Dorney Lake Duathlon

The Dorney Lake Duathlon, held at the Olympic venue in Windsor, UK, offers a flat and scenic course ideal for personal bests. Scheduled for December 13, 2025, participants can choose from Super Sprint, Sprint, or Standard distances, featuring combinations of running and cycling: Super Sprint (2.5k run, 10k bike, 2.5k run), Sprint (5k run, 19k bike, 2.5k run), and Standard (10k run, 38k bike, 5k run). The event includes a relay option for teams of two or three.

Entrants receive chip timing, a unique themed medal, post-race goodies, and free race photos, all supported by helpful staff to guide and encourage racers throughout the course. Visit the organization's website for the most recent information.