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 1816 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.

Run July the Turd on 4 July 2026 around Ironbridge valley in Shropshire from The Unicorn Inn. Choose marathon, 16 mile or 8 mile on mixed tracks, paths and road; road shoes suffice, onsite parking and finisher bling.

Run the Great Glen Ultra on 4 July 2026, a 72 mile route with about 8,500 ft ascent from Corpach to Inverness along the scenic Great Glen Way. Expect canal towpaths, forest tracks and Loch Ness views plus 4 UTMB points.

Tackle a scenic unsupported solo challenge along the Great Glen Way from Fort Augustus to Inverness: 42 miles with 6,000 ft ascent and stunning Loch Ness views. Fully waymarked route finishes with a lap on the 400 m track at Inverness.

The Serpent Trail on 4 July 2026 from Petersfield showcases scenic South Downs trails through heath, ancient woodlands and rivers. Choose distances from 10 km to 100 km, with coach transfers, camping, a kids race, food and a licensed bar.

UTMB Index

DalesRunner 30 is an upland trail from Usha Gap Campsite that loops over remote moorland to the Tan Hill Inn and back, covering about 31.7 km with nearly 3,000 ft of ascent. Expect rugged scenery, waymarked routes and hearty post race refre..

Swinner Swagger is a scenic 15.5 km 9.6 mile trail loop from Usha Gap Campsite near Muker, featuring grassy tracks, climbs and riverside Pennine Way views. Limited to 100 runners, the event offers marshals, aid stations and hot post race fo..

Tackle the classic 20 mile Chevy Chase across wild Northumberland, summiting Cheviot and Hedgehope on an unmarked upland route that requires map and compass navigation. Finish in Wooler with food, T shirts and prizes.

Take on the Darren Holloway Memorial Race Buttermere Horseshoe on Sat 4 Jul 2026 in the Lake District. This tough 35.5 km mountain course with 2515 m of climb rewards strong trail skills and spectacular fell scenery.

Take on the Fellrunner at Heptonstall Festival, a scenic 9.5 km fell race with about 500 m of climb in the South West Pennines. Finish to live music, food stalls and a free pint; entry on the day £7.

Tackle a classic Peak District fell race from Warslow Village Hall: 10 km with 675 m of climb across moorland and steep trails. Expect challenging ascents, sweeping views and a friendly village atmosphere.

Tackle a tough 15 km hill challenge with 960 m of climbing at Dollar Academy in Central Scotland on Sat 4 Jul 2026. Expect steep, rewarding climbs, lively team competition and easy entry online or on the day.

Explore the Lake District in the Saunders Lakeland Mountain Marathon, a two day mountain navigation event for teams of two. Pick from varied courses, camp overnight and test map and compass skills on rugged terrain.

Run from Honister Slate Mine through about 1 km of mine tunnels wearing a helmet and headtorch, then climb to Fleetwith Pike and Grey Knotts. A short but fierce 6 km with 1500 m of ascent and spectacular Borrowdale scenery.

Tackle a classic 37 mile Pennine Way traverse through dramatic Cumbrian and Durham uplands, waterfalls and high fells. Wild, remote and rewarding with limited places and coach transfer to the start for a true mountain challenge.

Enjoy the Coal Aston Gala Chase, a 4.7 mile off road trail through Moss Valley with woodland, farmland and a small ford to keep things lively. A 1.4 mile family fun run welcomes kids and every finisher gets free cake.

Suffolk Trail Running Festival offers a weekend of trail races and festival vibes in Ipswich, with a family 3 km, a 10 km and a 24 hour lap event for solos and teams. Enjoy on site camping, live music, refreshments and fun for all ages.

Experience the rugged beauty of County Down at Spelga Skyline on 4 July 2026, a challenging mountain run with 21.5 km and 10.5 km options. Navigation skills and mandatory kit are required for this adventurous, scenic race.

Fen Gallop on Sunday 5 July 2026 in Willingham offers a flat, scenic run through the Cambridgeshire fens with 10 km and 4 mile options. Friendly for families and walkers, the community event raises funds for Willingham School Association an..

Run the Chiltern Ridge Half, a scenic 21.1 km trail on the Ridgeway with 526 m climb and sweeping Chiltern views. Limited to 350 runners, this UTMB World Series Index Race blends challenge with classic off road charm.

UTMB Index

Run the Bishop's Stortford Mitre on 5 July with traffic free 10K and 5K through East Herts villages and a free 1K for under 11s. All finishers get a free tee or can choose to have a tree planted to support new school sports facilities.