Dorney Lake Duathlon
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Event overview
The Dorney Lake Duathlon takes place on Saturday 4 April 2026 at Dorney Lake, Windsor, UK. The event is organised by RunThrough and offers individual and team entries, including relay options that allow two or three participants to share the disciplines. Entry fees listed range from £45 to £150 depending on race type. The organiser describes the venue as flat and scenic with a road-surface course suitable for fast times. Each kilometre is marked with distance flags and marshals will be positioned around the course. An event village will provide food and drink options and free partner goodies at the finish.
Distances and course details
- Super Sprint: 2.5 km run, 9.5 km bike (2 laps), 2.5 km run
- Sprint: 5 km run, 19 km bike (4 laps), 2.5 km run
- Standard: 10 km run, 38 km bike (8 laps), 5 km run
Terrain is listed as road. Elevation values are given for each distance: 20 m (Super Sprint), 40 m (Sprint), and 80 m (Standard).
What is included
Entries include a themed medal, free race photos, chip-timed results and post-race goodies. The event offers an optional event t-shirt available at more than 30% off when purchased at checkout through the event partner RT Kit. Visit the organization's website for the most recent information.
