Run Dorney Lake Marathon
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Event overview
The Run Dorney Lake event takes place on Saturday, 26 September 2026 at Dorney Lake near the village of Dorney, Windsor, Buckinghamshire. It is held at the purpose-built rowing lake that hosted London 2012 Olympic rowing events. The event offers road races over multiple distances and is organised by RunThrough.
Distances and course
- 5K - 1 lap, elevation 8 m, road
- 10K - 2 laps, elevation 15 m, road
- Half Marathon - 4 laps plus a U-turn each lap, elevation 27 m, road
- Marathon - 8 laps plus a U-turn each lap, elevation 54 m, road
The course is described as flat and chip-timed. A 4 hour cut is in place for the marathon distance. Marshals will be present on the course.
Entry details and event village
Entry fees listed for the event include prices for each distance and a RunThrough Foundation place. Entries include a unique themed medal, free race photos, chip-timed results, and post-race goodies. The event features an event village with food and drink options and free partner goodies at the finish. Visit the organization's website for the most recent information.
