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 1895 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.

Take on the Cannock Chase Wildwood Trail Series on 28 Feb 2026 at Birches Valley, a scenic yet testing woodland course with steep climbs, fast descents and technical, muddy trails. Half and 10K with canicross options and eco wooden medals.

The finale of the Run Forest Run Series takes you around Castlewellan Forest Park, starting and finishing by the lakeside castle with stunning Mourne Mountain views on an off road course. Expect a medal, chip timing and scenic trails, so br..

Run a 10 km night-time trail race by headtorch light. The route goes up, over, and around the iconic Northumberlandia landform. All finishers receive a bespoke medal.

An orienteering event in Binning Wood, East Lothian. Multiple courses are offered for different ages and skill levels, from beginners to experienced navigators. The terrain features a network of paths and ditches amidst conifers and beech t..

March 2026

The Cloud Nine fell race is a challenging 9 mile off road route to Bosley Cloud and back. For 2026, the course direction is reversed, offering a fresh perspective. Full waterproof kit is mandatory, and part of your entry supports the Nation..

Run through the stunning grounds of Culzean Castle and Country Park with 5 km, 10 km or half marathon options. Enjoy coastal views, woodland trails and a canicross friendly vibe, plus medals, merch and finish line snacks.

Trail races from Brixworth Country Park around Pitsford Water, offering a 10k and a half marathon that visits nearby villages. The event is fully marked with water stations, first aid cover and prizes for top finishers.

Take on a scenic spring half marathon through the heart of Thetford Forest. The traffic-free course features hard-packed trails suitable for road and trail runners. All finishers receive a medal.

A point-to-point, fully marked long-distance race along the Taff Trail from the Brecon Beacons to Nantgarw, covering about 70 km. The course mixes upland trails and valley cycle paths, with six checkpoints and a Merthyr drop bag for mid-rac..

Two winter mountain races between Brecon and Cardiff. The Brecon to Cardiff Xtreme is about 75 km (47.5 miles) over 11 summits with roughly 2680 m ascent, while the Taff Xtreme Marathon covers the second half at about 26.2 miles and 1300 m..

UTMB Index

Weymouth Bay 10K is an accurately measured road race along Bowleaze Cove with an out and back layout and two laps near Pleasure Pier. The event offers medals and trophies, on-day registration, and supports Margaret Green Animal Rescue.

The Imber Ultra is a 33.5-mile multi-terrain charity run circling the Imber Range Perimeter Path. Starting in Westbury, the 2026 event will be run clockwise. It's an affordable, TRA-licensed event with awards for top finishers and age categ..

A trail running event at Breamore House offering 5k, 10k, 5k Canicross and a half marathon on mainly rural trails, with marshals, aid stations and finisher medals.

Course and Distances The event takes place on trails through the normally private Stody Estate in North Norfolk. The course goes through woodlands and fields, with a couple of inclines. Participants can choose from three distances: 4 km, 8..

A community-led off road trail run at North Leverton Windmill on 1 March 2026, roughly 10 kilometres over undulating, muddy and firmer lanes. Organised by volunteers as a not-for-profit event; finishers get local flour, a medal and honey.

An 8-kilometre fell race across Ilkley Moor, run under FRA rules. This AS category race requires full mandatory kit and has a strict one-hour cut-off halfway. Registration is in Ilkley, with entry available online or on the day.

Tackle mud, hills, and a stream crossing on this annual multi-terrain challenge over approximately 6 miles at Baggeridge Country Park. It's organised by the cardiac rehabilitation charity Action Heart. A friendly, gritty event with a 90-min..

A chip timed 10 kilometre multi terrain race in Ripon with a separate 1 kilometre fun run for all ages. Entry fees vary for affiliated and unaffiliated runners and places are limited.

Join the Saint Michael's Harrogate event with 10K and 5K trail runs on laps. Your participation supports the local hospice. Facilities include water stations and baggage storage, with entries capped at 1000 runners.

Multi terrain 10 km race starting and finishing at Windsor & Eton Brewery beside the River Thames. The route follows the Thames and Jubilee River and finishers receive a medal, a Windsor & Eton pint cup and a free drink.