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Triathlons in East of England in July 2026

Find triathlons in East of England in July 2026 - filter by date, location or category, display on a map or use the advanced search to find your perfect race.

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Get ready for one of the UK’s most exciting triathlon events of the year! Dive into crystal-clear lake waters at Box End, then ride a smooth, rolling bike course and follow scenic on-site run paths.
  • Sun 5 Jul
  • £69-£185
Bedford, Bedfordshire

ATW Odyssey At Box End Triathlon

Get ready for one of the UK’s most exciting triathlon events of the year! Dive into crystal-clear lake waters at Box End, then ride a smooth, rolling bike course and follow scenic on-site run paths.

  • Sprint triathlon
  • Olympic triathlon
  • Half Ironman
  • Sprint aquabike
  • Standard aquabike
  • + 1 more race
  • Beginner-friendly
  • Event village
  • Park
  • Age 15 & over
  • Sun 5 Jul
  • £35-£65
Hitchin, Hertfordshire

Hitchin Triathlon

  • Kids triathlon 2
  • Novice triathlon
  • Sprint triathlon
  • Sun 5 Jul
  • £20-£35
Chelmsford, Essex

Discovery Open Water Junior Triathlon

  • Kids duathlon
  • Kids triathlon 4

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