Dorney Lake Duathlon

DEC

12

2026

Race a fast flat course at Dorney Lake near Windsor with Super Sprint, Sprint and Standard distances plus 2 and 3 person relays. Electronic timing, themed medal and free photos await at the event village.

Sat 12 Dec 2026

Windsor, South East (England)

Registration

Sprint Duathlon Standard Duathlon Super Sprint Duathlon

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Event overview

The Dorney Lake Duathlon takes place on 12 December 2026 at Dorney Lake, Windsor, Berks, UK. The venue is an Olympic rowing site with flat grounds and a flat road course for both bike and run sections. Relay entries are available, allowing 2 or 3 individuals to share the disciplines. The event is chip-timed and provides race timing and results.

Race distances

Super Sprint Duathlon: 2.5km run, 9.5km bike (2 laps), 2.5km run.
Sprint Duathlon: 5km run, 19km bike (4 laps), 2.5km run.
Standard Duathlon: 10km run, 38km bike (8 laps), 5km run.

Each distance is held on road terrain. Elevation is listed per distance: Super Sprint 20 m, Sprint 40 m, Standard 80 m.

Entries and race services

Multiple entry categories are offered, including solo and relay options. Entries include a unique themed medal, free race photos, chip-timed results, and post-race goodies. The event village will include food and drink options and marshals to guide competitors around the course. Visit the organization's website for the most recent information.