Trail Running Calendar United Kingdom 2026-2027

Welcome to the most comprehensive guide to trail races in the UK for 2026-2027! Our curated list features an impressive 2325 trail runs across the enchanting landscapes of Scotland, and Wales. From the iconic trails of London's green outskirts to the rugged terrains near Birmingham, from Glasgow's scenic paths to Liverpool's historic routes, we've got every trail enthusiast covered.

Whether you're a seasoned trail runner looking for your next challenge or a newbie eager to explore the world of off-road running, our calendar is your one-stop solution. Dive deep into the details by searching for a specific location or simply browse through to discover new trail runs. Looking for all running events? Check out the complete Running Calendar United Kingdom on running.life.

A 7.1 km fell race on the Longshaw estate in September 2026, using the estate’s new route and 237 m of climb. Entry includes admission to Britain’s oldest sheepdog trials plus food and grandstand seating.

A single lap off road moorland race of about 6 miles starting and finishing at Haytor Rock, with steep climbs, woodland sections and a stream crossing. Entry is limited to 350 runners and the event supports the Moor Trees charity.

A traditional fell race from Glenridding around Catstye Cam, Helvellyn, Grisedale Tarn and St Sunday Crag with manned checkpoints, compulsory mountain kit and limited entries. The route includes specific path requirements to protect sensiti..

Two ultramarathon options along the Saints Way Trail on 5 September 2026 in Looe, Cornwall. Choose a 28 Miles coast to coast stage or the 56 Miles return Ricochet, with GPS tracking, feed stations, medals and required kit.

Mud Tribe is a muddy obstacle course event in Brentwood, Essex offering a 5km course and a 1.5km family option with foam, achievable obstacles, hot wash downs and a lively event village.

Enjoy a scenic trail run through the Staffordshire countryside starting and finishing at a canal side pub. This charity event features a 10k route followed by evening food and music.

Trail races around Derwentwater in Keswick with marked, marshalled 5K, 10K and 15K routes, an event village with music and food, and specific age and time limit rules for each distance.

A series of runs at Westonbirt Arboretum in Sept 2026 and Feb 2027, offering distances from 1 mile to half marathon on solid forest paths, with marked courses, feed stations, event medals and age‑based entry rules.

Snowdonia Sea2Sky on 5 September 2026 links Barmouth beach with the summit of Cadair Idris and back. Races include 25K and 53K with on site parking, regular aid stations and published cutoffs.

Choose a half marathon or full marathon along a flat, scenic riverside towpath from Walton on Thames to Hampton Court and back, run in laps for easy pacing. Limited places and medals for all finishers plus a giveaway for every entrant.

A long distance 45 mile walk or run across Wales with an 18 hour time limit. The weekend event includes overnight accommodation, coach transport to the start and refreshments along the route.

A women’s, non competitive obstacle course in Brentwood, Essex offering 5 km and 1.5 km options with varied obstacles, no chip timing, finisher medals and hot wash downs.

A 23 mile walk and run from Gargrave Village Hall on 5 September 2026 through Malhamdale, visiting Kirkby Malham and other local landmarks, with a nine hour completion limit and checkpoint controls.

A summit-and-return mountain race from New Town Park, Fort William to the top of Ben Nevis and back on 5 September 2026, limited to 600 pre-selected, club-affiliated entrants who meet specific hill-racing qualifications.

A coastal 7k from Broadstairs to Ramsgate and back, starting on the beach at low tide. Team and individual prizes across age categories, on-site refreshments and live online results.

Experience a technical fell race through Yorkshire Lancashire and Cumbria. This 31 km route features steep climbs and open fell navigation for experienced runners seeking a high level mountain challenge in the Dales.

An ultra-distance event that follows the Cheshire Canal Ring from Northwich, organised by New Era Community Boxing. Open to entrants over 20 with a 36 hour overall cutoff, checkpoints, route maps and pre-race support provided.

Point-to-point 50 km ultra on 5 September 2026 between Ramsbury Brewery and Renegade Brewery. Multi-terrain route with about 75% off-road, four aid stations, chip timing, live tracking and a 9 hour cut off.

A five hour multi-lap endurance run at Carron Valley around a medieval-style village, with solo and relay team categories, torchlit evening laps, encouraged fancy dress and themed awards for top lap counts and best costumes.

Trail marathon and half-marathon near Andover with hilly terrain to 280 m, marked routes, aid stations and chip timing; includes a Military Cup team competition for serving personnel.

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