Centurion North Downs Way 100

Farnham, United Kingdom • 9 Aug 2025

The Centurion North Downs Way 100 is a challenging 103-mile continuous trail ultramarathon held in South East England, running from Farnham in Surrey Hills to Ashford in Kent. The course features approximately 11,000 feet of elevation gain, traversing scenic English countryside, villages, and notable landmarks such as Box Hill and the Medway Bridge. About 80% of the route is on trails with some road sections, and runners navigate marked paths with aid from 12 well-stocked aid stations offering diverse nutrition options. The race has a 30-hour cut-off and requires runners to meet qualifying standards. Finishers receive commemorative buckles and shirts, with special awards for sub-24-hour completions. Visit the organization's website for the most recent information.

Race information

167 km
11000 m+
North Downs Way 100 - 103 Miles (167 Km)
Visit the organization's website for the most recent information.
Trail runs nearby

Stately Trails: Aske is a scenic running event held at Aske Hall, a Georgian country house near Richmond, North Yorkshire. Participants can choose between 5km and 10km trail races, or a 5km walk, all set within the exclusive estate's beautiful grounds featuring parkland, woodland, pasture fields, an..

Ashtead Park Summer Series 2025 is the final event in a four-part summer evening orienteering series organized by MVOC, held in Ashtead, Surrey. The event offers two course options: a 60-minute score course for experienced participants, where runners choose which controls to visit within an hour to..

The Round the Rock will take place in Morden on Saturday 2 August 2025. You can run 46 miles.

UTMB Index

The Guided 10K Pub Run will take place in New Alresford on Sunday 3 August 2025. You can run 10 kilometers.

The Harting Multi-Terrain '10' is a challenging 10-mile race held at the War Memorial Sports Ground in South Harting, West Sussex, within the scenic South Downs National Park. Organized by Liss Runners volunteers, the course features a mix of private lanes, gravel tracks, bridleways, and footpaths,..

The MTC Windsor Ultra is a challenging 47-mile ultra marathon held in the UK, starting in Henley-on-Thames and finishing in Kingston upon Thames. The point-to-point course follows the River Thames, passing landmarks such as Marlow Lock, Cookham Moor, Maidenhead Bridge, Windsor Racecourse, Windsor Ca..