Circle Endurance Event 3, 6, 12, 24 Hour

Ultra3 HourCircle 12Circle 24Circle 6Open
Saturday, November 21, 2026
Registration closes Nov 20
Ringgold High School, Ringgold, GA, USA
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About the race

The Circle Endurance Event is a track race at Ringgold High School in Ringgold, GA, brought to you by the Chattanooga Track Club, creators of the renowned Mad Backyard Ultra and the Locomotion Endurance Event.

The event challenges runners to circle the track continuously and cover as much ground as possible within the chosen time limit.

The Circle Endurance Event is now officially a USATF-sanctioned event.

Food, water and hydration

Runners are responsible for their food and water. Volunteers will provide an aid station with drinks and snacks, but it is the responsibility of the runner to make sure they have enough food and hydration to sustain them throughout the event.

This is a cup-free event and participants will need to bring their hydration systems.

Lodging and small RV camping

  • Holiday Inn Express - 38 Vining Circle Ringgold GA 30736
  • Tru Hilton - 5500 Alabama Highway Ringgold GA 30736
  • Super 8 - 5400 Alabama Highway Ringgold GA 30736
  • Avid - 50 Credit Union Way Ringgold GA 30736

Small RVs/Car Camping: A designated section is available for those with Small RVs or who are car camping, allowing them to park near the stadium at Ringgold High School.

Awards

Top 3 Male / Female in each distance, along with Top Male / Female Masters, Top Male / Female Grandmasters.

Special Awards for the following Participants:

  • 6 hour - 50K
  • 12 hour - 50 Miles
  • 24 Hour - 100 Miles (100 Mile Belt Buckle)

Chattanooga Ultra Championship Awards (Mad, Locomotion, Circle Endurance):

  • Compete in all 3 events and receive a special recognition award
  • Complete in all 3 events and complete at least a 50k and receive a special medal
  • Complete in all 3 events and be in the top 3 male / female and top male / female masters in total mileage receive the Chattanooga Ultra Championship Medal / Award

Chattanooga Ultra Championship Series

The Chattanooga Ultra Championship consists of the MAD Backyard Ultra (January 2026), Locomotion (April 2026), and Circle Endurance Event (November 2026). To be eligible for the Chattanooga Ultra Championship, participants must compete in all three races, with awards for general participation, completing at least 50K in each race, and for the top three male, female, and masters runners accumulating the most mileage across all events.

Race day timetable

All times are Eastern.

  • 5:00 AM Gates Open
  • 6:30 AM Packet Pickup Starts
  • 7:30 AM Packet Pickup Closes
  • 8:00 AM All Races Start
  • 11:00 AM 3 Hour Awards
  • 2:00 PM 6 Hour Awards
  • 8:00 PM 12 Hour Awards
  • 8:00 AM 24 Hour Awards (November 22)

Age requirements and event guidelines

To ensure participant safety and follow youth distance recommendations set forth by the Road Runners Club of America (RRCA) and USA Track & Field (USATF), the following age parameters apply to our event options:

  • 3-Hour Event: Open to participants of all ages. (Runners under 18 must have a parent or legal guardian sign their waiver).
  • 6-Hour, 12-Hour, and 24-Hour Events: Restricted to participants 18 years of age and older on race day.

Event rules and courtesy

  • Littering on the course will subject you to disqualification.
  • Race officials have the right to evaluate runners who are struggling, and it will be their call if they are allowed to continue.
  • All runners have the right to the inside lane. If you are in the inside of lane 1, stay as far inside as possible so other runners may pass you.
  • Do not buddy up and run or walk side by side in the inside lanes. Running should be done single file. If you need to buddy up, please take it to an outside lane (5 or 6).
  • Runners will be allowed to bring gear, nutrition, etc. for their own pit area. You can set up a small tent but absolutely NO TENT STAKES. This is a turf venue so you will need to weigh down any tents.

Crew and pacers

Runners may have crew support every lap. The crew must stay in the designated area in the infield of the track near the start line. Pacers will not be allowed unless they are registered participants.

The course

3 HourCircle 12Circle 24Circle 6

Circle 24

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Cut-off24 hours · Restricted to participants 18 years of age and older on race day.

Circle 12

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Circle 6

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3 Hour

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The race is run on a track. Runners circle the track continuously, and final results are based on the number of total laps completed by the time limit. Each lap counts as .25 miles.

Location

City insight: Ringgold

Ringgold is a city in northwest Georgia and the county seat of Catoosa County, and it is part of the Chattanooga metropolitan area. Summers here are hot and humid, so spring and autumn offer the most comfortable conditions for racing.

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Nov 21, 2026
Circle Endurance Event 3, 6, 12, 24 Hour
From $63
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