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Runs in Grantham in Summer

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A jewel in the castle crown! Get active in the beautiful grounds and surrounding area of stunning Leicestershire in the discipline of your choice! Celebrate in the festival village afterwards.
  • Sat 18 - Sun 19 Jul 2026
  • £28-£245
  • 20% off
Grantham, Leicestershire, UK

Belvoir Castle Triathlon and Multisport Festival

A jewel in the castle crown! Get active in the beautiful grounds and surrounding area of stunning Leicestershire in the discipline of your choice! Celebrate in the festival village afterwards.

20% off

  • Families
  • Newcomers
  • Event village
  • Rural
  • Age 9 & over
  • Kids triathlon 4
  • Super sprint triathlon
  • Sprint triathlon 2
  • Olympic triathlon
  • Half Ironman
  • + 14 more races
  • Sat 4 - Sun 5 Jul 2026
Grantham, Leicestershire, UK

Tough Mudder Midlands

  • Obstacle race 11

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