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 1292 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.

Enjoy a scenic winter run around Carsington Water with half marathon and 10K options on Saturday 5 December 2026. Undulating reservoir trails, kilometre markers and a themed medal make this RunThrough event a rewarding lakeside challenge.

Take on the new winter St Edmund Way Ultra on 5 December 2026, an 80 miles route through Essex, Suffolk and Norfolk. Remote trails, checkpoints and live public tracking make this a true day and night test of endurance.

Run the Sussex Downs Trail Run at Plumpton Racecourse for stunning South Downs and sea views across 9, 12 or 22 km routes. Expect rolling trails, friendly marshals, chip timing and a finisher medal for a rewarding winter trail experience.

Join the Snow Globe Gallop North in Durham for a 7 hour, fully signed trail run along the River Wear with cathedral views, choosing distances from 3 km up to ultra and 50 km. Finishers earn themed medals and goody bags with vegan options.

Join the Snow Globe Gallop North in Durham for a festive 7 hour challenge along scenic River Wear trails with cathedral views. Pick distances from 3 km to ultras, earn themed medals and goody bags, and enjoy on course aid with vegan snacks.

Take on the Punk Panther Christmas Cracker trail run in Otley on 12 December 2026 with 12, 19 or 32 mile options on a mystery course filled with festive climbs. Field is limited to 100 runners and finishers get a medal, a tee and hot season..

Take on the Nightmare Before Xmas Trail ½ Marathon on 19 December 2026 at Bridgend for a festive, muddy trail challenge with technical climbs and scenic road sections. Limited to 70 places, with a bespoke medal, mince pies and prizes for be..

Take on Scurry to the Sea, a 12 mile run from Pentland summits down to Musselburgh beach. Trails, cross country and urban navigation combine for a scenic, adventurous challenge.

May 2027

New for 2027, MTC GLAISTIG is a single day 31.3 mile ultra across scenic Scottish terrain as Day 2 of the Mount to Coast end to end challenge. With a limited field and bespoke medal this promises a tough, unforgettable trail experience.

Take on the MTC Nuckelavee, a 40 mile day from Edinburgh Airport to Perth on 31 May 2027 as part of the Mount to Coast SCOTIA series. Limited to 40 starters, enjoy scenic terrain and a bespoke finisher medal.

June 2027

Join MTC Grimalkin, a scenic 34 mile single day ultra from Perth to Pitlochry on 1 June 2027 as part of the Mount to Coast End to End series. With a limited field and real time tracking this intimate event delivers a bold wilderness challen..

Take on the inaugural MTC BEITHIR, a scenic one day ultra from Kingussie to Inverness covering about 39 miles in the Mount to Coast series. Limited to 40 runners with real time tracking and strict cut offs for a true challenge.

Run 42 miles from Dornoch to Dunbeath on 5 June 2027 in the MTC SELKIE, part of the Mount to Coast End to End Challenge. Limited to 40 starters and monitored with live tracking, this scenic but testing route awards finishers a SELKIE medal.

MTC KELPIE on 6 June 2027 is a 38 mile single day ultra from Dunbeath to John O'Groats, closing the MTC SCOTIA end to end. Limited places, live tracking and mandatory kit make for a bold final day challenge under strict minimum pace rules.

July 2027

Spend a weekend in Horton in Ribblesdale running the iconic Yorkshire Three Peaks round trip of 24 miles with big climbs, guided by a qualified coach. Bunkhouse stays, coaching, photos and a friendly social pace for fit trail runners.

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 cour..

Take on the inaugural 13 day MTC ALBION, a 503 mile end to end ultra from Gretna Green to Lands End with dramatic landscapes and just 20 places. Daily cut offs and GPS tracking ensure safety while finishers collect daily and overall medals.

MTC Boggart is a bold single day 38 mile ultra from Gretna Green to Penrith, opening the MTC ALBION end to end challenge. With just 40 spots and rugged scenery this first edition promises a memorable run and a proud finisher medal.

Tackle the inaugural MTC Black Anise, a single day ultra of about 38 miles from Lancaster to Wigan as Day 3 of the ALBION end to end challenge. Limited to 40 spots with real time tracking and SOS support for a bold running challenge.

Join the Mount to Coast Blue Caps single day ultra, a scenic roughly 35.5 miles from Wigan to Tarporley and part of the Mount to Coast series. Limited field and live tracking make it a focused, adventurous challenge for seasoned runners.