East of England
Obstacle Race Calendar East of England 2026-2027
Monthly updates for East of England
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Explore the best obstacle runs in East of England for 2026-2027! Our updated list features 16 exciting races across the region. Find your next race in East of England below and join the running community at these great events!
July 2026
An obstacle 5k at Priory Park, Bedford on 25 July 2026 featuring climbs, crawls and muddy obstacles. Organised by Cancer Research UK, it uses staggered wave starts, has basic on site facilities and is not suitable for wheelchair users.
August 2026
Special-edition Rat Race obstacle event at Forest Facility near Stamford, featuring a 4 mile loop with about 60 obstacles, family and teen options, and additional on-site activities. Proceeds support Project Jungle rainforest conservation.
A functional fitness race in Bedford on 30 August 2026 featuring 10 Xercises and repeated runs, with Solo, Doubles, and Relay entries and a LITE weight option.
September 2026
Mud Tribe is a muddy obstacle-course event near Brentwood, Essex offering 1.5 km and 5 km options with foam, achievable obstacles, finish-line facilities and a female-only wave; under-15s require a paying adult.
A women only 5 km obstacle course in Brentwood that focuses on teamwork and a non competitive pace, with obstacles, a finisher medal and hot wash downs.
October 2026
An inflatable obstacle course in Norwich on 17 October 2026 offering 2.5k, 5k, 10k and 15k options across repeating 2.5 km laps, with music zones, water station, finisher medal and family friendly rules.
November 2026
A November muddy obstacle event in Essex offering 6 km, 12 km and 24 km+ courses with natural and man‑made obstacles including a Deathslide and zip wire.
March 2027
A PARAS'10 event in Friday Woods featuring a 3 mile loop with one to three laps, categories for runners, TAB entrants and canicross. A 2 mile junior race is available for ages 10 to 15.
April 2027
A family friendly inflatable obstacle fun run in Huntingdon on 10 April 2027 with 2.5k laps, multiple distances, music zones, a finisher's medal and on course water.
A family-oriented inflatable obstacle course and fun run in St Albans on 24 April 2027, with 2.5k, 5k, 10k and 15k options, music zones, on-course water and finisher medals. Group, family and charity discounts are offered.
May 2027
A 5 km Pretty Muddy obstacle course at Norfolk Showground with a mix of paths and grass, staggered wave starts every 15 minutes and an age limit of 13 and over. The event supports fundraising for Cancer Research UK.
Nuclear Rush in Brentwood, Essex offers muddy obstacle races at the Secret Nuclear Bunker Estate with a 6 km course (40+ obstacles) or a 12 km course (70+ obstacles).
June 2027
A muddy 5k obstacle course at Cassiobury Park where participants climb, crawl and slide through timed waves while raising funds for cancer research.
A 5k obstacle course at Trinity Park with muddy climbs, crawls and slides, held in staggered waves. The grassy course is fairly flat and the event requires participants to be 13 or older.
July 2027
A muddy 5k obstacle course at Fairlands Valley Park in Stevenage with staggered waves, on-site facilities, a minimum fundraising target of £50 and age 13 and over requirement.
A muddy 5k obstacle course at Hylands Park, Chelmsford on 18 July 2027 organised by Cancer Research UK to raise funds; participants must be 13 or older.