NUCLEAR ROOKIES @ Kelvedon Hatch Secret Nuclear Bunker, Brentwood, Essex, United Kingdom on 14 May 2016


OBSTACLE RACING FOR CHILDREN – Saturday 14th & Sunday 15th MAY 2016 Nuclear Rookies are fun, pumped-up muddy obstacle courses for 4-14 year old kids of any fitness level. Rookies can test their skills on a specially designed fun 1.5/3km course filled with around 15 obstacles & guaranteed Nuclear M.U.D! Rookies will climb in & […]

Your First Mud Run @ Holyoke Community College, Holyoke, MA, United States on 18 September 2016


Your First Mud Run is the ONLY mud run in the country designed so both parents and kids can run together!

Our courses are 1.5 – 2 miles and includes 10 – 16 obstacles that are designed for adults and kids. If you ever thought about doing a mud run, ours is the perfect ‘first […]

Old Skool Mud Run @ Claydon Estate, Buckingham, Buckinghamshire, United Kingdom on 02 April 2016


Cast your mind back to the halcyon days of open fields, muddy ditches, ill-fitting shorts and steam rising from your singlet: This is Cross Country Running as it always was, but not quite as you remember it. Because this is a classic off-road mud run re-invented especially for the 21st century, carefully crafted from the […]

The Suffering V – Spring 2016 @ Rockingham Castle, Rockingham, Leicestershire, United Kingdom on 12 March 2016


It’s our entry-level race but… Set in the idyllic grounds of Rockingham Castle this race has been crafted to challenge all that take part and includes over 15 awesome obstacles.

If you’re after mud, water and loads of fun this is the race for you. Running in teams or solo, the sense of camaraderie on […]

Mud Bath 10km with hog roast & beer @ Pipley Wood, Bath, Avon, United Kingdom on 31 January 2016

Mud Bath

Muddy trail race, with hog roast and beer just £5 extra!

Custom medal and LIVE Timing!

10km, 3km and kids colourburst runs this is a great race for the whole family!

A brand new event this year, born out of the overwhelming success of our muddy Skyline 10km races in Jan and Feb 2015, the […]

St Lukes Santa MUD Run – Nuclear Races @ Secret Nuclear Bunker, Kelvedon Hatch, Brentwood, United Kingdom on 14 November 2015


St Lukes Hospice have partnered up with Nuclear Races to bring you the craziest twist of Christmas and mud since they added vanilla to coke!

6km course distance over ultra-gritty, properly muddy, obstacle-loaded farmland set in the heart of the Secret Bunker Estate.

Nuclear Races are well known for delivering award winning events with big, […]

SPARTAN RACE – MANCHESTER SPRINT UK – 5+ K @ Heaton Park, Manchester, Lancashire, United Kingdom on 04 July 2015


Reebok Spartan Race, voted Best Obstacle Race in 2014 by racers, is the world’s leading obstacle racing series and the first of its kind to have global rankings. Spartan Race integrates obstacles with the natural terrain to create the best racing experience possible. Each course is unique, so racers never compete on the same course […]

SPARTAN RACE – ALLIANZ PARK LONDON SPRINT (STADIUM) UK – 5+KM @ Allianz Park – London, United Kingdom on 16 May 2015

Spartan Race Obtacle Course Stadium Race.

Chattanooga Mud Run 2015 @ Greenway Farms, Chattanooga, TN, United States on 15 August 2015


The Chattanooga Mud Run is 5k Mud Run/ Obstacle Course Race that benefits the work of Habitat for Humanity of Greater Chattanooga Area. Our course is located at Greenway Farms and combines natural terrain with a variety of built and dug obstacles. We offer solo runner and five person team options. Runners can chose to […]

One True Grit Obstacle Race @ High Elms Lane, Benington, Hertfordshire, United Kingdom on 29 March 2015


5 AND 10K Obstacle challenges featuring 30+ natural and man made military inspired obstacles that will test you to the max.

Swamp Romp @ LZ Boondocker Marine Corps Base Hawaii, Kaneohe Bay, HI, United States on 07 February 2015


Hawaii’s original dirtiest race of the year is back at MCB Hawaii and better than ever with a new course and obstacles!!! This year you may register as an individual or as a team of 5-6 members (must finish with no less than 5 team members). Register yourself or get your team ready for an […]

The Muddy Dog Challenge @ Brockwell Park, London, United Kingdom on 10 May 2015


Whether you’re a fitness fanatic or just looking for a new challenge, we’re welcoming all dog lovers and their canine chums to take part in the Muddy Dog Challenge and raise sponsorship to help the dogs and cats at Battersea.

This is the UK’s first obstacle course where animal lovers can compete in 2.5km and […]

RUBICON RACE @ Credit Island, Davenport, Iowa, United States on 23 May 2015


The RUBICON RACE is an obstacle course race that is designed for every athletic condition in mind with the goal of perpetual improvement no matter where you’re at in your conditioning. It’s for the couch potato as well as the hardcore OCR adventure seeker. There are levels of difficulty to choose from; the more levels […]

Junior Spartan Race @ Fourchette de Diable, Mt Tremblant, QC, Canada on 23 May 2015


Use code ‘runmore’ to receive a 10% discount on registration.

