Dorney Triathlon

JUN
6
2026
Triathlon at Dorney Lake with open-water swimming in a clear lake and flat bike and run courses. Sprint, standard and super sprint distances plus aquabike and relay options; British Triathlon membership and a race licence are required.
Sat 6 Jun 2026
Sprint Triathlon Standard Triathlon Super Sprint Triathlon

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Dorney Triathlon - June

Dorney Triathlon takes place at Dorney Lake, an Olympic rowing venue. The event features open-water swimming in a clear lake and flat, scenic grounds that provide a level bike course and a level run course. The event is run as draft illegal and uses chip timing.

Distances offered include:

  • Sprint Triathlon
  • Standard Triathlon
  • Super Sprint Triathlon

There are alternative entry options: Aquabike for swim and bike only, and relay teams with two or three members sharing the disciplines. Participants are required to hold a British Triathlon race licence; this can be an annual Core or Ultimate membership or a single-use Race Pass purchased for the event.

Event administration provides marshals and helpers on course. Entry fees vary by distance and category, with listed prices ranging between 58 and 120 GBP. The venue address is Dorney Lake, Court Lane, off Lake End Road, Windsor SL4 6FJ. Free parking is available at the location. Visit the organization's website for the most recent information.

Sprint Triathlon
Standard Triathlon
Super Sprint Triathlon
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