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 1781 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.

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

Explore the Clwydian Hills and Offa's Dyke on 16, 24 or 32 mile routes from Cilcain Village Hall on 8 August 2026. Challenging climbs, refreshment stops and sweeping views make this LDWA run or walk a rewarding summer adventure.

Enjoy a scenic 10km through Ramsbury Estate trails and woodland, mostly off road with gentle climbs, finishing at Ramsbury Brewery. Canicross welcome and every finisher gets a pint cup and free drink while supporting Brighter Futures.

Run the scenic but testing Farndale trails with marathon, half marathon or 10k options, each featuring big climbs and moorland views. Enjoy a well organised day with medals and optional race tee shirts.

Enjoy an undulating 10k and Junior Run through quiet country lanes around Mount Ephraim Gardens, with stunning Kent countryside views. Support Oasis Domestic Abuse Services while enjoying a bespoke medal, free photos and garden entry.

The Devil HM is a 13.1 mile trail half on 9 August 2026 starting and finishing at the Land of Oak and Iron in Winlaton Mill. Expect 1666 ft of climbing in demanding Derwent Valley terrain, finisher shirt, music, photos and cash prizes for t..

Run a scenic, hilly 21 km loop from Lowther Castle across Askham Fell and the Lowther Valley, including a ford of the River Lowther. Perfect for fell and trail lovers, this Lake District race on 9 August 2026 supports Eden Valley Hospice an..

Tackle a classic Saddleworth fell race with sweeping views over Manchester on a testing 10 km course with 400 m of climb. Mass start from the Cross Keys Inn with on the day entry available and a well earned chip butty at the finish.

Thames Meander is a scenic riverside race series on the Thames Path between Barnes and Petersham. Choose 10 km, half marathon or marathon on flat, runnable towpath routes with aid stations and medics across three 2026 dates.

Ribble Runfest in Preston on 9 August offers flat, looped routes through Avenham and Miller Parks and along the River Ribble, with distances from 10k to ultra. With a small field of 100, stocked aid stations and finisher medals, it is a sce..

Take on the historic Eccles Pike Fell Race, a spirited out and back from Buxworth to the summit, featuring steep climbs and sweeping moorland views. Held Wednesday 12 August 2026, the short 3.4 mile course packs about 305 metres of climb in..

Take on the classic Whittle Pike fell race in the South West Pennines on Wed 12 Aug 2026, roughly 5.5 miles with 550 m of climb from Cowpe Village Hall. Entry on the day is available for £5, teams welcome and runners must be 16 or over.

A sharp 4.4 km fell race from the Ragleth Inn in Little Stretton featuring 390 m of climb and great ridge views; a fast, testing course for keen fell runners. Pre entry via SI Entries or entries on the day are welcome.