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 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.

The National Forest Way Ultra will take place in Burton upon Trent on Saturday 6 June 2026.

UTMB Index

Run the Brecon Beacons at Midnight Mountain Marathon on June 6, 2026, starting in daylight and finishing under the stars, so some may need a torch. Take part in Marathon, Half Marathon or Bergen pack races and earn a medal and a mug of tea.

Join a scenic 100 km coastal ultra along Northumberland on 6 June 2026, starting in Bamburgh and finishing at Tynemouth Priory. Pass iconic harbours and castles, enjoy feed stations and a finishers medal, but places are limited.

Tackle 32 miles of rugged Dartmoor roads in the Dartmoor Discovery Ultra, a single lap with tough climbs and sweeping moorland views around Princetown. Club run atmosphere with a finisher tee, medal and lively after party.

Join the classic Pen Y Ghent Fell Race in Horton in Ribblesdale on 6 June 2026, a rugged 7.6 mile course with 612 m of climb offering stunning Yorkshire Dales views. Open to adults with pre entry or day entries and team entries welcome.

Take on the classic Ennerdale Horseshoe in the Lake District, a tough 23 mile fell race with big ascent and stunning mountain scenery. Entries are limited and on the day places may be available, creating a competitive scenic challenge.

Run a scenic 13.2 mile trail half through the Yorkshire Dales, starting and finishing at Wharfedale Rugby Club in Threshfield. Expect sweeping views, stiff climbs and a friendly race atmosphere on Saturday 6 June 2026.

Run through two lit railway tunnels beneath Bath on routes from short fun runs to ultra distances. Starts and finishes at family friendly Brickfields Park and each entry supports Sustrans, making it a memorable community day out.

Discover Valley of the Owls Run at Suffolk Running Centre on 7 June 2026, with races from 5k to ultra across scenic looped trails. Small field capped at 300, parking included and bespoke finisher medals make for a memorable day.

BigSea Trails WATER brings runners to the Isle of Purbeck, with a beach start and single lap routes past Corfe Castle, Kimmeridge Bay and Old Harry Rocks. Distances from half marathon to 54k ultramarathon offer sweeping coastal views.

Tackle a scenic 15.5 mile off road loop around Loch Lyon, weaving through remote Perthshire hills and river crossings. With rugged terrain, a friendly atmosphere and limited places, this is a classic trail challenge for adventurous runners.

Join the BOFRA championship in Kettlewell, Upper Wharfedale on 7 June 2026 for a classic fell race. Tackle a sharp climb to the skyline cairn before a fast descent over a short scree section, with entries available on the day.

Run along the shoreline from Bournemouth Pier toward Boscombe on sand and over groynes, choosing 5K or 10K routes with lovely sea views. Great for all abilities, with marshalled support and a relaxed coastal vibe.

A lively fell race on Coombe Hill near Wendover on 7 June 2026, tackling 7 km with 220 m of climb and rewarding hilltop views. Entry on the day, modest fees and a pint included make this a friendly, competitive outing for juniors and teams.

Classic Lake District fell race from Howtown Bobbin Mill, testing runners over 13.3 miles with about 1400 m of climb across rugged terrain. Entry is on the day for £8 and limited to 100 starters so arrive early.

Take on the Passing Clouds fell race in the Peak District on Sun 7 Jun 2026, a scenic but testing 15.7 km trail with 565 m of climb around Tittesworth Reservoir. Entry on the day from £9 for members, parking charges apply.

Discover the inaugural Alice Holt Wild Trail Runs in Surrey on 7 June 2026, with 10 km and half marathon options across scenic forest trails. All finishers receive a medal, Wild Deer merchandise and a post race snack and drink.

Run the West Highland Way over three days with a small guided group, covering about 96 miles of iconic Scottish scenery from Loch Lomond to Ben Nevis. A coached non race ultra with pro guidance, small groups and epic mountain and loch views..

Join the Calton Crawl on Tue 9 Jun 2026 in the Peak District for an energetic 8.5 km trail run with 244 m of climb, offering great views and a proper challenge. Friendly village hall base and day entries welcome for a low cost event.

Tackle the Coppice fell race in Accrington on Tue 9 Jun 2026, a spirited 6.6 km course with 310 m of climb starting from the Whitakers Arms. Day entry only means it is ideal for last minute plans and teams are welcome.