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 213 exciting trail runs in the area. Check out our detailed list below to find your next local trail run.
April 2027
An evening 10 km trail run on 22 Apr 2027 with a limited field of 50, a new course provided as GPX and narrative, and self sufficient participation expected.
An untimed inflatable obstacle run at Hertfordshire County Showground on 24 April 2027 with 2.5k, 5k, 10k or 15k lap options, music zones and a finisher's medal.
A seven hour time challenge along the River Thames in Staines offering distances from 3 km to 50 km, themed medals, goody bags and on-course aid with vegan options.
A guided spring trail run of about 10 km through the bluebell woods around Tring, with grouped Run Leaders, trail running tips, bag drop and nearby cafe facilities.
May 2027
A marked 100 mile point to point trail race along the Thames from Richmond to Oxford with a 30 hour cutoff, aid stations, pacers from mile 51 and mandatory kit checks.
A seven hour time challenge along the River Thames in Staines offering distances from 3 km up to 50 km, with medals, distance pins, goody bags and aid stations.
Nuclear Rush is a muddy obstacle course at the Secret Nuclear Bunker estate in Essex offering 6 km and 12 km races with signature Deathslide and zip line obstacles.
A one-day 30 km trail run in the Chiltern Hills from Tring with guided technique instruction, checkpoint support, bag storage and a finisher's medal.
A closed-road 21.1km half marathon through Hackney with pacer support, live music and a finish festival at Hackney Marshes.
A tenth-anniversary half marathon and a new 10k in Chislehurst that explores local green spaces while raising funds for The Maypole Project.
A long established trail event at Cammas Hall Farm offering 10 mile and 5 mile routes across farm tracks, woodland and short country roads with marshals and chip timing.
A 7 hour timed running event along the River Thames in Staines offering distances from 3 km up to ultramarathon with medals, distance pins, goody bags and aid stations.
Mixed terrain off-road races in the Chiltern Hills with 1 km, 10 km and a half marathon, raising funds for Bledlow Ridge School.
A single-lap 50 km multi-terrain ultra in Maidenhead along the Thames Path and Jubilee River with four aid stations, chip timing, live tracking and race photos.
Track event at Wodson Park offering 5k, 10k, half, marathon, 50k and a six hour challenge on a 400 metre athletics track.
A 10K park run organised by MCC Promotions at Bushy Park, using a 4.8 km plus one-lap accurately measured course. On-day registration, water stations, a bespoke medal and charity support for Sport in Mind.
A four-day zodiac-themed timed challenge at Old Warden on a 5.3 km mixed-terrain loop with lap-based distances from 5 km to ultra and daily bespoke medals.
Trail challenge from Richmond upon Thames to Brighton with 100 km, half and quarter distances, GPS tracking, staffed rest stops, camping and shuttle transfers.