Dorney Lake Triathlon
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Event overview
The Dorney Lake Triathlon takes place on Sunday 12 July 2026 at Dorney Lake, Windsor, UK. Event entry prices range from £58 to £120. The venue uses a purpose-built rowing lake for the swim and flat roads for the bike and run courses. Relay and Aquabike options are available alongside individual triathlon distances.
Race formats and distances
The event offers multiple race formats with the following distances:
- Super Sprint: 400 m swim, 9.5 km bike (2 laps), 2.5 km run. Elevation 20 m. Terrain road.
- Sprint: 750 m swim, 19 km bike (4 laps), 5 km run. Elevation 40 m. Terrain road.
- Standard: 1500 m swim, 38 km bike (8 laps), 10 km run. Elevation 80 m. Terrain road.
Relay teams may consist of 2 or 3 people and can enter sprint or standard relay options. Aquabike options (swim-bike only) are offered in sprint and standard distances.
What is included
Entries include chip-timed results, a themed medal, free race photos, and post-race goodies. Course distances are marked and marshals are provided along the route. The event village includes food and drink options. Visit the organization's website for the most recent information.
