Sun 20 Jul 2025 Eastbourne, East Sussex, UK

TriBourne Festival of Endurance | 3.8K Swim

Award winning full and middle-distance triathlons, plus a marathon, long-distance swims, aquabike options and triathlon relays.

  • Sun 20 Jul 2025
Western Lawns, Eastbourne

3.8K Swim

06:00

All ages

£50

  • 3.8 km sea swimming
  • Enter online
  • Event village
  • Newcomers
Charity places

Event overview

Experience the beauty of the South Downs. Starting with a spectacular jump from the end of Eastbourne's historic pier, the TriBourne Festival of Endurance has been described by competitors as a must-do 'bucket list' event.

This event is part of TriBourne Festival of Endurance.

Event details

  • All fitness levels
  • Event village
  • Newcomers

Charity places

This charity has places in the event. To secure your place, select a charity and provide your details.

All charity places
Cancer

Macmillan Cancer Support

No one should have to face cancer alone.

  • Fundraising support
  • Fundraising materials

Sign up
£25

Fundraise
£200

All charity places

Entries

  • All ages
  • Entries open
  • to 06/07/2025
  • Enter online