Sun 20 Jul 2025 Eastbourne, East Sussex, UK

TriBourne Festival of Endurance

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

7 races

  • Sun 20 Jul
  • #1 of 7
Western Lawns, Eastbourne

Full Distance Triathlon

05:50

Age 18 & over

£360-£396

  • 2.4 miles sea swimming
  • 112 miles road cycling
  • 26.2 miles trail running
Race details
  • Sun 20 Jul
  • #2 of 7
Western Lawns, Eastbourne

Middle Distance Triathlon

06:00

Age 18 & over

£198-£240

  • 1.2 miles sea swimming
  • 56 miles road cycling
  • 13.1 miles trail running
Race details
  • Sun 20 Jul
  • #3 of 7
Western Lawns, Eastbourne

Full Distance Aquabike

06:00

Age 18 & over

£198

  • 2.4 miles sea swimming
  • 112 miles road cycling
Race details
  • Sun 20 Jul
  • #4 of 7
Western Lawns, Eastbourne

Middle Distance Aquabike

06:00

Age 18 & over

£132

  • 1.2 miles sea swimming
  • 56 miles road cycling
Race details
  • Sun 20 Jul
  • #5 of 7
Western Lawns, Eastbourne

Marathon

12:00

Age 18 & over

£55

  • 26.2 miles trail running
Race details
  • Sun 20 Jul
  • #6 of 7
Western Lawns, Eastbourne

3.8K Swim

06:00

All ages

£50

  • 3.8 km sea swimming
Race details
  • Sun 20 Jul
  • #7 of 7
Western Lawns, Eastbourne

1.9K Swim

06:00

All ages

£45

  • 1.9 km sea swimming
Race details

Event details

  • All fitness levels
  • Event village
  • Newcomers

Charity places

Charity places are also available in this event. Secure your place now with one of our charity partners.

Get charity place

Races at event

  • Sun 20 Jul
  • #1 of 7
Western Lawns, Eastbourne

Full Distance Triathlon

05:50

Age 18 & over

£360-£396

  • 2.4 miles sea swimming
  • 112 miles road cycling
  • 26.2 miles trail running
  • Sun 20 Jul
  • #2 of 7
Western Lawns, Eastbourne

Middle Distance Triathlon

06:00

Age 18 & over

£198-£240

  • 1.2 miles sea swimming
  • 56 miles road cycling
  • 13.1 miles trail running
  • Sun 20 Jul
  • #3 of 7
Western Lawns, Eastbourne

Full Distance Aquabike

06:00

Age 18 & over

£198

  • 2.4 miles sea swimming
  • 112 miles road cycling
  • Sun 20 Jul
  • #4 of 7
Western Lawns, Eastbourne

Middle Distance Aquabike

06:00

Age 18 & over

£132

  • 1.2 miles sea swimming
  • 56 miles road cycling
  • Sun 20 Jul
  • #5 of 7
Western Lawns, Eastbourne

Marathon

12:00

Age 18 & over

£55

  • 26.2 miles trail running
  • Sun 20 Jul
  • #6 of 7
Western Lawns, Eastbourne

3.8K Swim

06:00

All ages

£50

  • 3.8 km sea swimming
  • Sun 20 Jul
  • #7 of 7
Western Lawns, Eastbourne

1.9K Swim

06:00

All ages

£45

  • 1.9 km sea swimming