Obstacle Races in Brighton

10 kilometres of obstacle course packed out with 25 class obstacles including sea entry (weather/venue dependant), join thousands of participants and help one another to finish the course.

Amphibirun is not your average mud run or obstacle fun day - this is the ultimate obstacle course challenge. When competitors take part in a Aphibirun event, they will test their personal fitness, courage, determination, teamwork and camaraderie to the limit.

Mud Monsters Run have three different distances for you to pick from 5km, 10km or 20km (double lap). Whichever you choose you will be taken on an amazing muddy journey across muddy fields, up steep hills, through woods, washing off in river crossings, navigating through mud craters, fighting your way through deep muddy bogs, with up to 120+ obstacles and many more muddy surprises along the way.

This run takes place on Sunday 03 June 2018 at our permanent site in the beautiful Sussex Countryside just 5 minutes from the centre of East Grinstead (RH19 4RR see below for full address and map). The start waves begin at 10am and go every 15 minutes well into the afternoon, we restrict the number of runners per wave so make sure you sign up to your preferred time before it sells out!

Judgement Day is back at Pippingford Park and this years event promises to be better than ever. Expect bigger, better obstacles, one of the most fun and innovative courses in OCR. Entrants will experience our trademark mix of tests of both mental and physical endurance, along with the buzzing atmosphere long-time Judgement Day runners have come to expect. With obstacle-packed courses and events, its set to be an incredible weekend for newcomers and OCR veterans alike.

Operation: MUD raises funds for Chestnut Tree House childrens hospice. With over 60 challenging obstacles and claimed as one of the muddiest runs in the UK, this 5km military course is not for the faint-hearted!

Awesome Venue, New Course

We're saving the best until last as we bring all our EPIC obstacles to the fields and trails of Holmbush Estate. Tough Mudder London South (Weekend 1) is going to be a nasty mix of wooded trails, undulating fields and gritty mud to make even the hardiest of Legionnaires step up their preparation.

10 Miles, 20+ Obstacles

London South will be stacked with old classics and brand-new obstacles. Featuring a range of mind-bending challenges to test your mental grit, you're definitely going to need to rally a team to get you through this one. See you out there, it's going to be messy.

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Awesome Venue, Exciting New Course

We'll be returning to the majestic Holmbush Farm to bring home the 2018 season in style. Tough Mudder Half London South (Weekend 2) promises a brand new course, featuring tons of gritty mud, teamwork-testing obstacles, and miles of twisting trails.

5 Miles, 13 Obstacles

Tough Mudder Half London South is a mud-coated fever dream. Prepare for a course crammed full of our most exciting obstacles that demand you and your team to work together. So don't wait any longer, get your team together and start thinking about the mud.

Step Outside Your Comfort Zone

When's the last time you did something for the first time? No really. The Tough Mudder Classic course at London South is going to demand the very best you have, both mentally and physically.

You better start training because we've got 25 of the world's best obstacles. There'll be a few old favourites along with some brand spanking new challenges, all set among a terrain that can't be easily tamed. That orange headband has never been so well-earned

Join forces with us to celebrant the launch of the Mitmark Foundation. An action-packed, prize-filled, adrenalin-fuelled weekend of fun for both adults and children!

Battle and race your way through the World's largest, continuous, inflatable obstacle race course and take home an insane 5000 CASH PRIZE* ( fastest team and individual to complete the course). No barbed wire or electric shocks on this bouncy beast, just 1000 feet of air-filled madness.