12 Hours at Cadwell Park
Tathwell, United Kingdom • 23 Aug 2026
12 Hours at Cadwell Park
This event takes place at Cadwell Park circuit in Louth, LN11 9SE. It is an in person endurance event using a Backyard Ultra style format.
Participants run a 6.7 km lap on the hour, every hour, for 12 hours. If a participant completes every lap, the total distance covered is 80.4 km. Pairs alternate who runs each lap over the 12 laps.
Categories include Male Solo, Female Solo, Male Pairs, Female Pairs and Mixed Pairs. A new six hour non competitive category is available for those who prefer a shorter, non-competitive option. Podium positions are awarded to the top three in each category and are determined by the fastest last lap.
The event is described as open to everyone. A detailed athlete briefing will be provided in the event app closer to the event day. The organiser’s stated refund policy is no refunds. Visit the organization's website for the most recent information.