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 1888 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.

Experience a point to point mountain ultra from the Black Mountains to Cardiff featuring scenic ridges and historic castles. Choose between 33 or 44 mile distances with indoor aid stations and self navigation along the Cambrian Way.

Experience a non stop 130 mile journey along the historic Leeds and Liverpool Canal. This point to point race offers a 40 hour time limit through the landmarks of the Industrial North.

Experience a scenic half marathon across the Isles of Berneray and North Uist. Run along quiet single track roads with constant sea views and a causeway crossing in the Outer Hebrides.

A waymarked 53 mile trail ultramarathon through Loch Lomond and the Trossachs National Park follows the iconic West Highland Way from Milngavie to Tyndrum.

Join the Arnison Crag Horseshoe fell race in Patterdale on Sat 29 Aug 2026, starting at King George Playing Fields as part of Patterdale Dog Day. A steep 5 km with 300 m climb, entries on the day £5, minimum age 14.

Take on the Weardale Agricultural Show Fell Race on 29 August 2026 in St John's Chapel. A lively 4 km fell run with 120 m of climb across classic upland terrain, plus fun junior showground races and easy entry on the day.

Join this lively fell race at Bellingham Showfield as part of the country show, tackling 4 miles with 600 ft of climb across classic Northumberland terrain. No pre entry required; runners aged 16 and over can sign up on the day.

Tackle a classic Pennines fell race in Pendleton on 29 August 2026. The 8 km course packs 457 m of ascent across rough terrain, with on the day entries and homemade cakes and a cosy village pub to reward you.

Tackle the Tripsdale Trot on 29 August 2026 at the Bilsdale Show in Chop Gate. This 5.5 mile fell race through the North York Moors climbs 1437 ft and has a junior fun race alongside. Entry is on the day.

The Dales Dazzler will take place in Skipton on Saturday 29 August 2026.

UTMB Index

A challenging 25k mountain run through the Mourne Mountains, starting and finishing at Tollymore Forest Park. This extreme event requires advanced mandatory kit, with only major junctions marked on the course.

A fell race in North Pembrokeshire on Sat 29 Aug 2026 covering 8 km with 330 m of climb. Entries are accepted in advance and on the day, and junior Mochyn du races have entry on the day only.

Experience a 43 km team relay through the beautiful hills of Glen Lednock. This four stage event features mountain terrain and trail sections starting and finishing in the village of Comrie.

Choose your own distance along Durham's scenic River Wear in this 7-hour trail challenge. Run a few laps or go for a marathon, with medal and snacks waiting at the finish. A flat, signed course makes it accessible for all paces.

Experience a fast and flat run at Nottingham Racecourse and Colwick Country Park. Choose between several distances including a half marathon and 10k while enjoying scenic lakeside paths and an active event village.

Experience a scenic trail run through Alexandra Gardens with views of Windsor Castle. Choose between a flat 10k or Half Marathon course featuring chip timing and professional race photos in a historic setting.

The Pershore Plum 10k is a road race organized by the local running club Pershore Plum Plodders. Mark your calendar for the 30th of August 2026 for this Worcestershire event. The club is England Athletics accredited and has a history of hos..

Take on the Muntjac 15, a 15 mile trail around Danbury Essex with 1600 ft of climbing across scenic woodland and technical singletrack. Enjoy a well stocked checkpoint, a quality memento and bespoke local trophies.

Event Overview The Woldingham Full and Half Marathon is a trail running event with two distances: the marathon (26.2 miles) and the half marathon (13.1 miles). The course starts and finishes at Woldingham School/Marden Park in Caterham. It..

Experience the beauty of the North York Moors in this self-navigated trail event featuring Marathon, Half Marathon, and 10k distances starting from Guisborough.