Race Entry Summary
Run Dorney Lake Marathon, Half Marathon, 10k & 5k September 2026
- RunThrough UK September 2026(No fundraising required)
Our Partners
Join us for the Run Dorney Lake Marathon, Half Marathon, 10k & 5k on Saturday 26th September 2026
Join us for a 5k, 10k, Half Marathon or Marathon distance at the home of London 2012′s Olympic rowing events. Dorney Lake is situated near the village of Dorney in Buckinghamshire, is a purpose-built rowing lake with grounds that are a perfect backdrop to running as well as rowing. The flat course is ideal for a chip-timed personal best over the 5k or 10k distance.
Race Distance & Start Times
09:10 am - All Distances
Marathon
Elevation - 54m | Laps - 8 + U-turn each lap | Terrain - Road
Half Marathon
Elevation - 27m | Laps - 4 + U-turn each lap | Terrain - Road
10k
Elevation - 15m | Laps - 2 | Terrain - Road
5k
Elevation - 8m | Lap - 1 | Terrain - Road
Race End
We have a 4 hour cut in place for our Marathon distance.
Included in the entry
Unique Themed Medal
Free Race Photos
Chip-timed results
Post Race Goodies
With RunThrough you can expect a friendly team of marshals to help guide you round the course and cheer you on to the finish, a lively and well-serviced event village with plenty of food and drink options including free goodies from our partners at the finish line after your hard effort.
We have been extensively researching what runners consider important, and sustainability is fast becoming the top issue. Click here to see what RunThrough is doing for sustainability.
Route Information
What's Included
How To Get There
Event Day Logistics
Spectator Info
- Route Information
- What's Included
- How To Get There
- Event Day Logistics
- Spectator Info
Run Dorney Lake Marathon, Half Marathon, 10k & 5k September 2026 Route Information
Run Dorney Lake Half Marathon, 10k & 5k Maps
Event Location: Dorney Lake, Windsor, Berks