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 1760 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 a lively PECO Cross Country League race at Pontefract Park on 14 December 2025, featuring an undulating two lap course of about 4.5 to 5.0 miles. Expect competitive club racing and a buzzing winter XC atmosphere.

Take on a winter multi terrain challenge through Mortimer Forest on Sunday 14 December 2025, with muddy, hilly trails and scenic views toward the Malvern Hills and Brecon Beacons. Choose about 10 miles or a 4 mile route to suit your legs.

Join the festive Fell Em Doon 5 km in Ashington on 14 December 2025, a flat traffic free two lap trail ideal for a brisk winter run. Enjoy a well marshalled course, on site first aid and a warm finishers pack with a mug and medal.

Explore Coatham Woods near Eaglescliffe in CLOK's regional orienteering event at Birk Brow and Skelton Warren on Sunday 14 Dec. Routes from beginner white to challenging brown suit all abilities, dogs welcome and limited entries on the day.

Celebrate the season with a festive 7 hour time challenge along the River Wear, enjoying scenic cathedral views as you choose how far to run or walk. Finish at least 5 km to claim a themed medal and a running buff.

Celebrate the season with MV Festive Orienteering at Buchan Country Park on 14 December, exploring woodland trails around the lakes. Courses for all levels, family friendly and every finisher gets a warm drink and mince pie.

Tackle the classic Simonside Cairns fell race near Rothbury on Sun 14 Dec 2025: 11 miles with 540 m of ascent and counting toward the North East Fell Running Championships. Entry on the day £10 includes soup and a roll; teams welcome.

Running Tribe Races in Chalfont St Peter offer looped 7 km or 10 km courses with choices on the day from 7k up to ultras. Enjoy scenic trails through woodland, a staffed hub for support, and welcoming pacers.

Join a guided 16k trail run at High Lodge in Thetford Forest, led at a conversational pace and grouped by ability for an enjoyable outing. Explore varied woodland trails, spot wildlife and pick up friendly tips on trail running.

Join Berkshire Orienteers at Black Park on 14 December 2025 for the SCOA League season opener. Courses for all abilities from White to Brown, SIAC contactless timing, with toilets and a cafe on site for post race refuel.

Run a festive 5 km at Pollok Park on 14 December as part of Acorn Trails South By Five series. Free entry with a small donation to support local causes and community litter picks.

Join the WRNL Wimborne Christmas Run on Monday 15 December for a festive 60 minute score orienteering challenge around Leigh Park. Find 26 controls worth 500 points, then warm up with mince pies and hot drinks afterwards.

Night street orienteering in Colchester on 17 December from the Berechurch Arms. Choose a 3.4 km short or 5.4 km long course, use MapRun or printed maps and hunt controls by torchlight for a fun, technical evening.

Take on a 6 mile self navigation night trail where a written route leads to a secret stop with a cryptic clue for time bonuses. Spot Santas and chocolate, enjoy a refreshment, and bring a head torch, hi viz and phone.

Join the 12 Drummers Drumming Run on 18 December 2025 at Pengethley Manor, Ross on Wye for off road laps through vineyards with a cheeky hill each circuit. Pick a distance from 5k to ultra and enjoy a friendly walkers and runners vibe.

Join a social 10 km trail run from Milngavie Train Station along local paths including sections of the Clyde Coastal Path and West Highland Way. A qualified, first aid trained guide will lead and regroup a small capped group for a relaxed,..

Run the festive Christmas Jubilee River Run 2025, a pop up six hour event on a flat 5.24 mile out and back along the Jubilee River with views toward Windsor Castle. Places are limited and every finisher receives a bespoke medal.

Run into the night on an unmarked rough route to Chapelfell Top in the Silent Night Race. This 6.6 km out and back with 370 m of climb requires navigation, strict kit and pre entry, making it a real test for experienced fell runners.

Christmas Canter on 20 December 2025 at Suffolk Running Centre offers distances from 5k to ultra on scenic rolling roads near Bury St Edmunds with a festive vibe. Expect challenging hills, aid stations and included parking; bring your own b..

Join the A Nightmare Before Xmas Trail Half Marathon on 20 December 2025 in Bridgend, South Wales. Tackle scenic mixed terrain, muddy forestry trails and climbs, then celebrate with mulled wine, a bespoke medal and a prize for best Christma..