North Downs Way 100
Farnham, United Kingdom • 8 Aug 2026
North Downs Way 100
The North Downs Way 100 is a continuous trail race of approximately 103 miles (167 km) following the North Downs Way from Farnham in Surrey to Ashford in Kent. The course has about 11,000 ft (3,350 m) of ascent and a published overall cut-off of 30 hours. The event is the 16th edition and is listed as a Western States qualifier.
Terrain is a mix of trails and roads, approximately 80% trail and 20% road. The route passes through Puttenham, Guildford, Ranmore Common, Box Hill, Reigate Hill, Oxted and Knockholt Pound (the 50 mile point), then continues through Wrotham, Detling, Hollingbourne, Harrietsham and Charing before finishing at the Julie Rose Stadium in Ashford. The race headquarters is at Farnham Leisure Centre and the race uses the established North Downs Way footpath with two deviations to the 50 mile aid station and the finish location.
Support and logistics include a minimum of 12 fully stocked aid stations with provisions for vegetarian, vegan and gluten free needs, medical cover including ambulances and static medics, course markings using national trail posts and additional marker tape, and kit checks on course. Drop bags are permitted with size limits and specified collection points. Pacers are allowed from Mile 54.5 and one crew vehicle per runner is permitted at listed crew points. Entry fees, qualification standards, cut-offs and awards are published for the event. Visit the organization's website for the most recent information.