The MTC Thames Challenge

Kemble, United Kingdom • 6-9 Aug 2026

The MTC Thames Challenge

The MTC Thames Challenge is a four day endurance race covering a total of 184 miles along the Thames Path, commencing from the source in the Cotswolds and finishing at the Thames Barrier in Greenwich. The event is organised by Ultra Running Ltd and is split into four consecutive stages, each run as a separate ultra.

  • Day 1 - 57 miles The Cotswold Ultra
  • Day 2 - 49 miles The Oxford Ultra
  • Day 3 - 47 miles The Windsor Ultra
  • Day 4 - 33 miles The Richmond Ultra

Accommodation and some meals are included at the ends of Days 1 to 3. Typical overnight stops are Travelodge Oxford Abingdon Road after Day 1, The Catherine Wheel Wetherspoons in Henley after Day 2, and a Travelodge Kingston hotel after Day 3. Rooms are generally shared three per room; a private room may be available at additional cost and subject to availability. Organisers pay for the main evening meal only; competitors pay for starters, drinks and desserts. Breakfast provision includes basic items such as porridge pot, fruit and juice; competitors should provide their own spoon.

Competitors must be self-sufficient and carry mandatory kit including a backpack, head torch with spare batteries, an Ordnance Survey map (downloadable maps are acceptable), compass or GPS, whistle, mobile phone, emergency food and a basic first aid kit. One cabin sized kit bag per competitor may be transferred by the support vehicle but competitors retain responsibility for their belongings. Entrants must maintain an average of 4.0 miles per hour including stops or they will be withdrawn. Entrants must meet the minimum age requirement and entry fees include a solo option and a relay option. Visit the organization's website for the most recent information.

Race information

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