Run Dorney Lake Marathon
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Event
The Run Dorney Lake Half Marathon, 10k & 5k takes place on Saturday 2 May 2026 at Dorney Lake, Windsor, Berkshire. The event is organised by RunThrough and is held at the purpose-built rowing venue used for the London 2012 Olympic rowing events.
Distances and course
- 5K
- 10K
- Half Marathon
The organiser describes the course as flat and road-surfaced. Distances are chip-timed and each kilometre is marked with distance flags. Marshals will be positioned around the course to guide participants.
Course specifics by distance: the half marathon has 4 laps with a U-turn each lap and shows 27 m elevation; the 10k is 2 laps with 15 m elevation; the 5k is 1 lap with 8 m elevation.
Entries and inclusions
Entry options and listed prices are: 5K £28, 10K £30, Half Marathon £34, and a RunThrough Foundation place option at £80. Entries include a themed medal, free race photos, chip-timed results and post-race goodies. The event village will offer food and drink options and partner-provided free items. A discounted event t-shirt is available as an add-on at checkout. The organiser notes ongoing work on sustainability measures for its events. Visit the organization's website for the most recent information.
