Dorney Lake Duathlon
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Event overview
The Dorney Lake Duathlon takes place on Sunday 8 March 2026 at Dorney Lake, Windsor, UK. The event uses a run-bike-run format with chip-timed results. Entries include a themed medal, free race photos and post-race goodies. Marshals will be on course and there will be an event village with food and drink options. Entry fees shown range from £45 to £85 depending on the race or relay chosen.
Distances and course details
- Super Sprint: 2.5 km run | 9.5 km bike - 2 laps | 2.5 km run. Elevation - 20 m. Terrain - road.
- Sprint: 5 km run | 19 km bike - 4 laps | 2.5 km run. Elevation - 40 m. Terrain - road.
- Standard: 10 km run | 38 km bike - 8 laps | 5 km run. Elevation - 80 m. Terrain - road.
Relay options are available that allow 2 or 3 individuals to share the disciplines. Each discipline is marked with distance flags and course helpers. The course runs on road around the Dorney Lake venue and shows relatively low total elevation for each distance. Visit the organization's website for the most recent information.