Centurion Thames Path 100
Richmond, United Kingdom • 2 May 2026
Event
The Thames Path 100® is a 100 mile (approximately 161 km) marked point-to-point trail race on 2 May 2026. The race starts in Richmond, London, and finishes in the centre of Oxford in the grounds of Oxford University. Total climb on the course is 1,900 ft (560 m). The event has a 30 hour overall time limit. Minimum age to enter is 20. The published entry fee is £220 (£222 for unaffiliated runners). The event is held under a UK Athletics permit through the Trail Running Association.
Course and logistics
The route follows the Thames Path predominantly against the river flow, with about 25% paved and 75% trail. The course is waymarked using national trail marker posts plus organiser ribbons and arrows. There are multiple road crossings which will not be marshalled. A minimum of twelve aid stations are provided; typical supplies include drinks, gels, bars, sandwiches, fruit, nuts and hot food at some locations. Drop bags are allowed for specified aid stations (Henley mile 51, Goring mile 71 and the finish) and must meet size limits. Pacers are permitted from Henley (mile 51) and only one pacer may accompany a runner at a time. A dedicated medical team will be available on course. Mandatory kit requirements include a charged mobile phone, 1 litre water capacity, survival blanket, waterproof jacket, whistle, two lights of 100 lumens minimum, warm hat, gloves and a long-sleeved spare layer. Visit the organization's website for the most recent information.