Race Entry Summary
Dorney Lake Duathlon December 2025
- RunThrough UK December 2025(No fundraising required)
Our Partners
EVENT SOLD OUT
You can still secure your spot through the RunThrough Foundation Place above — your entry supports the Foundation’s initiatives. Join a nationwide movement promoting mental, physical, and social wellbeing through running, with no fundraising required after checkout. For more information about the RunThrough Foundation, click here.
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Join us for the Dorney Duathlon on Saturday 13th December 2025
Take on a Sprint or Standard distance and take the opportunity to race around this unique and inspiring Olympic venue!!
The flat and scenic 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 would like to compete as a team, there is a relay option, which allows 2 or 3 individuals to share the disciplines between them.
Super Sprint = 2.5k run. 10k bike, 2.5k run
Standard = 10k run, 38k bike, 5k run
Start Times
09:10 am - All Distances
Included in the entry
Unique Themed Medal
Chip Timed Results
Post-race goodies
Free Race Photos
Come and enjoy the day with us, we hope to see you there!
ONCE YOU ENTER YOU WILL RECEIVE A CONFIRMATION EMAIL. MORE INFORMATION ABOUT YOUR RACE PACK AND THE BIG DAY WILL BE SENT CLOSER TO THE EVENT – ENJOY!
What's Included
How To Get There
Event Day Logistics
- What's Included
- How To Get There
- Event Day Logistics
Dorney Lake Duathlon December 2025 What's Included
Included in the entry
Unique Themed Medal
Chip Timed Results
Post-race goodies
Free Race Photos