London Duathlon 2020

The Descente London Duathlon, the world's biggest run-bike-run event, will take place on Sunday 6th September 2020. A duathlon consists of three sets of athletic activity, but across two disciplines – running and cycling.

A group of people taking part in the duathlon London Duathlon

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London Duathlon Route


The first set consists of running, followed by cycling, and then back to running. The distances of each activity vary according to the challenge entered. Similar to a triathlon, you will go through transition to change between disciplines. 

There are three individual challenges and one team challenge in the Descente London Duathlon:

  • Half Duathlon
  • Duathlon
  • Ultra Duathlon
  • Duathlon Relay (team challenge)

Learn more about the two disciplines:

  • Running
  • Cycling

The Descente London duathlon will provide an amazing challenge and race experience - all competitors will receive the following:

Exclusive access to race the world's biggest Duathlon on closed roads in Richmond Park.

Limited Edition Descente cycling jersey worth £130.

One of the best looking finishers medals to add to your collection.

Event Location: Richmond Park, Richmond, TW10 5HS