There are a wide variety of UK-based obstacle course races (OCR), mud runs, weighted runs, and other obstacle events and races.

A number of these events are highlighted below in chronological order (not an exhaustive list). Further events, races and information can be found @ Muddyrace. You can also find useful information on the ‘world’ of OCR @ Mudstacle.

Events by Month

Events are presented as follows: event name @ place (country), distances and website.

Monthly Events (Recurring)

  • Nuclear Trials (Nuclear Races) @ Kelvedon Hatch, Brentwood (Essex):
    • Free event consisting of 400m assault course (10/12 obstacles) designed for groups and individuals.
  • The Obstacle Gym @ The Outdoor Training Centre, Lutterworth, LE17 4HP (near Rugby):
    • Wednesday sessions run for 6.30 – 8.30pm and cost £5.
    • Weekend sessions run from 10am – 2pm and cost £10.
  • Judgement Day @ East Sussex:
    • OCR from 6km, 12km and 18km events that combine man-made and natural obstacles (expect monkey bars, rope climbs, quarter pipes, sandbag carries and more).
    • Trail Running at 10km and half marathon trail race distances.







  • AGR Black Rock ‘5’ Race @ Kinghorn, Fife (Scotland): 10km:
  • Back 2 the Trenches: No Man’s Land @ Fullers Wood Lane, Nuffield (England): 5km & 10km:
  • Brutal 10: Enduro @ Bordon (England): 12hr endurance over a 10km distance:
  • Alliance Trust Cateran Yomp, Highlands of Perthshire (Scotland): 54 miles in 24 hours:
    • Sign-up:
    • Route:
  • Commando Challenge @ Woodbury Common, near Exeter (England): 17km:
  • Day of the Reckoning, The @ Heart of England Conference & Events Centre, Fillongley (just of of Birmingham, England):
  • South Downs Way Ultra Run @ Washington, West Sussex (England): 106 miles over two days:
  • Tough Mudder: London South @ Temple Valley, Hampshire (England): 10-12m:
  • XRunner: Water Wipeout @ National Watersports Centre, Nottingham (England): 5km & 10km:







Other OCR Events and Races Include:

  • Total Warrior.
  • Men’s Health Survival of the Fittest.
  • No Ego Challenge:
  • Rat Race Adventure Sports.
  • JCB Mud Run.
  • The Nuts Challenge:
  • Warrior Dash:

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