Run Dorney Lake Marathon

JAN

18

2026

Run Dorney Lake at the Olympic rowing venue near Windsor on Sunday 18 January 2026 offers 5K, 10K and half marathon road races on a flat, fast chip timed course. Enjoy an event village, race photos, themed medal and post race goodies.

Sun 18 Jan 2026

Windsor, South East (England)

Registration

Half Marathon 10 kilometers 5 kilometers

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Event

The Run Dorney Lake event on Sunday 18 January 2026 takes place at Dorney Lake, Windsor (Berks). The venue is a purpose-built rowing lake near the village of Dorney in Buckinghamshire and was used for London 2012 Olympic rowing events. The event offers three road race distances.

Distances

5K - road, 1 lap, elevation 8 m
10K - road, 2 laps, elevation 15 m
Half Marathon - road, 4 laps with a U-turn each lap, elevation 27 m

Course and race details

The course is described as flat and is chip-timed. Each kilometre is marked with distance flags and marshals will be positioned around the route. The event village includes food and drink options and stands operated by partners.

Included with entry

Entries include a unique themed medal, free race photos, chip-timed results, and post-race goodies. An event t-shirt is available as an optional purchase at checkout through the event apparel partner. Visit the organization's website for the most recent information.

Half Marathon

10 km

10k

5 km