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 1853 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 130 mile non stop canal towpath race from Liverpool to Leeds, open to runners aged 20 and over. Supported and limited unsupported entries are offered, with regular feed points and a 40 hour time limit.

A coastal half marathon on Berneray and North Uist with sea views for most of the route, an officially measured rural course on surfaced single-track roads, and a finish in Lochmaddy where the local hotel provides lunch.

A 53 mile point to point trail ultramarathon on the southern West Highland Way from Milngavie to Tyndrum, with live chip timing, extensive finish facilities and specific entry and kit requirements for runners aged 20 and over.

Join the Arnison Crag Horseshoe fell race in Patterdale on Sat 29 Aug 2026, starting at King George Playing Fields as part of Patterdale Dog Day. A steep 5 km with 300 m climb, entries on the day £5, minimum age 14.

Take on the Weardale Agricultural Show Fell Race on 29 August 2026 in St John's Chapel. A lively 4 km fell run with 120 m of climb across classic upland terrain, plus fun junior showground races and easy entry on the day.

Join this lively fell race at Bellingham Showfield as part of the country show, tackling 4 miles with 600 ft of climb across classic Northumberland terrain. No pre entry required; runners aged 16 and over can sign up on the day.

Tackle a classic Pennines fell race in Pendleton on 29 August 2026. The 8 km course packs 457 m of ascent across rough terrain, with on the day entries and homemade cakes and a cosy village pub to reward you.

Tackle the Tripsdale Trot on 29 August 2026 at the Bilsdale Show in Chop Gate. This 5.5 mile fell race through the North York Moors climbs 1437 ft and has a junior fun race alongside. Entry is on the day.

The Dales Dazzler will take place in Skipton on Saturday 29 August 2026.

UTMB Index

A 25.1 km mountain race from and to Tollymore National Outdoor Centre in County Down, crossing the Mourne Wall and several peaks. The course has 1,359 m of climb, Level C mandatory kit and only major junctions marked.

A fell race in North Pembrokeshire on Sat 29 Aug 2026 covering 8 km with 330 m of climb. Entries are accepted in advance and on the day, and junior Mochyn du races have entry on the day only.

Join a seven hour timed event on a scenic trail along the River Wear with glorious views of Durham Cathedral; run or walk as many laps as you like from 3 km up to ultra distances. Limited to 300 entries with a friendly festival vibe.

Nottingham Running Festival at Nottingham Racecourse in Colwick Country Park offers 5K, 10K, half marathon and a junior race on 30 August 2026, with chip timing, medals, race photos and an event village.

Tackle a scenic trail 10K or half marathon through Alexandra Gardens with distant views of Windsor Castle. Chip timed results, free race photos and a lively event village make this a great day out for runners and supporters.

The Plum 10k is Pershore Plum Plodders club's 10 kilometre race in Pershore, Worcestershire, with results archived back to 2016. The next edition is scheduled for 30 August 2026.

Take on the Muntjac 15, a 15 mile trail around Danbury Essex with 1600 ft of climbing across scenic woodland and technical singletrack. Enjoy a well stocked checkpoint, a quality memento and bespoke local trophies.

Run a scenic but testing out and back marathon or half around Woldingham and the North Downs, with wooded trails, chalk pits and steep climbs. Finish with a medal, race t shirt and post race goodies in a friendly event.

A North York Moors trail event at Sea Cadets Hall, Guisborough on 30 August 2026 offering marathon, half and 10k routes with self-navigation, compulsory safety kit and limited entries.

GNR & Time Turner Time Challenge in Durham invites runners to choose any distance or tackle a seven hour time challenge on a scenic River Wear loop with views of Durham Cathedral. Finish 3 km for a medal and collect pins for longer distance..

Steam Challenge on Sunday 30 August 2026 is a timed out and back race along an old train line near Bridestowe with a seven hour limit and medals for finishers. Enjoy undulating off road and paved terrain.