Trail Running Calendar United Kingdom 2026-2027
Explore the best trail runs in United Kingdom for 2026-2027! Our updated list features 2117 exciting trail runs across the country. Find your next trail run in United Kingdom below and join the trail community at these great events! Search for a location or view races near London, Birmingham, Glasgow, Liverpool, Scotland or Wales.
October 2026
Off-road family races on 11 October 2026 at Withymead Playing Fields with 2 km, 5 km and 11 km options, organised to raise funds for Marshfield Primary School PTA.
A scenic multi terrain 10 mile race around Colyton with 80% off road, river and woodland sections and a steep climb through Ox Woods.
Flat mixed trail races along the Basingstoke Canal and through Wellesley Woodlands with 10 km, 5 km and a 2 km fun run, chip timing and a collectable medal.
Trail running at Blaise Castle Estate on 11 October 2026 with 1K, 5K and 10K options plus cultural food, music and family activities.
Guided 16k trail run at High Lodge in Thetford Forest with conversational pace, forest facts, running tips, parking charged £3 and an entry fee of £17.50.
A 10 km undulating multi-terrain race from Buckingham Town Centre through Stowe National Trust gardens and countryside, with medals for finishers and local charities supported.
A scenic approximate 15 km trail race around Tring and the Ashridge Estate with marshals, water stations, team prizes and a finisher snood.
A lap-based out and back run along the Thames in Walton on Thames offering distances from a single 5.3 km lap up to ultra distances with a seven hour limit.
Community charity event in Inverleith Park on 11th October 2026 offering a 2K family run, a 5K cross country run and 5K and 10K walking options.
A chip timed running festival at Lochore Meadows with measured courses, medals, hydration stations and events commonly including 5k, 10k and a half marathon.
Charity 10km trail run in the Ribble Valley with riverside and farmland paths, on-site gin distillery bar and proceeds to Chipping Football Club's new 3G pitch.
Regency themed 5km trail at Castle Howard on 11 October 2026 for runners and their dogs, featuring a live string quartet, a mass regency dance, camping and timed results.
Challenge yourself against nature at the final Bog Run in Castlewellan Forest Park, a muddiest 5k course featuring forest paths, mud pits, and fun obstacles for all ages.
A Category A long hill race of about 30 kilometres and 1,700 metres ascent in the Pentland Hills, with unmarked navigation and multiple checkpoints.
Cross country event at Billy Neill Playing Fields on 11 October 2026 with youth and senior races from 1 km to 8 km plus team competitions.
Wacky Run Six in Fareham on 11 October is a themed run with an Army Surplus Special atmosphere, a six hour personal-distance format, themed medals and limited entries.
A multi-terrain 10 km race or walk around Llandybie on 11 Oct 2026 with steep climbs, a walking option, limited entries, and proceeds going to charity.
A volunteer-run Long Slow Distance group run from Commune Cafe in Temple Hill, Bristol with a 15 km road route, regular regrouping, and front and back runners.
A lap based Friday timed run on a flat 5.3 km out and back course along the river Thames, with distances from 5 km up to ultra. Both attended and virtual entrants receive a finisher medal.