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 1739 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.

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..

Run the A Nightmare Before Xmas Trail half marathon on 20 December for a festive, challenging trail with mixed terrain and a steep Hill of Doom finish. Enjoy seasonal treats, a finisher medal and a prize for best Christmas fancy dress.

Run Moel Famau's festive Piece of String at Bwlch Penbarras on 20 Dec 2025, a surprise 6 to 12 km trail where the exact route is only revealed near the end. Finishers enjoy a mince pie and festive medal and a canicross race runs before the..

Tackle a challenging winter mountain ultra around Helvellyn, a 38 mile unmarked loop with big climbs and stunning Lake District views. Limited to experienced runners, this tough, scenic test demands navigation skills and winter kit.

Run the 20th Christmas Pudding Dash in Pett, a festive cross country through farmland and woods with a muddy 4.2 mile loop plus 2 mile and kids races. Dress up, support Shelter and claim medals and prizes.

On 20 December take on the Beyond the Lune Skyline Winter Ultra, a 65 km loop from Kirkby Lonsdale climbing seven summits and finishing with beer or mulled wine and sourdough pizza. Tough, scenic and hugely satisfying.

A seasonal 12 km trail run from the Voodoo Keller Bar in Chelmsford that stops at the Chelmsford Brew Co tap room for a brewery drink and a breather. Enjoy a Santa hat, drinks, crisps and a Christmas medal on this social non competitive fes..

Join PieAthlon 2025, a fun 6 km trail from The Dusty Miller Pub with three pie tasting stations and scenic Longwood views. Expect muddy off road terrain, fancy dress, medals and prizes while supporting the local Scout Group.

Join Beyond the Lune Winter Editions for festive trail runs from The Royal Barn in Kirkby Lonsdale, with 5 km, 10 km and 20 km routes over rivers, footpaths and fells. Hot drinks, treats and a finisher beer add extra festive cheer.

Calverley Chaos is a Christmas edition 12 km trail race along the Calverley Millennium Way, taking in canal towpath and countryside views and based at The Railway Inn in Leeds. Entry is limited to 100 runners so book early.

Get into the festive spirit at Santa Run Wales in Dare Valley Country Park, Aberdare, a family friendly fun run with optional fancy dress, Christmas music and mince pies. Every finisher earns a festive medal and goody bag.

Join the Cragg Vale Christmas Score Event on 20 December 2025 at Cragg Vale Church for a fun 90 minute orienteering challenge. Visit controls to collect points, enjoy a bacon or vegan bap, and support Cragg Church refurbishments.

Rumble In The Jumble II is a six hour challenge on 20 December in Skellingthorpe offering 5k to ultra options for every runner. Flat tarmac laps with refreshments, support and medals to celebrate your finish.