The JUNIOR SPARTAN RACE was created to help Junior Spartans foster a life-long commitment to fitness and health. These events provide an opportunity for young athletes to develop and test their fitness in an EXCITING, OUTDOOR environment where having FUN and getting DIRTY is mandatory! […]

Bog Commander Mud Run and Obstacle Course Race @ Heathylee House Farm, Peak District, Derbyshire, United Kingdom on 05 October 2014


6km, 12km and now by popular demand 18km. Spectacular location on a working hill farm in the Peak District. This mud run has been in the making for thousands of years. Mother Nature is going to challenge you. Bog Commander are going to build fiendish obstacles to make this an adventure. Real bogs, awesome terrain, […]

Mud Runner: Classic @ Eastnor Castle, Eastnor, Herefordshire, United Kingdom on 19 October 2014


7ish arduous country miles around the Eastnor Estate using the same tracks on which Land Rovers have been tested and developed.

Mud Runner is over a variety of terrain and conditions from rolling grassland (well a little bit anyway) to mud, wet mud and sticky mud. The course includes hills, waterfilled pits, muddy banks and […]

IronRun @ Cranford Hall, Cranford, Kettering, Northamptonshire, United Kingdom on 04 October 2014


The IronRun is a challenging off-road running event. The wild 12k obstacle course is naturally carved out of 1000 acres of severe Northamptonshire woodland. You will run, crawl, jump, wade and swim through swamps, mud, hills, water and woods. It will test your physical and mental endurance skills to the max. This is adventure running […]

Chattanooga Mud Run @ Greenway Farms, Hixson, TN, United States on 16 August 2014


The Chattanooga Mud Run is a 5k Mud Run/ Obstacle Course race that mixes natural obstacles, with military grade built obstacles. The course varies year to year, but hurdles, wall climb, a creek swim and belly crawl are just a few of the challenges you can expect on the course. To top it off, we […]

CerebRun Ohio Buckeye Challenge @ Action Sports Moto Park, Athens, Ohio (OH), United States on 20 September 2014



Length of 4-6 Miles, depending on mental dexterity. 15+ Punishing Obstacles that test you physically and mentally. Multiple routes to the finish line mean the course is ultimately determined by your ability to meet the CerebRun Challenge. Must be 14 years old or older to enter.

EFFECTIVE DATES: Cabin Fever […]

Bog Commander Mud Run and Obstacle Course @ Heathylee House Farm, Hollinsclough, Derbyshire, United Kingdom on 04 October 2014


6km or 12km mud run and obstacle course on a working hill farm in the Peak District. Brutal terrain, combined with natural and man made obstacles make this a challenge worthy of the most hardy mud runners. Real bogs, steep hills, fiendish obstacles and MUD, MUD, MUD. Early booking discount until end of June 2014. […]

ARCHIVED RACE: The Witches’ Revenge 10km @ Salt Ayre Leisure Centre, Lancaster, Lancashire, United Kingdom on 13 April 2014


Snaking through the parks and open spaces of the historic city, this is aflat but far from fast route that has you crawling,swinging, climbing, bouncing and even shooting your way to the finish. We think we have some truly unique challenges for you on this one and whilst it isn’t in any way amud run […]

Nuclear Fallout @ Secret Nuclear Bunker, Kelvedon Hatch BRENTWOOD, Essex, United Kingdom on 02 November 2014


Nuclear Fallout is our beast…

The wetter, colder & muddier race; the one you need to train for – take it for granted and it will bite you. It’s our last event of the year so we throw everything at it – not only is it longer at an 8km or 16km distance, but we […]

NUCLEAR BLACKOUT @ Secret Nuclear Bunker, Kelvedon Hatch BRENTWOOD, Essex, United Kingdom on 20 September 2014


Test your senses and agility on our 5km multi-lap cross-country Obstacle Night Race. You have 2 hours to complete as many laps as you can over & through 20 obstacles over open fields, woodland, lakes, tracks, ditches, river crossings and hills. For the first time, 2014 will see part of the course run through the […]

ARCHIVED RACE: The Gauntlet 12km + 6Km @ Spains Hall, Finchingfield, Essex, United Kingdom on 06 April 2014


One of nature’s toughest muddiest obstacle course races! This course has numerous water pits and possibly the toughest mud pits in the UK. Other obstacles include the infamous 9 Bar Wall, spider webs, trenches of turmoil and more. We bring this all together into one extremely mad mudfest. Two distances, 6km and 12km of adrenaline […]

ARCHIVED RACE: Sole Destroyer 10km + 5km @ Land Rover Show 4×4 course, Little Houghton, Northampton, United Kingdom on 01 March 2014


Test your fitness on an off road course that beats 4×4′s! A series of steep inclines, mud pits and water holes, plus a 200 metre lake wade. This is an extremely physical and demanding course. We also add our own obstacles designed to test your resolve and sap your very last drop of energy.

You […]