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 1772 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 the MTC Oxford Ultra, a scenic 49 mile point to point ultramarathon along the Thames Path finishing in Henley on Thames. With three staffed checkpoints, mandatory GPS navigation and a finisher medal, it is a true test of endurance an..

Take on a 7 hour timed challenge along the scenic River Thames at Wraysbury Skiff and Punting Club, with distances from 3 km up to ultra. Tarmac paths, an aid table, cafe and finisher medals make it perfect for pacing or chasing distance go..

Run 47 miles along the River Thames from Henley to Kingston in the scenic MTC Windsor Ultra. Enjoy riverside views, three aid checkpoints and a bespoke finisher medal plus a choice of technical shirt, mug or hat.

Take on the Cordwell Colossus, a scenic summer trail run just over 20 miles on the edge of the Peak District through hilly farmland, woods and rural tracks. Open to runners and fast walkers with a six hour cut off, finish in the village to..

Tackle ATW Odyssey12 at Riverside Park, St Neots, a multi terrain lap event where solo runners, pairs or teams rack up 5.3 km laps against the clock. Enjoy festival vibes with live music, food, kids activities and an Odyssey medal for finis..

Run the North Downs Way in about 100 miles from Farnham to Ashford, tackling rolling chalk downland and roughly 11,000 ft of ascent. This 30 hour Western States qualifier offers stocked aid stations and a memorable test of endurance.

UTMB Index

Run the scenic Stour Valley Path in either a 100 km or 50 km trail race from Newmarket to Manningtree on 8 August 2026. Mostly off road through Suffolk and Essex countryside, the event awards UTMB points and finisher medals.

UTMB Index

The GBultras | Ultra Great Britain will take place in Stranraer on Saturday 8 August 2026.

UTMB Index

Race Across Scotland is a 215 mile ultramarathon along the wild Southern Upland Way with major climbs and remote terrain. Limited entry and a strict 100 hour cut off make it a self reliant challenge for experienced ultra runners.

Head to Arncliffe Village Green for the Arncliffe Gala fell race, featuring a steep climb to a summit and a thrilling return to the green and serving as a BOFRA championship counter. A separate 4 mile road race offers a road option for all..

Tackle the Mendip Marauder on 8 August 2026, a rugged trail challenge offering 30 mile and 50 mile routes across woodlands, hilltops and classic Mendip landmarks. Both distances finish on Uphill Sands Beach in Weston Super Mare for a glorio..

Challenge yourself to a scenic 17 km Lake District fell race with about 906 m of ascent across classic high ground around Grey Friar and Old Man. Pre entry only via SI Entries from 14 April and all proceeds support Alzheimer's Research UK.

Choose any number of laps on a scenic 5.3 km loop at Denbies Wine Estate to make distances from 5 km up to ultra. Timed event with a flexible 1.5 hour start window and support on a hilly off road course.

Join the Tegg's Nose Fell Race on Sat 8 Aug 2026 in the Peak District for a challenging 8 mile course with 525 m of climb and fine views. Held with sheep dog trials, this classic fell race accepts pre entries and entries on the day.

Tackle the Sticklepath Horseshoe a 15.5 km fell race over rugged moorland with 519 m climb. Pre entry is limited so book early. Bring map compass and solid navigation skills as this event is not suitable for beginners.

The Brecon Beacons 51k will take place in Talybont-on-Usk on Saturday 8 August 2026.

UTMB Index

Open to Offas on 8 August 2026 from Cilcain Village Hall invites runners and walkers to follow the Offa's Dyke Path over Moel Famau. Pick 16, 24 or 32 mile routes through the Clwydian Hills with checkpoints, refreshments and a joyful finish..

Join Ramsbury Gold 10km at Ramsbury Brewery for a scenic mostly trail run through woodland and footpaths with about 180 m of climbing. Canicross option, chip timing, medals and finish drinks included while supporting Brighter Futures.

Explore the scenic trails of Farndale with the Hardmoors 26.2 at Hutton Le Hole Village Hall on 9 August 2026. Choose marathon, half marathon or 10k, navigate with provided GPX files and earn a finishers medal for a true off road challenge.

Enjoy an undulating 10k through peaceful country lanes and rolling Kent countryside at Mount Ephraim Gardens on 9 August 2026. Support Oasis Domestic Abuse Services while grabbing a bespoke medal, free photos and entry into the gardens.