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 1224 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.

Dawn Two Dusk, organized by Mad Running Junkies, is a 12-hour night-to-dawn endurance event staged at Bridgend Miniature Railway in Bridgend, South Wales (Fountain Road, Aberkenfig, Tondu). The format features three roughly 10-mile loop routes that participants can complete as many times as possible..

Punk Panther Wharfedale Skyline is a Punk Panther Ultra Marathons event in West Yorkshire, offering three trail distances: 13 miles (half marathon), 20 miles, and 35 miles (ultramarathon). The route hugs the hills around Otley, Ilkley and Guiseley, with standout tests including Otley Chevin’s Surpri..

Devil's Punchbowl 10km is a guided evening trail run around the Devil's Punchbowl in Hindhead, Surrey. The 10km route takes in scenic trails and rolling hills, with a short pause at the top to enjoy the views. It’s not a race—the group runs together at a comfortable pace around 6 min per km.Sunset r..

The Medal Mix Challenge Day 1, organized by Running Events Devon, takes place near Capel Lane, Littleham, Exmouth on November 28, 2026. This 7-hour timed event features a scenic 5.3 km out-and-back course on an old disused train line, fully paved and accurately measured as a road race. Suitable for..

Serpent Trail Ultra Run is a 30-mile guided trail run starting and finishing in Haslemere, Surrey. Run by Running Adventures, the route showcases the Serpent Trail and the Sussex Border Path, including a visit to the Temple of the Winds lookout with views across the South Downs. The course winds thr..

The Medal Mix Challenge Day 2, organized by Running Events Devon, takes place on Sunday, 29th November 2026 near Capel Lane, Littleham, Exmouth. This 7-hour timed event welcomes runners and walkers of all abilities to complete as many 5.3 km laps as possible on a scenic, undulating, and accurately m..

December 2026

Box Hill Vertical KM is a guided trail run organized by Running Adventures near Box Hill, Dorking, Surrey. The route covers about 12.5 miles and is designed to deliver roughly 1000 metres of elevation in a compact distance, with no hill-repeats. Runners traverse woodland, heathland, and open fields,..

Fordh Sen Mighal is a festive running event in Cornwall, hosted by Bys Vyken Events. The race starts near St Uny’s Church in Lelant (TR26 3DY) and follows a point-to-point course along the European cultural route from Lelant to Marazion, sweeping along coast and countryside from the North coast to t..

The Saturn 7 Hour Time Challenge in Durham, known as the Snow Globe Gallop, is a trail running event held at the Durham Amateur Rowing Club along the scenic River Wear, offering views of the Cathedral. Participants can run laps of a 4.37-mile (7km) course, with options to complete distances from a m..

Punk Panther Christmas Cracker is a winter ultramarathon and trail challenge in Otley, West Yorkshire. Runners can choose from 12, 19, or 32 miles, with climbs of about 1,700, 2,200, and 3,400 feet respectively. The route is a mystery that can change each year.The race starts with the slowest runner..

Nightmare Before Xmas Trail ½ Marathon, organized by Mad Running Junkies, takes place at Bridgend Miniature Railway Centre in Aberkenfig (Tondu), near Bridgend. The course splits into an 8-mile opening section, The Hateful Eight, followed by roughly 5 miles of mud, water, hills, and a forestry trail..

May 2027

The MTC GLAISTIG is a single-day ultra running event of 31.3 miles from the Traquair Arms Hotel in Innerleithen to Travelodge Edinburgh Airport, Ratho Park. It is the first edition of this race and forms Day 2 of the nine-day MTC SCOTIA end-to-end challenge. Route data lists 2,793 ft of ascent and..

The MTC NUCKELAVEE is a single-day ultra running event on 31 May 2027 and is Day 3 of the nine-day MTC SCOTIA End to End Challenge. It is the first edition of this race. Entry is limited to 20 regular competitors with an additional allowance of 20 for SCOTIA entrants, giving a maximum field of 40...

June 2027

The MTC GRIMALKIN is a one-day ultra running event on 1 June 2027. The route covers approximately 34 miles from Travelodge, Perth A9 to Atholl Guest House, Pitlochry. It is Day 4 of the Mount to Coast SCOTIA nine-day End to End Challenge and is presented as the first edition of this race. All finis..

The MTC BEITHIR is a one-day ultra event listed at 39 miles (route total also shown as 38.5 miles) and is the sixth day of the nine-day MTC SCOTIA end-to-end challenge. This is the first edition. Total ascent is 2,256 ft and total descent is 2,978 ft. Competitor numbers are limited to 20 regular en..

The MTC SELKIE is a new ultra running event for 2027, scheduled for 5 June 2027 and forming Day 8 of the nine-day MTC SCOTIA end-to-end series. The route runs from Dornoch (Eagle Hotel) to Dunbeath (Inver Caravan Park). The organiser provides a finisher's SELKIE medal and male and female champion t..

The MTC KELPIE is a one-day ultra running event on 6 June 2027 and forms Day 9 of the MTC SCOTIA nine-day end-to-end of Scotland. The race distance is 38 miles with total ascent of 1,753 ft and total descent of 1,929 ft. The route runs from Inver Caravan Park, Dunbeath to John O'Groats. The event i..

July 2027

The Yorkshire 3 Peaks Trail Weekend 2027 is a thrilling trail running event set in the picturesque Yorkshire Dales National Park, starting from Horton in Ribblesdale. Participants stay at the 3 Peaks Bunkroom, conveniently located on the route. The main challenge on Saturday covers 24 miles (38.6 km..

The Birmingham Black Country Half Marathon is a running event held in the Black Country region near Birmingham. Organized by StuWeb Events Ltd., the race covers the half marathon distance of 13.1 miles. While specific details about the course and atmosphere are not provided, the event typically attr..

MTC Boggart is an ultrarunning event organised by Ultra Running Ltd, hosted on a Gretna Green to Penrith course (DG16 5JB) in the northwest UK. It is a UKA-listed running event. While the page does not specify distance details, the Gretna Green–Penrith route suggests a long-distance cross-border cou..