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Kids triathlons for youths in UK

Find kids triathlons for youths in UK in 2026/2027 - filter by date, location or category, display on a map or use the advanced search to find your perfect race.

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Mallory Park Junior Triathlon: Where dreams take flight! Nurturing the next generation of triathletes, providing a safe and exhilarating environment for children to discover the thrill of multisports.
  • Sat 27 Jun
  • £31
Kirkby Mallory, Leicestershire, UK

ATW Childrens Triathlon Mallory Park | Youth

Mallory Park Junior Triathlon: Where dreams take flight! Nurturing the next generation of triathletes, providing a safe and exhilarating environment for children to discover the thrill of multisports.

  • 500 m lake swimming
  • 8 km road cycling + 49 ft ascent
  • 2.4 km road running
  • Enter online
  • Traffic free
  • Age 15-16
Ripon is unique as the only open-water junior racing in the Yorkshire series! So give your juniors the most exciting triathlon experience this year. Bike and run are traffic-free on grass surface.
  • Sat 11 Jul
  • £27.50-£30
Ripon, North Yorkshire, UK

Ripon Triathlon Festival | Youth

Ripon is unique as the only open-water junior racing in the Yorkshire series! So give your juniors the most exciting triathlon experience this year. Bike and run are traffic-free on grass surface.

  • 500 m lake swimming
  • 6000 m mountain biking
  • 2400 m multi terrain running
  • Enter online
  • Flat
  • Traffic free
  • Age 15-16
A fun, friendly and fully supported triathlon for youth of all abilities — perfect for first-timers looking to experience the thrill of swim, bike and run in Oundle.
  • Sun 16 Aug
  • From £31
Oundle, Northamptonshire, UK

ATW Oundle Children’s Triathlon | Youth

A fun, friendly and fully supported triathlon for youth of all abilities — perfect for first-timers looking to experience the thrill of swim, bike and run in Oundle.

  • 400 m pool swimming
  • 8 km mountain biking + 30 ft ascent
  • 3 km trail running + 3 ft ascent
  • Chip timing
  • Enter online
  • Age 15-16
  • Sat 16 May
  • FREE
Glasgow, Glasgow City, UK

Glasgow Kids Triathlon

  • Kids triathlon 6
  • Sat 30 May
  • FREE
Henley-on-Thames, Oxfordshire, UK

Henley Kids Triathlon

  • Kids triathlon 6
  • Sun 12 Jul
  • £59
Eastbourne, East Sussex, UK

Eastbourne Triathlon and Multisport Festival | Youth Super-Sprint Triathlon

  • 300 m sea swimming
  • 10 km road cycling + 160 m ascent
  • 2.5 km road running

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