Run Dorney Lake Half Marathon
Always double-check with the organizer's website! This page may contain affiliate links.
Event overview
The Run Dorney Lake Half Marathon, 10k & 5k takes place on Sunday 18 January 2026 at Dorney Lake, Windsor, Berks. The venue is a purpose-built rowing lake that hosted London 2012 Olympic rowing events. The event includes the following distances:
- 5K
- 10K
- Half Marathon
Entry fees listed by the organiser are £28 for the 5K, £30 for the 10K and £34 for the Half Marathon. There is also a RunThrough Foundation Place option priced at £160.
Race details
All races are held on a road-surface course around Dorney Lake. Course specifics provided by the organiser: Half Marathon elevation 27 m, 4 laps with a U-turn each lap; 10K elevation 15 m, 2 laps; 5K elevation 8 m, 1 lap. The course is chip-timed for accurate results.
Entries include a unique themed medal, free race photos, chip-timed results and post-race goodies. The event village will have food and drink options and partner freebies at the finish. Marshals are provided to guide competitors around the course. The organiser notes ongoing work on event sustainability. Visit the organization's website for the most recent information.