Run Dorney Lake Marathon
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Run Dorney Lake Half Marathon, 10k & 5k - May 2026
This event takes place at Dorney Lake near the village of Dorney in Buckinghamshire, the purpose-built rowing lake used for London 2012 Olympic rowing events. Organisers stage three road races on a flat, chip-timed course with kilometre markers and marshals positioned around the route.
Distances offered
- Half Marathon - Elevation 27 m; 4 laps plus a U-turn each lap; road.
- 10K - Elevation 15 m; 2 laps; road.
- 5K - Elevation 8 m; 1 lap; road.
Entries include a unique themed medal, free race photos, chip-timed results and post-race goodies. A race village provides food and drink options and free samples from partners. An optional event t-shirt is available at more than 30% off when purchased with entry via the organiser's kit partner. A RunThrough Foundation Place entry is offered with no fundraising required.
Logistics details note that each kilometre is accurately flagged and marshals guide runners around the course. The event description lists prices for standard entries at the time of publication, with the 5K, 10K and half marathon set at specific entry fees and a higher-priced Foundation Place option. Visit the organization's website for the most recent information.
