Obstacle Race Calendar United Kingdom 2026-2027
Monthly updates for United Kingdom
Get new running races (and updates) in your inbox every month.
Explore the best obstacle runs in United Kingdom for 2026-2027! Our updated list features 107 exciting races across the country. Find your next race in United Kingdom below and join the running community at these great events! Search for a location or view races near London, Birmingham, Glasgow, Liverpool, Scotland or Wales.
October 2026
A final edition 5 km mud run in Castlewellan on 11/10/2026 raising funds for children and young people affected by cancer, with junior and senior routes.
An inflatable obstacle event in Norwich on 17 October 2026 offering 2.5 km to 15 km non-timed laps with inflatables, music zones, and a finisher's medal.
An untimed 5k and 10k adventure run at Lyons Lane Motocross LTD in Shrewsbury on October 17, 2026. The course uses a MotoX track and includes brook crossings, hill climbs, a mud crawl and a water slide finish.
An outdoor obstacle course at Scorrier House Estate offering 10 km, 5 km and 2.5 km routes plus a dog friendly K9 day across mud, water and designed obstacles.
Night of the Undead Zombie Run at Haigh Woodland Park is a mixed terrain 5.15 km fun run with zombie zones, flag lives, manual timing and glow in the dark medals.
Monthly updates for United Kingdom
Get new running races (and updates) in your inbox every month.
Obstacle-course races at Aske estate offering 5 km and 10 km routes with marked obstacles and options for owners to run with their dogs.
A relaxed Halloween-themed 3 km obstacle run on a new course with waves of participants, mandatory headtorch, on-course burpee penalties, and optional costumes.
November 2026
Nuclear Fallout at Nuclear Essex hosts winter muddy obstacle races over 6 km, 12 km or a 24 km endurance format with dozens to hundreds of obstacles across farmland and woodland.
Trail event at Spider Hill, Long Valley, featuring a single 10 km lap with Alligator Swamp, Swan Lake and Muddy Mile, plus a shorter 5 km option.
December 2026
A dune and mud trail at Longmoor offering one lap 5 miles or two laps 10 miles with water features, repeated climbs, and a finisher medal.
March 2027
A 5 km obstacle mud run on 6 March 2027 at Henfold Lakes near Dorking offering one, two or unlimited laps and entries for teams, charities and solo runners.
A quirky running event in Dorking where pairs carry an adult over a 380 m out and back course with obstacles, a weigh in, helmet requirement and novelty prizes.
A muddy 10K obstacle race in the Lincolnshire Wolds on 14 March 2027, featuring constructed obstacles, 1000 ft ascent and a finisher's medal plus a pale ale.
A muddy, hilly 3 mile loop in Friday Woods on 20 March 2027 with one to three laps and options to run, tab or take part in canicross; a 2 mile junior race is also held.
April 2027
Obstacle runs of 5 km, 10 km and a junior bale jumper at Normanby Hall Country Park with water, mud, nets and horse jumps, supporting local charities.
Inflatable obstacle course event in Huntingdon with 2.5 km laps and distances to 15 km, five music zones, finisher medals and on course water.
A lap based inflatable obstacle run at Donington Park with distances from 2.5k to 15k, music zones, finisher medals and on course water.
A family-friendly inflatable obstacle course in St Albans on 24 April 2027 with multiple lap distances, music zones, and on-course hydration.
May 2027
A 5k obstacle course at Coopers Field, Bute Park, Cardiff, with tarmac paths and grassy sections that can get boggy after rain. The event raises funds for Cancer Research UK and uses staggered wave starts; participants must be 13 or older.
A Pretty Muddy 5k obstacle course at Lydiard Park on 01 May 2027 featuring mixed paths, hills and muddy obstacles. The event has wave starts, blue badge parking on grass and a minimum fundraising target of £50.