• Triathlon-7 day - Monster Triathlon
  • Triathlon-7 day - Sabre Trust Monster Triathlon
  • Monster Cycle - Monster Cycle
  • Monster Cycle - Sabre Trust Monster Cycle
  • Monster Run - Monster Run
  • Monster Run - Sabre Trust Monster Run
  • Monster Swim - Monster Swim
  • Monster Swim - Sabre Trust Monster Swim


The UK’s toughest triathlon is back - and this year it’s open to everyone.

Swim, cycle and run over 550 miles from Loch Ness to London and tackle this seven-legged beast!

Spanning 7 days the Monster Triathlon is the UK’s ultimate multi-sport challenge. It starts with a 5km swim in Loch Ness, before 5 stunning days on the bike and finishes with an ultra-marathon along the Thames.

So what are you waiting for … this year’s big challenge starts here.

Event details and schedule

This incredible event includes:

-      Fully signed routes

-       6 Nights Hotel accommodation

-       Feed Stations

-       Mechanics

-       Medical Teams

-       Water Safety Teams

-       Event T-Shirt

-       Finishers Medal

Organised by

Monster Triathlon

Unit LF.3.10 - The Leathermarket, 11-13 Weston Steet, London

Phone: 02037359720

Event Images