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 1732 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.

Tackle the Bat Challenge at Beacon Hill Country Park: a six hour off road loop where you choose your pace and complete as many 3.3 mile laps as you can. Expect a steady climb to scenic high points and a fun, supportive atmosphere.

Take on the classic Pinhaw fell race across the South West Pennines, 8 km (5 miles) with 213 m of climb and rewarding views. Entry is on the day via Earby Cricket Club for a modest fee and teams of three are welcome.

Take on a scenic 47 mile 75K trail ultra around Lake Windermere with 24 hours to complete a fully signposted clockwise route. Open to runners and walkers, the May 9 to 10 event features stocked aid stations and a memorable lakeside finish.

Tackle the Chiltern Hills 100K on 9 May 2026, a scenic but demanding trail ultramarathon around Chesham with 1800m of climbing. Limited to 250 runners, the marked course features checkpoints, live tracking and a finisher medal.

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Tackle a scenic single loop through Sherwood Forest and surrounding estates with 30.8 mile or 40.8 mile trail options on May 9 2026. Enjoy forest trails, footpaths and country lanes past Creswell Crags, Clumber and the Major Oak, with full..

Tackle the Offa's Dyke ULTRA, a 24 hour southbound run from Prestatyn along the iconic National Trail on 9 and 10 May 2026, with solo and team entries plus GPS tracking and chip timing. Support crew and vehicle required.

Run to the Sea Brighton is a scenic 50km point to point ultramarathon from Horsham to Hove Lawns on the Brighton seafront. Enjoy trails, rolling downs and a coastal finish with feed stations and support for solo runners or two person relays..

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Run scenic off road trails through Collingbourne woods at the Collingbourne Races, with half marathon and 10 km options. Chip timed event with medals and prizes for a memorable trail day.

Take on the Sid Valley Ring for a scenic coastal challenge across lanes, footpaths and cliffs with sweeping Lyme Bay views. Choose half or third marathon, expect muddy hills and enjoy trails while helping support local maintenance.

Take on 50 Mile or 50 km routes at the Holy Trail Festival in scenic Oulton Broad, Suffolk, with checkpoints, GPS tracking and a unique medal. Friendly support, a hot finish meal and prizes make this a memorable spring trail challenge.

Run Rabbit Trail Festival at Deene Park near Corby on 9 and 10 May 2026 is a weekend of trail running and lively festival fun. Choose from short evening runs to a 56.1 km triple challenge, with music, activities and medals for finishers.

Run a scenic point to point 50 mile ultramarathon from Taunton to Minehead, flat early then coastal and undulating through marshes, beaches and the Quantocks. Well supported but cupless so bring a bottle or cup.

Tackle a rugged 50 miles ultra across West Somerset coast, moorland and woodland with dramatic climbs and the tiny Culbone church. Six aid stations, GPX route and medical cover support a 16 hour cutoff for experienced runners.

The Westcountry Ultra 100 Miler on 9 to 10 May 2026 takes runners along scenic canal, river and coastal trails in Somerset on a challenging 100 mile route with about 9,500 ft of climbing. With a 32 hour cut off, cupless aid and pacers allow..

Explore the dramatic Moray coast on 9 May 2026 with 47 mile and 23 mile trail options taking you past beaches, cliffs and landmarks like Bow Fiddle Rock. Entries are limited to 150 per race with stocked aid stations and drop bag support.

Experience rugged Exmoor trails from Martinhoe with 10K, half, marathon and ultra routes across moorland, cliffs, woods and river crossings. Fully marked course, timing and finishers medal make it a scenic challenge for all abilities.

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The Spire Ultra is a 33 mile trail around Chesterfield, its tenth edition taking runners over moorland, ancient woodland and reservoirs. Challenging yet supported, the race has checkpoints, medic cover and a finisher memento.

The Goring Gap Trails event, held in Mapledurham near Reading, offers a variety of running and walking challenges, including a 50-mile ultra, a 52K ultra, and a half marathon, alongside walking options of half marathon, full marathon, and a..

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Tackle the Epona 100, a 100 mile ultra with 17,000 ft of climbing across Offa’s Dyke and the Beacons Way. Starting and finishing in Abergavenny, the mostly trail route offers eight aid stations and a 50 hour cutoff.

Join the Lakeland Paws finale at Dodd Wood on Saturday 9 May 2026 for a dog friendly trail run through beautiful woodland. Choose 5K or 8K loops with chip timing and harnesses available to borrow.