Leith Hill Half Marathon

Dorking, United Kingdom • 8 Mar 2026

Leith Hill Half Marathon

The Leith Hill Half Marathon is an off-road trail run that starts and finishes at the Nower on the western edge of Dorking. The course covers a distance of 13.1 miles with approximately 1,800 feet of overall elevation. The route follows footpaths and bridleways through the Surrey Hills, passing through Westcott and climbing along Wolvens Lane toward Coldharbour.

Participants run to the summit of Leith Hill, the highest point in south-eastern England, marked by the Leith Hill Tower. On clear days, the summit offers views of London and the South Downs. The course is an out-and-back format, returning along the same track to the finish line. Four water stations are positioned along the route at the 2, 5, 8, and 11-mile marks.

The event entry fee includes:

  • A personalised race number
  • A commemorative reusable medal that functions as a coaster
  • A bottle of local beer
  • A full cooked English breakfast (with a vegetarian option)
  • Access to four water stations

The race headquarters is located at a local school in Dorking, which provides parking, registration, and toilets. The event is permitted by the Association of Running Clubs. Organizers encourage the use of public transport or car sharing to minimize the environmental impact. Profits from the event are donated to a local charity that manages food surplus. Visit the organization's website for the most recent information.

Race information

13 mi
Leith Hill Half Marathon
Visit the organization's website for the most recent information.
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