P24 - The Longest Attended Day

Dorking, United Kingdom • 20 Jun 2026

Event overview

P24 - The Longest Attended Day is scheduled for Saturday 20 June 2026 at Denbies Wine Estate in Dorking, Surrey. The format requires participants to run 1 mile at the same time each hour for 24 consecutive hours on an off-road trail through the wine estate. The attended event runs alongside a coordinated virtual version so attended and virtual runners take part across the same 24-hour period.

The event includes full chip timing and a finisher's medal for those who complete the 24 hours; the medal is described as 12 mm thick and weighing about half a kilo. Places for the attended event are strictly limited. Distance restrictions apply to participants ages 20 or under in line with UK Athletics rules.

Facilities and entry

On-site camping for tents is included; mobile homes and campers are not permitted. Participants have access to 24-hour toilet facilities. During daytime hours there is access to an on-site cafe that serves hot food and an outdoor serving hatch offering teas, coffees, drinks, bacon rolls, sausage rolls and a selection of vegetarian and vegan options. Entry fees listed are £57.95 (affiliated) and £59.95 (unattached). All participants, attended and virtual, receive a free giveaway medal or memento. Visit the organization's website for the most recent information.

Race information

1 Mile on the Hour for 24 Hours
Visit the organization's website for the most recent information.
Trail runs nearby

Join the STAR Backyard Holmbury St Mary three hour trail challenge on 23 January 2026 and see how many 5 km laps you can complete around Holmbury Hill. A headtorch is required and entry includes a warm bowl of chilli or curry.

Brutal @ Bagshot serves up a muddy, hilly Army training circuit with bogs, twisting climbs and knee to waist deep water holes. The 10 km is two gruelling laps.

Huffin Puffin Run on 24 Jan 2026 at Xcel SPORTS HUB, Walton on Thames. Flat 5.3 km riverside loop with distances from 5 km to ultra; lap as you like within the time limit and enjoy aid stations and digital results.

Looped trail and road races in Chalfont St Peter, with flexible distances from 7 km up to ultra marathon, on marked courses with support, aid station and pacer options.