Trail Running Calendar United Kingdom 2025-2026

Welcome to the most comprehensive guide to trail races in the UK for 2025-2026! Our curated list features an impressive 1614 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.

Tackle scenic Cambrian Way into Cardiff with two point to point ultras of 33 or 44 miles through woodlands and fells to a finish near Castell Coch. Organised by Ridge Runners, the community event offers aid stations and food.

Epic 130 mile point to point along the Leeds and Liverpool Canal from Liverpool to Leeds on 29 August 2026. Run scenic towpaths past Burnley Embankment and the Bingley Five Rise with crew support allowed and a 40 hour limit.

The Two Islands Half Marathon will take place in Berneray on Saturday 29 August 2026. You can run 21 kilometers.

Run the Highland Fling Ultramarathon: a scenic point to point 53 mile (85 km) trail from Milngavie to Tyndrum through Loch Lomond and the Trossachs. Live chip timing, luggage transfer and a festive finish await.

Tackle the Ochil 2000s fell race in Central Scotland, starting from Stirling University for a challenging 32.7 km route with 1646 m of climb. Expect tough trails, big views and fierce club competition on Sat 29 Aug 2026.

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.

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.

Join the Nottingham Running Festival at Colwick Park for fast, flat lakeside and racecourse routes with a half marathon, 10K, 5K and junior race. Enjoy chip timed results, themed medals, free photos and an event village while supporting Not..

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.

Join the Plum 10k on 30 August 2026 in Pershore, Worcestershire, hosted by Pershore Plum Plodders. Enjoy a scenic 10 km through local countryside with friendly club support and a welcoming atmosphere for runners of all abilities.

Muntjac 15 links five woodlands via hilly single track and forest paths for a scenic but testing trail run. Join fellow runners on 30 August 2026 for a memorable off road challenge.

Enjoy a scenic trail marathon and half at Woldingham School with rolling valley and North Downs views on a 13.1 mile loop. Perfect for runners who love woods, ridge paths and rewarding post race treats.

Take on the stunning North York Moors at the Hardmoors 26.2 Roseberry Trail Races in Guisborough, offering marathon, half and 10k trail options. Expect steep climbs, self navigate routes and a pure off road test of endurance and navigation.

Take on the GNR Time Turner 7 hour challenge in Durham and run as many laps as you like on a scenic riverside loop with views of the Cathedral. Walkers welcome and finishers receive themed medals, goody bags and vegan options.

Take on the Steam Challenge in Bridestowe on 30 August 2026 for a scenic out and back on an old rail line, run or walk 5.3 km laps and complete as many as you can within the event time limits. Places are limited to 70 entrants and medals aw..

Tackle the Hebden Fell Race on Monday 31 August 2026 at Powder House Field for a sharp 1.5 mile challenge with roughly 400 feet of climb. Expect a steep ascent, topside running and a testing uphill finish through walls and streams.