Dorney Duathlon

FEB
6
2027
Dorney Duathlon at Dorney Lake on 7 February 2026 offers Super Sprint, Sprint and Standard distances on a flat, chip timed course with closed roads. The bike leg is draft illegal and the run is marked with distance flags.
Sat 6 Feb 2027
Super Sprint Standard Sprint

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Dorney Duathlon

The Dorney Duathlon is scheduled for Saturday 7th February 2026 at Dorney Lake, Court Lane, off Lake End Road, Windsor SL4 6FJ. This event has sold out and there is no waiting list.

Participants may choose from the following race formats:

  • Super Sprint
  • Sprint
  • Standard

The venue is an Olympic rowing lake with flat and scenic grounds. Both the bike and run courses are described as totally flat and run on closed roads. The event is chip timed and includes a draft illegal bike leg.

The run course will be accurately marked with distance flags. Helpers will be present on both the run and bike courses to provide direction and encouragement.

Facilities for spectators include a balcony cafe overlooking the transition area and a multi-lap course that allows supporters to watch racers on several circuits. Free parking is available at the venue.

Entry requires British Triathlon membership and a race licence. Competitors must hold either a Core or Ultimate annual membership or purchase a single use Race Pass when completing their event entry. Visit the organization's website for the most recent information.

Super Sprint
Standard
Sprint
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