Knacker Cracker
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Event overview
Knacker Cracker is a trail race held on 1 January 2026 with a single distance of 10K. Registration and parking are at Denbies Vineyard, London Road, Dorking RH5 6AA; the race finishes at Box Hill Fort, at the top of Box Hill. The event is UK Athletics affiliated. A simultaneous children’s fun run, the Nipper Knacker, runs on the same day with no entry cost, no results and no medals for participants under 16.
Course and race information
The route is exactly 10.000 km and includes 473 m of ascent and 335 m of descent, with five major ascents of Box Hill over the distance. The course follows mainly rough tracks and includes rutted, muddy and bramble-prone sections and potential overhead hazards such as fallen trees. A water station is provided at 6 km. Earphones/headphones are not permitted on the course; spikes or studs are also not allowed. Bag and key drop at the start are transported to the finish for collection. Toilets are located at the south side of the winery (race HQ) and at the top of Box Hill. Prize-giving covers the top three men and top three women, and there is a separate prize for the first female finisher. Entries after the published deadline may not have names printed on race shirts and the organiser does not offer refunds. Visit the organization's website for the most recent information.