Dorney Triathlon
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Dorney Triathlon - September 2026
Dorney Triathlon takes place at Dorney Lake in Windsor, an Olympic venue with a clear lake and flat grounds. The site provides a flat bike and run course and a still lake for the swim.
The event is draft illegal and uses chip timing. Race formats offered include swim-bike-run, swim-bike only, and team relay entries. Booking fees are applied at checkout and prices vary by event type.
Available race options:
- Super Sprint triathlon
- Sprint triathlon, relay and aquabike
- Standard triathlon, relay and aquabike
To race, participants must hold a British Triathlon race licence. Competitors may either hold a Core or Ultimate annual membership or purchase a single-use Race Pass for the event.
Wetsuit hire is available with seasonal options from Zone3 and shorter term hire for a day, weekend or month through a wetsuit hire provider. Free parking is available at the venue.
The organiser provides marshals and helpers on course to guide competitors. Relay teams may consist of two or three individuals who share the swim, bike and run disciplines. Visit the organization's website for the most recent information.
