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Triathlons in Cornwall

Find triathlons in Cornwall in 2025/2026 - filter by date, location or category, display on a map or use the advanced search to find your perfect race.

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Dive into the Plymouth Triathlon and Plymouth Swim! A stunning sea swim, scenic coastal bike ride, and flat waterfront run offering an unforgettable multisport challenge for athletes of all abilities.
  • Sun 14 Jun 2026
  • £29-£120
Torpoint, Cornwall, UK

Plymouth Triathlon & Plymouth Swim

Dive into the Plymouth Triathlon and Plymouth Swim! A stunning sea swim, scenic coastal bike ride, and flat waterfront run offering an unforgettable multisport challenge for athletes of all abilities.

  • Families
  • Trees not tees
  • Newcomers
  • Event village
  • Park
  • Sustainability policy
  • Age 11 & over
  • Sprint triathlon
  • Olympic triathlon
  • Half Ironman
  • Sea swim 3

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