Dorney Lake Evening Triathlon - July
DL
From Dorney Lake Events
Event summary
Get ready for an exhilarating evening at the Dorney Lake Evening Triathlon on Wednesday, July 1st, 2026, hosted by Dorney Lake Events in the picturesque Maidenhead, Berkshire! This exciting event invites participants of all levels to take on either the Super Sprint or Sprint triathlon, set against the backdrop of the iconic Olympic venue. The purpose-built lake ensures a smooth swim, while the flat terrain offers a fantastic opportunity to achieve your personal best on both the bike and run courses.
The evening kicks off with the Sprint Triathlon, Aquabike, and Relay starting at 6:30 PM, followed by the Super Sprint Triathlon at 7:00 PM. Race distances include a 400m swim, 9.5km bike, and 2.5km run for the Super Sprint, and a 750m swim, 19km bike, and 5km run for the Sprint. For those opting for the Aquabike, you’ll tackle a 750m swim followed by a 20km bike ride. With clear distance markers and enthusiastic volunteers cheering you on, this is the perfect event for triathlon enthusiasts and newcomers alike. Don’t miss out on this unforgettable experience at Dorney Lake
The evening kicks off with the Sprint Triathlon, Aquabike, and Relay starting at 6:30 PM, followed by the Super Sprint Triathlon at 7:00 PM. Race distances include a 400m swim, 9.5km bike, and 2.5km run for the Super Sprint, and a 750m swim, 19km bike, and 5km run for the Sprint. For those opting for the Aquabike, you’ll tackle a 750m swim followed by a 20km bike ride. With clear distance markers and enthusiastic volunteers cheering you on, this is the perfect event for triathlon enthusiasts and newcomers alike. Don’t miss out on this unforgettable experience at Dorney Lake
Dorney Lake Evening Triathlon - July
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Reviews
5.04 reviews
OC
Oscar Charles
Verified entrant
This reviewer is a verified Find a Race user who purchased a place at this event.
Took part in the 2026 edition · 2 months ago
Great event! Good chance for a PB
NA
Naif Alshawaf
Verified entrant
This reviewer is a verified Find a Race user who purchased a place at this event.
Took part in the 2025 edition · 1 year ago
Brilliant race, everyone is very friendly and encouraging!
NA
Naif Alshawaf
Verified entrant
This reviewer is a verified Find a Race user who purchased a place at this event.
Took part in the 2025 edition · 1 year ago
Brilliant race, everyone is very friendly and encouraging!
RE
ruth evans
Verified entrant
This reviewer is a verified Find a Race user who purchased a place at this event.
Took part in the 2024 edition · 2 years ago
My first ever triathlon! everyone was so kind, helpful and encouraging, I will be back for more soon. Thankyou so much!!
Races
-
Sprint Distance Aquabike
Entries closed18:30
£72.08
-
Sprint Distance Triathlon
Entries closed18:30
£82.68
-
Super Sprint Distance Triathlon
Entries closed19:00
£61.48
Event information
The purpose built lake is perfect for the swim and the flat grounds lend themselves to a totally flat bike and run course, the ideal venue for a chip timed personal best. Each discipline will be accurately marked out with distance flags and we will have plenty of helpers to keep you on track and to encourage you all the way to the finish
Unique Themed Medal
Free Race Photos
Chip-timed results
Post Race Goodies
Free Race Photos
Chip-timed results
Post Race Goodies
Dorney Lake, Off Court Lane, Windsor, Berks, SL4 6QR
PARKING/TRAVEL
Free parking is available at Dorney Lake and will be signposted as you enter the venue. Please bear in mind there could be up to a 20-minute walk to registration depending upon which car park you find yourself in so we advise you to leave plenty of time for arrival.
Nearest Train stations: Slough and Windsor & Eton Riverside
Free parking is available at Dorney Lake and will be signposted as you enter the venue. Please bear in mind there could be up to a 20-minute walk to registration depending upon which car park you find yourself in so we advise you to leave plenty of time for arrival.
Nearest Train stations: Slough and Windsor & Eton Riverside
Toilets
There will be toilets a short distance from the transition area.
Baggage
There will not be a baggage drop area for you to leave any belongings however you will be allowed a small bag to be left alongside your bike within the transition area.
There will be toilets a short distance from the transition area.
Baggage
There will not be a baggage drop area for you to leave any belongings however you will be allowed a small bag to be left alongside your bike within the transition area.
Organiser's description
Join us for the Dorney Triathlon Lake Triathlon on Wednesday 1st July 2026
Take on a Super Sprint or Sprint triathlon around Dorney Lake on Wednesday 1st July 2026 and take the opportunity to race around this unique and inspiring Olympic venue!
The purpose built lake is perfect for the swim and the flat grounds lend themselves to a totally flat bike and run course, the ideal venue for a chip timed personal best. Each discipline will be accurately marked out with distance flags and we will have plenty of helpers to keep you on track and to encourage you all the way to the finish.
For those who don’t want to take part in the run, there is also an Aquabike (swim-bike) option.
RACE DISTANCES & START TIMES
Sprint Triathlon, Aquabike & Relay - 6:30pm
Super Sprint Triathlon - 7:00pm
Super Sprint Triathlon
400m Swim | 9.5km Bike - 2 Laps - Elevation 20m | 2.5km Run
Terrain - Road/Swim
Sprint Triathlon
750m Swim | 19km Bike - 4 Laps - Elevation 40m | 5km Run - 2 Laps - Elevation 6m
Terrain - Road/Swim
Sprint Aquabike
750 Swim | 20km Bike
RACE END
08:30 pm
Take on a Super Sprint or Sprint triathlon around Dorney Lake on Wednesday 1st July 2026 and take the opportunity to race around this unique and inspiring Olympic venue!
The purpose built lake is perfect for the swim and the flat grounds lend themselves to a totally flat bike and run course, the ideal venue for a chip timed personal best. Each discipline will be accurately marked out with distance flags and we will have plenty of helpers to keep you on track and to encourage you all the way to the finish.
For those who don’t want to take part in the run, there is also an Aquabike (swim-bike) option.
RACE DISTANCES & START TIMES
Sprint Triathlon, Aquabike & Relay - 6:30pm
Super Sprint Triathlon - 7:00pm
Super Sprint Triathlon
400m Swim | 9.5km Bike - 2 Laps - Elevation 20m | 2.5km Run
Terrain - Road/Swim
Sprint Triathlon
750m Swim | 19km Bike - 4 Laps - Elevation 40m | 5km Run - 2 Laps - Elevation 6m
Terrain - Road/Swim
Sprint Aquabike
750 Swim | 20km Bike
RACE END
08:30 pm
Location
Dorney Lake, Court Lane, off Lake End Road, Windsor SL4 6FJ
Dorney Reach Road, Maidenhead, SL6 0, United Kingdom
Dorney Lake Evening Triathlon - July
DL
Dorney Lake Events
On Find a Race
Since
2017
Events
150+
Avg. review
4.5
