Run Dorney 5k, 10k, Half Marathon & Marathon September 2025
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Run Dorney 5k, 10k, Half Marathon & Marathon September 2025
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Booked 20 times in the last week
Booked 20 times in the last week
About
Enjoy the breathtaking blue water of Dorney Lake in this fun, fast and flat summer run. The lapped nature of this route makes it the perfect event for friends and family to come along and support. Reach the end for a photo finish and a well-earned finisher's medal.
5k, 10k, Half Marathon, and 2 more
View details
Sat, Sep 27, 2025
View logistics
Windsor, United Kingdom
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Where and when
Location
Dorney Lake, Dorney Lake, Windsor SL4, UK
Start times
Saturday, Sep 27, 2025
5k: 9:10 AM10k: 9:10 AMHalf Marathon: 9:10 AMGroup of 6 Booking: 9:10 AMMarathon: 9:10 AM
Event summary
Here are the distances available for Run Dorney 5k, 10k, Half Marathon & Marathon September 2025
5k
5km
1 Loop
£28
10k
10km
2 Loops
£30
Half Marathon
21km
4 Loops
£34
Group of 6 Booking
£26.67
Route information
Terrain: Tarmac
Elevation: Flat
Route Type: Loop
The course loops around the historic Dorney Lake, home to the 2012 Olympic Rowing events.
The course is pan-flat, so find your inner Olympian and get that PB under the shadows of the Olympic rings.
The course will be run on roads and paths and each loop is roughly 5k.
- 5k - 1 lap
- 10k - 2 laps
- Half Marathon - 4 laps
Cut-off Times
- Half Marathon: 3 hours
- 10k: 90 minutes
Organizer route images
What's included
- Finisher's Medal
- Chip-timed results
- Marshalled course
- Refreshment station
- Aid station
- Bag drop
- Free official event photos
How to get there
Dorney Lake, Dorney Lake, Windsor SL4, 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
09:10 Races start
*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. 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.
Age Requirements
Runners for the 5k must be aged 11 or over, runners for the 10k must be aged 15 or over and half marathon runners must be aged 17 or over.
Refreshments
There will be water stations after every lap, at the 5k point of the race as well as at the finish where flapjacks and bananas will be waiting for finishers.
Headphones
It is not recommended that you wear headphones during the race so you stay alert to what is going on around you and hear the encouragement from marshals. There will also be pedestrians on the paths you'll be running who you'll need to be aware of.
Race Results
Your race timings will be published on the RunThrough results page after the race.
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