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.
August 2026
An inflatable obstacle course in Newcastle on 22 August 2026 with looped 2.5 km laps and distance options, music zones, on-course hydration and family-friendly facilities.
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.
Inflatable 5K Glasgow on 29 August 2026 is a looped inflatable obstacle course with distance options from 2.5k to 15k and family-friendly facilities.
Inflatable Insanity at Floors Castle on 29 and 30 August 2026 features giant inflatable obstacle courses with 2.5 km and 5 km options and free spectator access.
Monthly updates for United Kingdom
Get new running races (and updates) in your inbox every month.
MacTuffX Bedford on 30 August 2026 combines ten Xercises with repeated 400 m or 800 m runs across solo, doubles and five-person relay formats.
September 2026
Inflatable 5K in Edinburgh on 5 September 2026 is a non timed inflatable obstacle event with multiple distances, music zones, on course water and a finisher's medal.
A five-stage endurance event from Windermere to Scafell Pike and back covering 112 km with swim, road bike, mountain run and trail sections.
A muddy obstacle-course run in Brentwood with 5 km and 1.5 km options, achievable obstacles, finisher medals and post-race wash-downs.
A women only muddy obstacle course in Brentwood, Essex covering 5 km with varied obstacles, wash facilities, a finisher medal and an inclusive, non competitive format.
Mud, water and obstacles in Fife/Kinross on 5 September 2026 with 10 km, 5 km and a 3 km kids course plus free parking and photos.
MacTuffX Livingston on 6 September 2026 combines 10 Xercises with repeated 400m or 800m runs and offers Solo, Doubles, Relay and a LITE weight division.
An inflatable obstacle run in Bakewell with 2.5k laps, multiple distance options, music zones, on course water and a finisher's medal for all participants.
Obstacle races in Gisburn on 12 September 2026 offering 6km and 12km military-grade courses, an elite competitive race, team entries and on-site facilities.
A 10 km obstacle course at Knockburn Loch with extensive mud, bog and water obstacles, many named challenges and on-site music, food and post event refreshments.
Autumn Wolf is a two day trail event in Warwickshire on 12 and 13 September 2026, featuring adult 10K and 5K routes plus junior 6K and 3K races across woodland, fields, streams and mud.
Functional fitness race at Exeter Arena on 20 September 2026 featuring ten Xercises and 10x400m or 10x800m running formats with solo, doubles, and relay entries.
A family-friendly, non-timed inflatable obstacle run in York with distances from 2.5k to 15k, music zones, medals and on-course hydration.
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.
A 5k canicross and family event in Northumberland on 27 September 2026 featuring obstacles, mud and returning paddleboards. Timed and way marked, entries include a wooden medal, photos and treats for human and dog.