Run Dorney Lake Marathon
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Event information
The Run Dorney Lake Half Marathon, 10k & 5k takes place on Sunday 26th July 2026 at Dorney Lake, near the village of Dorney and Windsor. Dorney Lake is a purpose-built rowing lake that hosted events for the London 2012 Olympics. The event offers road running distances held on a mostly flat course.
Course and distances
- 5K
- 10K
- Half Marathon
Course details by distance: the 5K is a single lap, terrain road, elevation 8 m; the 10K is two laps, terrain road, elevation 15 m; the half marathon covers four laps with a U-turn each lap, terrain road, elevation 27 m. The course is described as flat and chip-timed results are provided.
Entries and services
Entry fees listed are: 5K £28, 10K £30, Half Marathon £34, and a RunThrough Foundation Place at £80 (no fundraising required). Included with entry are a themed medal, free race photos, chip-timed results, and post-race goodies. The event will have marshals on course and an event village with food and drink options. Route maps and additional event information are provided for participants. Visit the organization's website for the most recent information.
