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 1333 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.

EpicTrails 10km is a guided trail run starting from Milngavie Train Station, exploring local trails including the Clyde Coastal Path and West Highland Way. Designed as a social run rather than a race, the event emphasizes group safety with experienced, qualified guides who are first aid trained. The..

The Chelmsford Brew Co Summer 10k Trail Run is a fun, non-competitive event held in Chelmsford, United Kingdom, starting at the Voodoo Keller Bar. The trail run covers a 10-kilometer route that includes a checkpoint at the Chelmsford Brew Co tap room, where participants can enjoy a drink and a rest..

The Blacka Moor Chase is a trail race organized by Totley AC, held in Sheffield, UK, starting and finishing at the Totley AC Pavilion. Covering approximately 6.7 km with a 270 m climb, the course features a mix of tarmac and technical trails across Totley Moor and Blacka Moor Woods, including a stee..

The Kirkstall Rock up N' Run - Summer Evening Series is a vibrant running event held in Kirkstall, Leeds, near the Leeds and Liverpool Canal. It features two race distances: a 5K and a 10K, catering to a range of runners. Participants enjoy a welcoming atmosphere with hot food, a jumble medal, and a..

Run the Blades is a unique trail running event held exclusively within Whitelee Wind Farm, the UK's largest onshore wind farm, located near Glasgow, Scotland. Celebrating its 10th anniversary in 2025, the event offers three challenging distances: a 10K, a half marathon, and a 50K ultra, plus a free..

The Swirral Grind 850 is a challenging uphill-only race held in the Lake District, starting from King George Playing Field in Patterdale. Covering 6km with an 850m ascent, this Vertical K-style event features steep, stepped paths leading to the iconic 'Hole in the Wall,' followed by a flat section a..

The Saint Cuthbert's Way Ultra is an exciting running event that takes participants along one of the UK's most renowned long-distance walking routes. This ultra-marathon features a fully marked course, with options for both 100KM and 45M races, making it a qualifying event for the UTMB. Runners will..

The St Aidan's 10K is a popular trail running event held in July at RSPB St Aidan's Country Park near Leeds. This 10-kilometre race offers a mostly flat, fast course along public footpaths and bridleways through scenic parkland, starting and finishing at the Visitor Centre by the Little Owl Cafe. Li..

The Bell & Harp Chase is an inaugural 7.5km mixed-terrain running event held in the scenic Derbyshire Dales, starting and finishing at the Bell & Harp pub in Little Eaton, UK. Designed for intermediate runners with good fitness, the course features mostly paved or hardpacked surfaces suitable for va..

Place Fell 15 is a challenging yet accessible 15-kilometer trail race held in Patterdale, around the base of Place Fell on the shores of Ullswater in the Lake District, UK. Featuring 680 meters of ascent, the course offers a semi-technical route with a mix of fields, trails, and road sections, inclu..

UTMB Index

The Ingleborough Mountain Race is a classic fell running event held annually in Ingleton, Yorkshire Dales, as part of the village's Gala day. The race covers approximately 11 km (6.8 miles) with a challenging ascent of 600 meters (1968 feet) to the summit of Ingleborough. Starting and finishing at t..

The Northumberlandia 10K Trail Race, held at Northumberlandia in Cramlington, offers a unique running experience over and around the iconic land sculpture and surrounding countryside, including a former open cast site. The challenging 10K course features hills, fast stone paths, soft trails, and for..

The Rab Pinnacle Ridge Extreme is a challenging 28km skyrunning race with 2700m of ascent, held in the Lake District around the Helvellyn Massif near Patterdale. Known for its technical and demanding terrain, the course features hands-on rock scrambling, knife-edge ridges, scree descents, and five g..

The Eskdale Mixed Fell Relay is a challenging fell running team relay event held in the scenic Eskdale valley of the Lake District, hosted by Black Combe Runners. Teams of eight runners, divided into four pairs, each complete one of four legs covering rough, steep, and technical terrain totaling app..

The Tolkien Trail Race is an 11.1 km trail running event held at Stonyhurst College in Hurst Green, Lancashire. The course features 528 feet of elevation and follows enchanting woodland paths and scenic river trails that inspired J.R.R. Tolkien’s "The Lord of the Rings" and "The Hobbit." Starting on..

The Pewsey Vale Ultra is an exciting new running event featuring a challenging 125km loop through the picturesque Wiltshire countryside, following the Pewsey Vale Circular walk route. Participants will experience a total ascent of 1902m, with the course well-marked and supported by checkpoints every..

The Hampsthwaite Feast Run is a historic 5-kilometre cross country race held in Hampsthwaite, Yorkshire, as part of a weekend event with over 700 years of tradition. The undulating single-lap course starts and finishes in Hampsthwaite, showcasing the scenic local countryside. The event is limited to..

Manvers Dusk Till Dawn is an overnight endurance running event held around Wath Manvers Lake on a flat, 3.21-mile off-road circuit. Participants run as many laps as possible within a 12-hour window, from Saturday evening to Sunday morning, with the flexibility to start, stop, and rest as they choose..

The Sir Titus Summer Trot - Day 1 is a scenic trail running event held along the flat, even towpath of the Leeds and Liverpool Canal near Saltaire, Shipley, West Yorkshire. Suitable for all abilities, it offers six chip-timed distances ranging from 5K to Ultra Marathon, including 10K, 10 miles, half..

Afoot in Two Dales is a challenging 50-mile event held in the Yorkshire Dales, starting and finishing at Harmby Village Hall near Leyburn, North Yorkshire. The route features a 5,500ft ascent and traverses scenic footpaths, bridleways, and quiet roads through Wensleydale and Swaledale, including a c..