Centurion Thames Path 100

Richmond, United Kingdom • 2 May 2026

Event overview

The Thames Path 100 (TP100) is a marked point-to-point trail race that runs from Richmond in London to the centre of Oxford, finishing in the grounds of Oxford University. The race distance is 100 miles (161 km) with total climb of 1900 ft (560 m). Runners must finish within a 30 hour time limit. The event is held under a UKA permit through the Trail Running Association. The race is currently full and operates a waiting list.

Course and route

The course follows the Thames Path against the river flow and is largely flat and fast, with approximately 75% trail and 25% paved surfaces. The route is permanently waymarked by national trail marker posts and additionally marked on race day with event ribbons and arrows. There are several road crossings, some of which are busy and un-mars halled. The route includes a minor deviation to Clifton Hampden aid station and may include other assessed diversions.

Support, logistics and rules

There are a minimum of twelve aid stations on course. Aid station supplies include gels, electrolyte drinks, water, fizzy drinks, snacks, fruit, sandwiches and hot food at selected stations and at the finish. Drop bags are permitted for specific aid stations and the finish. Pacers are allowed from mile 51 (Henley) and only one pacer may run with a competitor at a time. Mandatory kit must be carried at all times and kit checks are carried out; missing items incur time penalties. Awards include Centurion buckles for finishers and prizes for top places and age groups. Visit the organization's website for the most recent information.

Race information

UTMB 100M
100 mi
100 Miles
Visit the organization's website for the most recent information.
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