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 1296 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 Callow, a rugged 8.1 km fell race with 762 m of ascent near Little Stretton on 16 November 2025. Part of the Winter Series and WFRA registered, it offers four steep climbs and a classic fell finish for experienced runners.

Join Carshalton Street O for an evening of score orienteering in the Mole Valley Winter series, starting outside The Hope pub with food and post race refreshments. Pick 60 or 40 minute score courses and use MapRun to time your run.

Dark Orchan is a night time AS category fell race in Todmorden: 5.4 km with 280 m ascent, suiting bold, prepared runners. Places are limited and full FRA kit plus a headtorch, spare light and mobile are mandatory.

Join a guided 10km trail run around the Devil's Punchbowl in Hindhead, enjoying rolling hills and a scenic pause with great views. This friendly group paced run is led by an experienced guide and runs at sunset or by headtorch in winter.

Take on a 5 mile night run along Stanage Edge in November, then enjoy a classic pie and pea supper and a talk by an author in Hathersage. This atmospheric local favourite is already sold out.

Explore local trails by head torch on a guided 10 km night run from Milngavie, winding along the Clyde Coastal Path and parts of the West Highland Way. This friendly social run is led by an experienced guide who keeps the group together and..

Take on the Dart Challenge at Dartington Hall, Totnes, a six hour trail where you can run, hike or walk as many 5 km laps as you like for a finisher medal or bigger distance goals. Canicross welcome and proceeds help fund a new playground.

Explore the dramatic Cornish coast over three guided runs, including a night run to Lands End. Stay at Holifield Hostel with accommodation, meals, transport and expert guides ideal for Arc of Attrition training.

Run as many 5 km laps as you can in three hours around Peaslake Village Hall. A friendly night event with head torches, refreshments, prizes for top men and women plus shoe demos.

Take on the Dormouse Challenge at Salcey Forest, a six hour timed trail where you run as many 3.5 mile laps as you like. Enjoy mince pies at the aid station and pick a medal or a Big Bear tree token.

Light up Salcey Forest for the Petzl Night Trails 10k, a fully marked two lap trail run under torchlight. Head or chest torches are required and you can expect muddy trails, a friendly vibe, Petzl demo torches and hot drinks.

The Zigzag Turkey Trot Challenge is a six-hour timed running event held at the Suffolk Running Centre in Bury St Edmunds. Participants start together and run as many laps as possible on the undulating, multi-terrain Back Quack route, with a..

Join the Maravan Half at Thorpe Park Holiday Park for a flat, varied terrain four lap half marathon with a limited field of just 40 entrants. Finishers receive a bespoke Vigilantes medal and goody bag so enter early.

Event overview The Smurf Run is organised by Saturn Too Limited, a franchise partner of Saturn Running, and is scheduled for 22/11/2025 at Dare Valley Country Park, Aberdare, CF44 7PS. The event is run as a 7 hour Time Challenge that allows..

Run 50 km with 900 m ascent around Kendal, linking summits and landmarks before finishing at the Kendal Mountain Festival Basecamp. Expect well stocked aid stations, live tracking and a festival finish atmosphere.

Tackle the Hardwolds 80, an 80 mile challenge along the Wolds Way from Hessle to Filey with 24 hours to finish. Enjoy chalk ridges, ancient villages and a seaside finish with trackers for safety plus a finisher medal and T shirt.

Event overview The Bournemouth Coastal TEN takes place on Saturday 22nd November 2025 at Hengistbury Head, Bournemouth, Dorset. The event offers two distance options along largely flat, traffic-free seafront paths and includes a run along B..

Run under the stars at Dartington Hall in the Dark Dart Dash, a night trail with 1K to 10K races plus canicross and kids events. Bring a head torch and trail shoes for muddy terrain and enjoy food on site.

NSCCL Round 3 heads to Parkhall Country Park on 22 Nov 2025 for a lively cross country league race with team and individual scoring. Races for all age groups from Under 11 to Seniors, entries open until 21 Nov.

Dark Valley, Night Trails is a night-time trail run at Moors Valley Country Park, Ashley Heath, near Ringwood, Dorset. The 10km loop winds through wide, tree-lined forest tracks on the Hampshire/Dorset border, with 1, 2, or 3 laps for 10km,..