Thornbury
Trail Running Calendar near Thornbury 2026-2027
Explore the top trail runs near Thornbury for 2026-2027! We've gathered 136 exciting trail runs in the area. Check out our detailed list below to find your next local trail run.
October 2026
Seven consecutive offroad race days at Pengethley Manor from 19 to 25 October 2026 with a seven hour time limit each day and distances from 5k to ultra. Each day awards a unique Halloween themed medal and a virtual option is available.
An offroad Halloween race at Pengethley Manor offering 5k, 10k, half marathon, marathon and ultra distances with a seven hour time limit. In-person and virtual entries are available and paid verified finishes receive themed medals.
Part of a Halloween race series at Pengethley Manor, The Scary Scamper offers 5k, 10k, half, marathon and ultra options on a tough off road loop with a seven hour time limit and a virtual option worldwide.
Part of a Halloween series at Pengethley Manor, The Creepy Crawl offers 5k to ultra distances on an offroad, lap-based course with a seven hour time limit. Virtual entries and themed medals are available for paid participants.
A 5k night trail at Dunkertons Park in Cheltenham where runners use head torches to light the course. Open to ages 16 and over, with prizes for top three men and women and on-site refreshments and safety rules.
A Halloween themed offroad event at Pengethley Manor offering 5k, 10k, half marathon, marathon and ultra options with a seven hour time limit. In person and virtual entries are available and medals are themed to the series.
A Halloween series race at Pengethley Manor with 5k, 10k, half marathon, marathon and ultra options and a seven hour time limit. The offroad course runs inside the manor grounds and includes a hill and vineyard sections.
A Halloween series event at Pengethley Manor offering 5k, 10k, half, marathon and ultra distances on a tough offroad course with vineyard laps. Entrants have seven hours to finish and virtual participation is available.
Backyard Ultra in Bristol asks runners to complete a four mile loop each hour for six hours, with a beer, finisher goody bundle, water station and prizes for top male and female.
The Zombie Shuffle at Pengethley Manor offers 5k, 10k, half marathon, marathon and ultra options on a tough offroad course with a seven hour time limit. Virtual entries are available worldwide with medal options for paid entrants.
A 20 km multi terrain fell race on 25 October 2026 across varied Mendip landscapes with 420 m of climb, drinks stations en route and veteran prize categories.
A 9.6 km fell race with 485 m ascent near Abergavenny on 31 October 2026; full WFRA kit is required and parking at the pub is very limited.
November 2026
A 10 mile off-road trail run in Stonehouse near Stroud on 1 November 2026, with an initial uphill mile, muddy undulating trails, a finisher medal and a 2 hour 30 minute cutoff.
Approximately 7 mile multi-terrain race from Risca Leisure Centre to Twmbarlwm and back, with about 1000 ft ascent; entries listed via Entry Central.
A multi-terrain 12 km off-road race from Barton Farm Country Park with a river crossing, chip timing, prizes and team awards, raising funds for Alzheimer's Support.
A ten mile cross country race in Chipping Sodbury with muddy, varied terrain and water obstacles. Held on Remembrance Sunday and preceded by a commemorative silence, it draws around 1300 runners.
Night and day off road 5 km and 10 km trail races around the Bath Skyline, plus a daytime kids 500 m and a canicross wave, with marked routes and finish medals.
Timed lap event in Cardiff Bay offering flexible start times and distances from one 5.3 km lap up to multi lap ultra within a 7 hour limit.
A Movember charity run at Ashton Court Park offering 1.5k, 5k, 10k and half marathon options with chip timing, medals and headbands, mixed path and trail terrain, some hilly sections, and on course refreshments.
Annual trail races from Bath Racecourse featuring a two lap hilly half and a one lap Ultra 10 km on rough, scenic terrain with aid stations and on course cut offs.