organization's website for the most recent information.
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