The One in the Woods - Danesfield

Bisham, United Kingdom • 22 Mar 2026

Event overview

The One in the Woods - Danesfield is scheduled for March 22, 2026, at Henley Road, Madmenham, Marlow (SL7 2EW). The event offers trail running on country trails and woodland paths. All courses are marked and well marshalled. Interactive route maps and a course map are available for each distance.

Distances and entry

  • 10k - £26; age 17+
  • 6.5k - £26; age 17+
  • 1k (Little Sprinters) - £10; ages 5+

Parents may accompany children on the 1k run without an extra ticket.

Race services and facilities

Entries include a finisher medal, refreshments, and chip timing. Medical cover is provided. A bag drop is available; items should include the tear-off strip from the race number. Catering will be present in the event village. Toilets are available in the event village only; there are no dedicated changing rooms or showers. Water stations on the route will use cups, and water is available in the village to fill bottles. Event photography is expected to be available, usually within 24 hours. Registered participants receive detailed pre-race information by email one week before the event.

Participation notes and policies

Spectators are permitted in the start/finish area and around the route. Personal dogs are not allowed except registered medical assistance dogs with prior approval. Buggies, pushchairs, strollers, and wheelchairs are not suitable due to terrain. Noise-cancelling earphones are prohibited; other earphones should be used at low volume. Race deferrals are allowed until registration closes, subject to an admin fee. Visit the organization's website for the most recent information.

Race information

10 km
10k
7 km
6.5k
Little Sprinters 1k
Visit the organization's website for the most recent information.
Trail runs nearby

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Run through ancient woodlands and farmland at One in the Woods Henley, with a half marathon, 10k and a 1k Little Sprinters at Culden Faw Estate. Enjoy chip timing, a finisher medal, on course water and a lively event village.

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