Trail Running Calendar United Kingdom 2026-2027
Explore the best trail runs in United Kingdom for 2026-2027! Our updated list features 2174 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
A six hour multi-lap off road event at Sence Valley Forest Park where participants complete 3.3 mile laps at their own pace, with canicross allowed and options for a medal or tree token.
An evening 10k trail in the enclosed Kiplin Hall estate combining gardens, woodland and lakeside paths, with refreshments, trophies and limited on-site parking.
A six-hour timed trail event in Cuerden Valley featuring 5 km laps, half and full marathon options, on-course aid, medals, and a donation to the park.
A lap based Friday timed run on the Thames towpath offering distances from a single 3.28 mile lap up to ultra distances, with the ten pound charity entry supporting Rays of Sunshine and a special double sided medal.
Autumn Challenge Day 1 on 10 October 2026 near Exmouth features 5.3 km tarmac laps on an accurately measured road course with a flexible start under an 8 hour timed format.
A fell race at Wasdale Head on 10 October 2026 that climbs to Kirk Fell over 2.4 miles with about 700 m ascent. Age groups run from Under 12 to Seniors and specific waterproof kit is compulsory.
A 57 miles ultramarathon from Glasgow to Edinburgh along canals and towpaths, with GPS tracking, mandatory kit requirements and a 16 hour cut off. The event has 750 places and is scheduled for October 2026 and October 2027.
Looped trail event near Maidstone offering 50 km, 25 km and 10 km options. The route follows the North Downs Way and River Medway and includes covered rest stops, GPS tracking and camping at basecamp.
Multi-distance running in Stirling on 10 October 2026, featuring 70 km and 50 km ultras, a flat 10 km out and back, and a traffic free 1 mile for young runners.
A backyard ultra at Turvey House where runners complete a 4.167 mile (6.7 km) loop each hour; failing to start a loop on the hour means elimination. Entries include solo, paired teams alternating loops, and an 8 hour day cap.
Flat trail races at Dunwich on 10 October 2026 offering 10K, half marathon, marathon and ultra across forest, moorland, grass and beach terrain.
Inflatable 5K in Cheltenham on 10 October 2026 features giant inflatables across 2.5 km laps with 2.5k, 5k, 10k and 15k options, music zones, medals and family rules.
A 32 mile trail through the Cambrian Mountains from Camp Plas near Dolanog, capped at 100 runners and fully marked with checkpoints and a 14 hour cut off. The weekend includes on-site camping, catering, live music and lakeside activities.
SkyRun the Mournes features three demanding skyrunning races in the scenic Mourne mountains. Runners can choose from distances of 50 km, 35 km, or 20 km, each with significant elevation gain. The event is scheduled for October 10th, 2026.
Langdale Horseshoe is a 21.1 km October fell race over rocky, pathless terrain that requires prior mountain running experience. Entries open 1 August via SI Entries and the field is limited to 550 competitors.
A 50k mostly off-road ultramarathon on Bennachie with over 5000 ft of ascent, visiting multiple peaks and starting and finishing at the Bennachie Visitor Centre. Pre-entry only with 150 places and a 4 hour cut-off at about 19 miles.
A self navigated 55 km circular ultra through the Forest of Dean on 10 October 2026 with GPX navigation, aid stations, HQ at Beechenhurst and a canicross category.
Tideswell Terminator is a Peak District fell race on 10 October 2026, covering 9.1 km with 283 m of climb across scenic hills. Pre entry only, age 18 plus, this short course is a bracing test for fell runners.