Watford
Triathlon Calendar near Watford 2026-2027
Monthly updates for Watford
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Explore the top triathlons near Watford for 2026-2027! We've gathered 43 exciting races in the area. Check out our detailed list below to find your next local race.
September 2027
Triathlon at Dorney Lake offering Sprint Standard and Super Sprint races plus aquabike and 2 or 3 person relays on a flat, chip timed course.
October 2027
Multi-distance triathlon and duathlon at Dorney Lake with flat bike and run courses, marked routes, spectator viewing and British Triathlon membership or race pass requirement.
An aquathlon at London Aquatics Centre and Queen Elizabeth Olympic Park featuring a 400 m pool swim followed by a 5 km run around South Park.
Monthly updates for Watford
Get new running races (and updates) in your inbox every month.