Circle Endurance Event 24 Hour
Ringgold, United States • 22 Nov 2025
Circle Endurance Event : Ringgold, GA : November 22, 2025
The Circle Endurance Event is a timed track endurance race held at Ringgold High School in Ringgold, GA. The event is organized by the Chattanooga Track Club and is a USATF sanctioned event. Participants run repeated laps on a track for set time limits. Each completed lap is credited as 0.25 miles for official results; watch mileage may show 1-2 miles higher. Final results are based on total laps completed within the time limit.
- 3-hour
- 6-hour
- 12-hour
- 24-hour
Logistics and awards
Runners are responsible for their own food and hydration. Volunteers will staff an aid station with drinks and snacks. This is a cup-free event; participants must bring their own hydration systems. Littering on course can lead to disqualification. Race officials may evaluate runners and stop them for safety. Crew support is permitted each lap from the infield near the start line. Pacers are not allowed unless they are registered participants. Runners may set up a pit area and a small tent but no tent stakes are permitted on the turf; tents must be weighted.
Awards include top three male and female finishers in each distance, plus top male/female masters and grandmasters. Special distance awards: 6-hour - 50K, 12-hour - 50 miles, 24-hour - 100 miles (100 mile belt buckle). The event is part of the Chattanooga Ultra Championship series, which combines results from the MAD Backyard Ultra, Locomotion, and Circle events. Visit the organization's website for the most recent information.