Clumber Dirty Dozen
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Clumber Dirty Dozen
Clumber Dirty Dozen is a 12 mile trail race at National Trust Clumber Park on 26 September 2026, organised by Worksop Harriers Athletic Club. The route lies entirely within the park and is run mostly on trail and compact paths.
The event features a fully marshalled course with water stations and a three hour cut off. The route has been confirmed and details will be published nearer the event. Free parking and park entry are included for the runner and family members.
Entries open 6 March 2026 and close 20 September 2026. Entry is limited to 500 places and the event lists 154 participants at the time of publication. The minimum age is 17 and children under 17 and dogs are not permitted because of licensing. Entry fees are £31 for the first 100 entries and then £35, with a £2 discount for UKA affiliated competitors.
All finishers receive a medal, water and a banana. Trophies will be awarded to the first, second and third male finishers and to the first, second and third female finishers. A race village will include stalls and spot prizes. Visit the organization's website for the most recent information.
