Dorney Triathlon - May 2025
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Dorney Triathlon - May 2025
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£34.65 - £103.95
About
Olympians have graced this fantastic Triathlon course and now it's your turn. With the scenic Dorney lake providing the perfect backdrop to this fantastic event, you'll have a great day out on the flat course. There's a custom event medal and multiple distance options to choose from.
Sprint Triathlon, Super Sprint Triathlon, Sprint Aquabike, and 4 more
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Sun, May 25, 2025
View logistics
Dorney, United Kingdom
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Who‘s Attending?
13 community members attending

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The event experience
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Scenery
Based on location
Where and when
Location
Dorney Lake Boathouse, Court Ln, Dorney, Windsor SL4 6QP, UK
Start times
Sunday, May 25, 2025
Sprint Triathlon: 7:30 AMSuper Sprint Triathlon: 7:30 AMSprint Aquabike: 7:45 AMSprint Relay: 7:45 AMStandard Triathlon: 8:30 AMStandard Relay : 8:45 AMStandard Aquabike: 8:45 AM
Event summary
Here are the distances available for Dorney Triathlon - May 2025
Sprint Triathlon
0.75km
20km
5km
£81.90
Standard Triathlon
1.5km
40km
10km
£103.95
Sprint Aquabike
750m
20km
£71.40
Sprint Relay
750m
20km
5km
£34.65
Route information
This stunning Olympic venue is where Team GB won Bronze for Rowing in 2012 and it has held host to a variety of high-performance events since.
All participants will begin their event with a 0.4km or 0.75k swim before heading to their transition area and beginning their bike stage.
Those in the sprint event will bike 10km while those in the standard event will cycle 20km around the Dorney event site. There are fantastic views to take in throughout before participants head onto the 2.5k or 5k run
Each discipline will be accurately marked out with distance markers and arrows to guide you in the right direction and inform you of how far you've come. There will also be marshals stationed throughout the course for safety reasons and of course to cheer you on.
What's included
- Marshalled course
- Way-marked route
- Prizes for category winners
- Medal
- Photos
How to get there
Dorney Lake Boathouse, Court Ln, Dorney, Windsor SL4 6QP, UK
Get full directionsParking
There is plenty of free parking available on-site.
By Public Transport
Unfortunately, Dorney Lake is not very accessible by public transport.
The nearest train station to the start is Windsor & Eton Central, situated 3 miles away. From the station, walk to Brocas Street to ride the 15 bus towards Maidenhead Town Centre, alighting at The Palmer Arms PH. Dorney Lake is a 25-minute walk from here.
Event day logistics
7:30am – Sprint Tri –Under50 ‘Open’ category
7:45am – Sprint Tri – 50 and Over ‘Open’ category & All Female category & All Sprint Relays & All Sprint Aquabike
8:30am – Standard Tri – Under40 ‘Open’ category
8:45am – Standard Tri – 40 and Over ‘Open’ category & All Female category & All Standard Relays & All Standard Aquabike
**Categories based on age at 31st December 2025**
*Please arrive at least 45 minutes before the start of the race to allow enough time to register, set up your transition area and warm up.
Race Packs
Race Packs must be collected on the day of the event, before the start of your race, from registration. Registration will take place by the main boathouse at the far end of the lake. Please be aware that you will not receive anything in the post.
Bag Drop
There will be an informal bag drop at the event village where participants can leave their belongings.
Spectator Info
Spectators are strongly encouraged to come along, as they are integral to creating a supportive and energetic atmosphere for the runners.
The course is also lapped meaning spectators will be able to see runners on multiple occasions.
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