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 1925 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.

The Ridgeway Chase is a 60 km ultramarathon along the historic Ridgeway National Trail, starting at Ivinghoe Beacon and finishing near Wallingford. Held alongside a longer challenge, it offers runners scenic ridgeline views across the Chilt..

Test your mountain skills with a category A fell race through the peaks of the Duddon Valley. Choose between 18 or 10 mile routes featuring significant climbs and technical navigation in a classic Lake District setting.

Join a classic Lake District fell race on 30 May 2026 in the wild Duddon Valley, starting at the Newfield Inn in Seathwaite. The 15.3 km course climbs 915 m, offering tough terrain and stunning views for experienced runners; pre entry only.

Test yourself on a scenic fell course in the South West Pennines near Kelbrook, 5.5 km with 213 m of climb. On the day entry only, £7, with £2 parking at The Old Barn. Teams welcome and minimum age 16; no junior races.

Traverse the scenic Tweed Valley on a choice of two routes featuring grassy ridges and significant elevation gain. Open to walkers and runners, this event offers a challenging offroad experience starting and ending in Peebles.

Experience a weekend of off road running and navigation at the Lake District Running Festival. Choose from trail races, a full marathon, or a map based trail quest at the iconic Grasmere Showground.

Experience a technical 10 km mountain race ascending 850 m to the summit of Slieve Donard. This navigation based event serves as a championship trial for runners looking to test their skills on difficult terrain in County Down.

Run the iconic West Highland Way, a 96 mile point to point ultra from Fort William to Milngavie across stunning Highland terrain. Choose the Ben Nevis variant to add a summit and extra miles for a tougher challenge.

Experience a 50 mile ultra marathon along the Telford T50 pathway featuring historic sites like Ironbridge and the heights of the Wrekin with full checkpoint support.

Experience a scenic 5.5 mile trail run through Clumber Park in honor of a local running legend. This marshalled event supports cancer research and rewards every finisher with a medal.

Run among the deer herds of Tatton Park on scenic mixed-terrain trails. Choose from 5k, 10k, or half marathon distances for this wildlife-rich trail event. All finishers receive a medal and refreshments.

A fully waymarked 42 km trail around Grasmere and nearby valleys with about 1905 m of ascent. The event provides course drinks, a checkpoint with snacks, tracker hire, mandatory kit checks and a Langdale slate medal at the finish.

Experience the Yorkshire Dales on foot with the Settle Saunter, featuring 10k, half marathon, and 23 mile routes. This community organized event welcomes both runners and walkers to explore picturesque fells and rural villages.

The Southampton Running Festival will take place in Bishop's Waltham on Sunday 31 May 2026. You can run between 5 and 21 kilometers.

Take on a 33.5 mile Ultra, 21.5 mile Trail 20 or 10 mile route around Ullswater, finishing in Glenridding. Enjoy stunning Lake District views, stocked feed stations and a bespoke finisher medal.

Experience a unique point to point 50 km journey from the heart of South London to the rural lanes of Kent. This inclusive ultramarathon features well stocked aid stations and a scenic transition from city streets to countryside.

Run along the sand of West Sands beach in this unique 5km beach race inspired by the iconic film scene. All adult finishers receive a medal, a fudge doughnut, and a beer, with proceeds supporting local charities. A children's one-mile fun r..

A trail event around Ullswater with three distances: 33.5-mile Ultra with extra loops, a 21.5-mile full lap, and a 10-mile finish from Pooley Bridge to Glenridding. Registration is at Jenkins Field with compulsory kit and age limits.

Experience a multi terrain 10k race featuring wooded trails and some road sections in Plymouth. Enjoy on site facilities including showers and a bag drop plus a finisher medal for all participants.

Race along the sandy shoreline and coastal paths of West Somerset in this 7 mile multi surface event. Run at the water’s edge from Blue Anchor to Minehead and return alongside a vintage steam railway.