Welwyn Garden City
Trail Running Calendar near Welwyn Garden City 2026-2027
Explore the top trail runs near Welwyn Garden City for 2026-2027! We've gathered 155 exciting trail runs in the area. Check out our detailed list below to find your next local trail run.
July 2027
A 21.1 km off road trail half marathon on The Ridgeway in Buckinghamshire with undulating terrain, two aid station visits and UTMB World Series index status.
A 24 hour multi terrain relay or solo race at Albyns Farm with teams of two to eight running repeated 5.75 mile laps and onsite camping and facilities.
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.
Pretty Muddy 5k at Hylands Park Chelmsford on 18 July 2027 is a grass obstacle course with climb crawl and slide elements, staggered wave starts and a minimum age of 13.
Summer 10K at Highfield Park St Albans on 18 July 2027 with a flat, traffic-free route along the Alban Way and a family-friendly event village.
August 2027
Experience a recreation focused obstacle event in Chelmsford featuring multiple distance options and up to 90 giant inflatable obstacles for participants of all abilities.
Late August trail event in Windsor offering 10K and half marathon through Alexandra Gardens with views of Windsor Castle and chip timed results.
September 2027
Mud Tribe in Brentwood offers muddy obstacle courses of 1.5 km and 5 km with foam and water features, hot wash downs, a finisher medal and family friendly facilities.
An 81 mile circular ultra on the historic Bunyan Trail in Bedfordshire with official waymarking, seven aid stations, live tracking and a 24 hour completion limit.
A multi-distance Thames Path event from Putney Bridge to Henley with rest stops, GPS tracking, camping options and on-course medical and catering support.
October 2027
A 100K trail ultramarathon from Chesham around the Chiltern Hills, fully marked with six checkpoints, GPS tracking and a 19 hour time allowance.
November 2027
Windsor Trail Run on 28 November 2027 offers a chip-timed 10K and half marathon through Alexandra Gardens with Windsor Castle views, supporting Brain Research UK.