Welcome to The London Enduro 12 Hour & 50km Trail Race - June 13/14 2015.
Part of the Summer Breezeā„¢ Running Festival - London's only multi-terrain running festival.


10km off road traffic-free laps with around 55 metres of climbing per lap. Will test your physical endurance, mental strength and preparation to the max!. Be prepared!  

  • Free parking & camping included for all athletes at race site
  • Technical T-shirt, bespoke finishers medal and quality prizes
  • Food all night included along with breakfast!
  • Pre-race Yoga all afternoon (we have a 10km and half marathon too - www.summerbreeze.me)
  • Music pre-event and into the early evening with food
  • Off road traffic free looped course of 10km
  • Single, pairs, teams of 3-4 or 5-6 for the 12 Hour and SOLO only for the 50km.
  • Suitable for seasoned endurance runners and those first stepping into the ultra-running world!