Dorney Triathlon

JUL
12
2026
Challenge yourself at the Dorney Triathlon on 12 July 2026 at scenic Dorney Lake, featuring clear water, flat courses and chip timing. Choose Sprint, Standard, Super Sprint, aquabike or relay formats for a fast, fun race for all abilities.
Sun 12 Jul 2026
Super Sprint Swim Sprint Relay Swim Sprint Swim Standard Relay Swim Standard Swim

Always double-check with the organizer's website! This page may contain affiliate links.

Dorney Triathlon : 12 July 2026, Dorney Lake (Windsor)

The event is a multi-discipline triathlon held at Dorney Lake, Court Lane, off Lake End Road, Windsor SL4 6FJ, GB. The venue features clear water and flat grounds and the race is chip timed. The event is run as draft illegal. Free parking is available. Organiser: Active Training World.

Races, formats and entry

Racing options include individual triathlon distances, aquabike (swim-bike) and relay teams of two or three sharing disciplines. Age-entry rules apply for specific races (some races open to entrants aged 15 and over on 31/12/2026; others to entrants aged 17 and over on 31/12/2026). Participants must hold British Triathlon membership or purchase a single-use Race Pass and hold a race licence.

Distances offered:

  • Sprint: 750 m swim, 19 km bike, 5 km run
  • Standard (Olympic): 1500 m swim, 38 km bike, 10 km run
  • Super Sprint: 400 m swim, 10 km bike, 2.5 km run
  • Aquabike options for Sprint and Standard distances
  • Relay versions of Sprint and Standard distances

Entry prices shown range from £58 to £120 depending on race type. Wetsuit hire is offered through event partners. Visit the organization's website for the most recent information.

10 km
Standard Run
10 km
Standard Relay Run
5 km
Sprint Run
5 km
Sprint Relay Run
Super Sprint Run
Sprint Relay Swim
Sprint Swim
Standard Relay Swim
Standard Swim
Super Sprint Swim
Sprint Aquabike Bike
Sprint Aquabike Swim
Sprint Bike
Sprint Relay Bike
Standard Aquabike Bike
Standard Aquabike Swim
Standard Bike
Standard Relay Bike
Super Sprint Bike