Race on hallowed ground at the Dorney Triathlon on Saturday, June 6, 2026, and experience the thrill of competing at a genuine London 2012 Olympic venue. This unique event at Dorney Lake offers a perfect, controlled environment for athletes of all levels, with a clear-water rowing lake for the swim and a completely traffic-free, flat, and fast course for the bike and run legs—ideal for chasing a personal best or enjoying a stress-free race away from open roads. Choose your challenge from a Super Sprint, Sprint, or Standard (Olympic) distance triathlon, with additional Aquabike (swim-bike) and Relay options to accommodate every preference and ability. The professionally organised event features draft-illegal racing, chip timing, and a supportive atmosphere with plenty of helpers to guide and encourage you from start to finish.
As a British Triathlon permitted event, participation requires a valid Core/Ultimate membership or a one-day Race Pass, ensuring high safety standards and official sanctioning. The stunning, scenic grounds provide a beautiful backdrop for your race, making it a memorable day whether you're a seasoned competitor or a first-timer. With categories for different age groups and genders, and start times staggered throughout the morning, this is a fantastic opportunity to test yourself on a world-class course. Register now for a chance to create your own Olympic moment at one of the UK's most iconic and inspiring triathlon venues.
Races Offered
Sprint
Jun 06, 2026
straighten
Distance —
20 km 5 km
terrain
Type —
Multisports
timer
07:30
Sprint Aquabike
Jun 06, 2026
straighten
Distance —
20K
terrain
Type —
Multisports
timer
07:45
Sprint Relay
Jun 06, 2026
straighten
Distance —
20 km 5 km
terrain
Type —
Multisports
timer
07:45
Standard
Jun 06, 2026
straighten
Distance —
40 km 10 km
terrain
Type —
Multisports
timer
08:30
Standard Aquabike
Jun 06, 2026
straighten
Distance —
40K
terrain
Type —
Multisports
timer
08:45
Standard Relay
Jun 06, 2026
straighten
Distance —
40 km 10 km
terrain
Type —
Multisports
timer
08:45
Super Sprint
Jun 06, 2026
straighten
Distance —
10 km 2.5 km
terrain
Type —
Multisports
timer
10:00
Weather Overview
These values represent the 3-year monthly averages for June in Dorney Lake.
Temp (°C)
Feels Like (°C)
thermostat11.2° / 21.3°
wb_sunny9.1° / 18.9°
Wind (km/h)
Humidity (%)
air12.7 /
water_drop69.9%
Temp (°C)
Feels Like (°C)
Wind (km/h)
Humidity (%)
thermostat11.2° / 21.3°
wb_sunny9.1° / 18.9°
air12.7 km/h
water_drop69.9%
About Dorney Lake
Learn more about the host city, Dorney Lake.
Dorney Lake is a purpose-built rowing lake and Meetings & Events Venue in England. It is near the village of Dorney, Buckinghamshire, and is around 3 km west of Windsor and Eton, close to the River Thames.
