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 1361 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.

Take on the iconic South Downs Way 100, a 100 mile non stop trail race across chalk ridges from Winchester to Eastbourne on 13 June 2026. Expect rolling views, tough climbs and a 30 hour cutoff for seasoned ultrarunners.

Tackle a scenic 60 km ultra in the Cairngorms with about 1000 m ascent and waymarked trails so navigation is not needed. Limited entries protect the conservation area and aid stations plus basic camping are provided.

Run through rivers, bluebell woodlands and fields at the Nene Valley Trail Run on 13 June 2026 in Fotheringhay. Choose 10 or 20 mile routes, camp onsite and help support Kings Cliffe Active with every entry.

Run the scenic Bewl Water trails around the reservoir in Lamberhurst, Kent, on off road woodland paths and quiet country lanes with lake views. Distances from 10 km to marathon and 50 km ultra make it ideal for every trail runner.

Tackle the legendary Welsh 3000s on a fully guided mountain run across Snowdonia's 15 peaks, including the dramatic Crib Goch traverse. Expect epic scenery, expert guides and a challenging non competitive adventure for experienced runners.

Join the Pooley Bridge Wild Trail Runs on Saturday 13 June 2026 in the Lake District for scenic off road trails and a friendly atmosphere. Choose 10 km or half marathon routes, enjoy chip timing and a bespoke finisher medal, and dogs are we..

Run the scenic Cotswold Way from a Cirencester basecamp on 13 and 14 June 2026, choosing a full 100 km loop or shorter trail distances to suit every level. Expect rest stops, GPS tracking, medical and massage teams, plus camping and caterin..

Take in stunning coastal views at Rame Head with races from kids runs and a 10K up to half and full marathon, plus 10K canicross. Rugged coastal trails, full race support, chip timing and finishers medals make for a memorable day by the sea..

Run through Hertfordshire countryside from 3 Brewers Brewery with 10 km and 5 km options over mostly off road trails, woodland and farm tracks. Finish with a medal, chip timing, a pint and live jazz for a festive post race vibe.

Tackle scenic but hilly forest trails at the Wendover Woods Half Marathon and 10k on 14 June 2026, with a friendly junior run and on the day entries if available. Spectators can enjoy a cafe, forest walks and family activities.

Run the dramatic Cheddar Gorge on trails across the Mendip Hills, from a fun 1k up to a full marathon, with cliff top views, meadows and rugged rock underfoot. Finishers of 6km and longer earn a two sided event medal.

Experience a guided recce of the iconic Paddy Buckley section across the Snowdon Range from Beddgelert Forest to Llanberis. Run 20 km with 1,900 m of ascent in small groups led by qualified mountain guides for an epic day on the fells.

Event details Roche Abbey Ramble is organised by Its Grim Up North Running. The next scheduled race date is 14/06/2026. The event starts and finishes at the Travellers Rest, Brookhouse, Main Street, Sheffield, S25 1YA. The organiser notes t..

YHA 14 mile trail run The event is scheduled for 14 June 2026 and covers 14 miles on trail. The race holds TRA permit 7715. The course begins with a climb and includes sections that can be slippery, with muddy puddles and chalk descents. Co..

Join Manorlands PaintRush in Bingley, Yorkshire for a colourful 5 kilometres charity run supporting Sue Ryder Manorlands Hospice. Expect paint stations, obstacles, a medal plus music, food and a bar at Bradford and Bingley Club.

Take in sweeping views from Watership Down on scenic trails with marathon, half and 10K options. Enjoy chip timing, a finisher medal, goody bag and a keepsake beer glass while supporting Hampshire and Isle of Wight Air Ambulance.

Hardmoors 26.2: Wainstones is a challenging self navigated trail race from Chop Gate Village Hall, part of the Hardmoors series. Choose marathon, half or 10k looped routes across wild moorland, with mandatory kit and limited entries.

Take on the epic Montane Summer Spine, a nonstop expedition along the Pennine Way covering 268 miles from Edale to Kirk Yetholm. Expect wild terrain, long summer days and checkpoint support within a 156 hour time limit.

Enjoy scenic trails through the Forcett Hall estate with a 5 km loop or a 10 km two lap option on fairly flat but potentially muddy terrain. Limited to 200 runners, this friendly trail run is perfect for trail shoe lovers and outdoor fans.

Run the Robertsbridge Midsummer 10k or 5k on 19 June 2026 at Robertsbridge Rec Ground, a friendly community race over a scenic undulating multi terrain course. Finishers get bespoke medals and can refuel with a BBQ and post race bar.