Knacker Cracker

Dorking, United Kingdom • 1 Jan 2026

The Knacker Cracker is renowned as "Britain's toughest 10k," featuring a challenging course that includes significant elevation changes, with a total ascent of 473 meters. The race, set in the scenic surroundings of Box Hill and Denbies Vineyard, offers a unique experience for runners, including a kids' fun run and special categories for men and women. The event has received accolades as the best trail race and 10k in the UK in previous years. Participants are encouraged to enjoy the stunning views while adhering to race regulations, such as the prohibition of earphones. Visit the organization's website for the most recent information.

Race information

Visit the organization's website for the most recent information.
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