The MTC Thames Challenge

Kemble, United Kingdom • 6-9 Aug 2026

The MTC Thames Challenge is a four-day ultra endurance event from August 6–9, 2026, starting at Kemble Station in the Cotswolds (GL7 6AW). The 184-mile course unfolds across four stages, featuring four unique Ultra events: The Cotswold Ultra, The Oxford Ultra, The Windsor Ultra, and The Richmond Ultra. Competitors must be self-sufficient, carrying mandatory gear such as a backpack, head torch with spare batteries, OS map or downloadable maps, compass or GPS, whistle, mobile phone, and a first aid kit. As the sister event to The Severn Challenge, Thames Challenge offers Notorious Challenger Series qualification for finishers, delivering a demanding, self-supported trek through England’s Thames region. Visit the organization's website for the most recent information.

Race information

184 mi
The Thames Challenge
Visit the organization's website for the most recent information.
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