Not Another Bloody Enigma Marathon

APR
24
2026
Complete seven and a half scenic laps of Caldecotte Lake in Milton Keynes to earn a unique bespoke medal. This marathon event follows a multi lap course with water and toilets available every lap.
Marathon

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Not Another Bloody Enigma Marathon

The Not Another Bloody Enigma Marathon takes place at Caldecotte Lake in Milton Keynes. The event follows a circular route around the water, starting from the Premier Inn at Lakeside Grove. Participants complete 7.5 laps of the lake in an anti-clockwise direction to reach the full marathon distance.

The course is supported by staff including a starter, timekeeper, and race referee. Runners have access to water and toilet facilities on every lap of the lake. A large pub car park is available at the venue for those arriving by vehicle. All participants receive a route description upon arrival at the registration location.

The event is held in accordance with 100 Marathon Club rules. There is a specific requirement for participants to be at least 18 years of age on race day. All finishers receive a unique bespoke medal upon completion of the course.

Available distance:

  • 42.195 km

The event has a strict time limit of 7 hours. Participants who finish beyond this duration are recorded as a DNF (Did Not Finish). Runners are expected to wear suitable clothing and footwear for the scenic lakeside environment. Visit the organization's website for the most recent information.

Marathon
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