Royal Windsor Triathlon
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Event details
The Royal Windsor Triathlon takes place on Sunday 14 June 2026 at Alexandra Gardens, Windsor SL4 1RF, UK. The event is run by RunThrough as the official event delivery partner and marks the event's 35 year anniversary. The swim is held in open water on the River Thames. The course passes Windsor Castle and includes a run route into Windsor Great Park along the Long Walk. Marshals and an event village with food and drink options will be on site. Chip-timed results, a themed medal and free race photos are included with entry. The event has been awarded British Triathlon Federation Event of the Year on seven occasions.
Race formats and entry options
Available formats include sprint, standard and relay. Relay teams must consist of three participants. A range of entry options and add-ons is listed, including technical t-shirts from RunThrough Kit for an additional £12 (retail value £22) and Sunday racking options. Race day pass is not included in the entry fee and must be purchased separately. Price points shown range from £85 to £226.
Distances and technical details: Visit the organization's website for the most recent information.
- Sprint: 750 m swim, 20 km bike, 5 km run. Bike elevation 127 m; run elevation 51 m. Terrain: road.
- Standard: 1500 m swim, 40 km bike, 10 km run. Bike elevation 243 m; run elevation 85 m. Terrain: road.