South East (England)
Obstacle Race Calendar South East (England) 2026-2027
Monthly updates for South East (England)
Get new running races (and updates) in your inbox every month.
Explore the best obstacle runs in South East (England) for 2026-2027! Our updated list features 18 exciting races across the region. Find your next race in South East (England) below and join the running community at these great events!
August 2026
Permanent 7 km mud and obstacle assault course near Dorking, Surrey with over 100 obstacles and options for one, two or limitless laps for solo runners and groups.
September 2026
Obstacle course races at Pippingford Park on Sep 26 to 27, 2026, with Sprint, Super, Beast, Ultra and kids races across rolling, sometimes wet countryside.
October 2026
Inflatable obstacle course event at Kempton Park Racecourse on 3 October 2026 with 2.5K, 5K, 10K and 15K options suitable for ages 5 and up.
A military inspired obstacle mud run at Hever Castle on 10 October 2026 offering 3K, 6K and 12K courses, junior options, and an event village with spectator attractions.
November 2026
Off-road races at Spider Hill, Long Valley offering a single 10 km lap with named wet sections and a shorter 5 km route added in 2022.
Monthly updates for South East (England)
Get new running races (and updates) in your inbox every month.
December 2026
Trail event at Longmoor on Monday 28 December with a 5 mile single lap and a 10 mile two lap route through dunes, water features and repeated climbs; medals for finishers.
March 2027
A quirky partner carrying race on a 380 m out and back course up The Nower in Dorking, with weigh in rules, helmets required and proceeds donated to a local food charity.
May 2027
Inflatable 5K in Guildford on 8 May 2027 offers lap-based inflatable obstacle distances from 2.5k to 15k, music zones, water stations and finisher medals.
Two-day Spartan obstacle course weekend in Henley-on-Thames featuring Sprint, Super, Beast and kids races along a riverside course and historic landmarks.
Inflatable 5K at Brands Hatch offers laps of 2.5 km with giant inflatable obstacles, multiple distance options, music zones, finisher medals and on course hydration.
A 5 km obstacle event at War Memorial Park on 23 May 2027 where participants climb, crawl and slide across mixed grass and path terrain; entrants must be 13 or older and a minimum fundraising target of £50 applies.
June 2027
A 5k obstacle course at Royal Windsor Racecourse with mud obstacles to climb, crawl and slide, mixed tarmac and grass surfaces, staggered wave starts and a minimum age of 13. Earlybird entry prices and a fundraising target apply.
A 5 km obstacle course at Prospect Park in Reading where participants climb, crawl and slide across grassy slopes and woodland. Waves run every 15 minutes and the event is open to people aged 13 and over.
A 5k muddy obstacle course at Willen Lake with staggered wave starts, on-site toilets and parking, blue badge parking nearby, and a fundraising target of £50. The event is not wheelchair accessible.
A muddy 5k obstacle course around The Common in Southampton where participants climb, crawl and slide through obstacles while raising funds for cancer research. Waves run every 15 minutes and participants must be 13 or older.
July 2027
A 5 km cross-country fundraiser at Stanmer Park on 3 July 2027, featuring grassy start and woodland terrain with steep inclines, organised by Cancer Research UK.
A Pretty Muddy 5k at Tilgate Park with obstacles on woodland and lakeside paths, a double lap course and a minimum age of 13.
A family friendly inflatable obstacle run in Southampton offering 2.5k, 5k, 10k and 15k laps with music zones, water stations and a finisher medal for every participant.