SuperTri Children’s, Youth & Junior Open Water Triathlon

The event takes place at Dorney Lake, Eton (a leading venue for Senior and Elite triathlon events) giving young people the opportunity to feel what it is like to compete on a grand stage. Dorney Lake was the venue for the rowing and kayak events in the Olympic and Paralympic Games in 2012.

£19 - £38
Event Time:
Event Date: 
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Early Bird pricing now available for a limited time only!

  • 15 – 16 years Youth HIGH PERFORMANCE DRAFTING Triathlon: 400m Swim, 10.6km Bike, 2.5km Run £38
  • 13 – 14 years (Tristar 3) HIGH PERFORMANCE DRAFTING Triathlon: 300m Swim, 10.6km Bike, 2.5km Run £38
  • 15 – 18 years Youth & Junior Triathlon: 400m Swim, 10.6km Bike, 2.5km Run £38
  • 13 – 14 years Triathlon: 300m Swim, 10.6km Bike, 2.5km Run £34
  • 11 & 12 years Triathlon: 200m Swim, 5.3km Bike, 1.8km Run £34
  • 9 & 10 years Triathlon: 100m Swim, 3km Bike, 1km Run £34
  • 8 years Triathlon: 100m Swim, 1.5km Bike, 600m Run £34
  • Scootathlon: 390m Scoot, 390m Bike, 250m Run £19
  • NEW! Parent and Child Relay Scootathlon: Adult (390m scoot, 250m run) and Child (390m Scoot, 390m Bike, 250m Run) £19

N.B. Adult scooters will be provided for the Scootathlon Relay


The High Performance Drafting race is for those more experienced triathletes who are members of the British Triathlon Federation (BTF). High Performance Drafting entrants must provide their BTF (Triathlon England, Triathlon Scotland or the Welsh Triathlon Association) race licence number on the online entry form and show their licence at registration on the day.

The biking and running are all on closed roads so there’s no worry about traffic. All participants are considered winners for taking part and taking on the prospect of a 100, 200, 300 or 400m open water swim followed by a 1.5, 3, 5.3 or 10.6km bike ride and 600m, 1, 1.8 or 2.5km run.

The Scootathlon is a mini fun triathlon children between the ages of 4 and 8 where they scoot, bike and run. Boys will race with Girls at the same time in various age categories.



  • Iconic Olympic venue
  • Clean, calm lake waters
  • Perfect venue and course for your first triathlon
  • Fast, flat closed road bike and run course
  • Renowned for its electric and supportive atmosphere
  • Several vantage points for spectators and supporters


  • Water station on the course and at the finish
  • Medals for all finishers
  • Free Parking
  • Electronic chip timing
  • Results texted to your mobile phone as you cross the line

Event Location: Dorney Lake, Windsor, SL4