Windsor
Obstacle Race Calendar near Windsor 2026-2027
Monthly updates for Windsor
Get new running races (and updates) in your inbox every month.
Explore the top obstacle runs near Windsor for 2026-2027! We've gathered 12 exciting races in the area. Check out our detailed list below to find your next local race.
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.
October 2026
An inflatable obstacle-course event at Kempton Park Racecourse on 3 October 2026 offering 2.5K, 5K, 10K and 15K options for ages 5 and up.
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.
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.
Monthly updates for Windsor
Get new running races (and updates) in your inbox every month.
April 2027
Inflatable obstacle course event in St Albans on 24 April 2027 with 2.5 km laps and distance options from 2.5 km to 15 km, family friendly rules and on site facilities.
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.
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 muddy 5k obstacle course at Cassiobury Park where participants climb, crawl and slide through timed waves while raising funds for cancer research.