Chalfont Saint Giles
Trail Running Calendar near Chalfont Saint Giles 2026-2027
Explore the top trail runs near Chalfont Saint Giles for 2026-2027! We've gathered 284 exciting trail runs in the area. Check out our detailed list below to find your next local trail run.
May 2027
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.
Obstacle-course weekend in Henley-on-Thames on May 15 and 16 2027 with Sprint 5 km, Super 10 km, Beast 21 km and kids races by the River Thames.
Looped event at Denbies Wine Estate offering distances from 5 km to ultra, run as many 5.3 km laps as desired within a 7 hour limit.
A closed-road 21.1km half marathon through Hackney with pacer support, live music and a finish festival at Hackney Marshes.
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 weekend of waymarked trail runs and walks at Mapledurham House near Reading, featuring ultras, a half marathon and supported marathon-length walks.
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.
Guided 13 miles through the Surrey Hills from Guildford, run as a steady group with trail sections, car parking and nearby train access.
Trail challenge from Richmond upon Thames to Brighton with 100 km, half and quarter distances, GPS tracking, staffed rest stops, camping and shuttle transfers.
A 10 km trail run from Marlow Rugby Club with local trails, woodland and Thames towpath, finishing with a medal, a pint cup and a free drink.