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 1768 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.

Celebrate the new year with a fun map based score event at Hardwick Park hosted by CLOK on Sunday 4 January. Choose 60, 45 or 30 minute courses for a timed navigation challenge suitable for all levels.

Test your navigation in a 60 minute score at Tilgate Golf Course on Thursday 8 January. Low entry fees, junior discounts and optional chip hire make it perfect for newcomers and seasoned runners, with juniors able to enter free using a code..

Join a social 6 km headtorch trail run from Milngavie on 8 January 2026, exploring local paths including the Clyde Coastal Path and West Highland Way. Led by a qualified guide, manageable group sizes keep the run friendly and safe.

Run under the stars through Dovedale valley in Moonriver Night Race, a night time 9.5 km Peak District fell race from The Old Dog, Thorpe. Expect rugged climbs, required headtorch, and a lively pub finish.

Test your winter mettle at the Winter Wipeout on 10 January 2026, a marked fell run to the summit of Hedgehope and back from Ingram Cafe. Expect harsh winter conditions so bring required kit and enjoy a dramatic, marshalled climb and descen..

Embrace winter trails in scenic Hamsterley Forest with half marathon and 10k options, a mix of gravel tracks, twisting singletrack and occasional mud. Eco friendly race goodies, safety support and stunning woodland views make this a must.

Head to Polzeath on 10 January 2026 for an Endurancelife coastal challenge along rugged trails, sand and cliffs. Choose 10K, Half Marathon, Marathon or Ultra and earn season leaderboard points along with a finisher's medal.

UTMB Index

Country to Capital is a 43 mile ultramarathon from Wendover to Little Venice, London, blending country trails, roads and a canal towpath into the city. GPS tracking and checkpoints guide runners to a lively canal side finish.

Run under the stars on muddy, rolling trails through Denbies Estate and the Surrey Hills at Dark Skies Surrey Hills. Distances from 1K kids to 10 miles, so bring a head torch and off road shoes while supporting the Dorking Area Food Bank.

Explore over 1,000 acres of gardens, woodlands and farmland at Harewood House on January 10 2026 with 5 km, 10 km and half marathon options. Canicross friendly with chip timing and finishers medals plus Wild Deer merch.

Hit the Surrey Hills for G3 no.1 at Newlands Corner on 10 January 2026, with 10 km and 15 km trail routes across mud, rocks and forest. Expect hilly, technical terrain and stunning views for a true winter trail challenge.

Bowland Trail Half on 10 January 2026 in Slaidburn is a rugged unmarked trail of about 13 miles with roughly 2,000 ft of ascent, mandatory kit and a race briefing. Proceeds benefit local foodbanks.

Bowland Ultra is a tough winter 42 mile trail challenge on 10 January 2026 around the wild Bowland fells, starting and finishing in Slaidburn. Expect 1,700 m of ascent over trails, tracks and bog with hearty aid stations and a finishers mea..

Scarborough Rock on Saturday 10 January 2026 offers 16 and 26 mile routes along coastal cliffs, Oliver's Mount and moorland from Scalby Parish Hall. Checkpoints, a post race meal and finishers badges add local charm; entries are now closed..

Guided 30 mile trail run through the Surrey Hills from St Martha's Hill, taking in Denbies Wine Estate and the top of Box Hill. Led by an experienced ultra coach, this friendly group run promises an epic day on the North Downs Way for seaso..

Join Round Sheffield Run Winter in Endcliffe Park for a multi stage trail enduro with 11 timed stages across scenic parkland. Warm up afterwards with hot food, mulled wine, a heated marquee, a DJ and a finisher medal.

Take on Reservoir Roundabout, an annual 12 or 20 miles walking or running challenge across the wild Elan and Claerwen Valleys from Elan Valley Visitor Centre. Non competitive and volunteer run, proceeds support local charities.

Take on the Kong Winter Series Race 3 around Blencathra and Blease Fell on Sat 10 Jan 2026 from Threlkeld. This demanding 8 km circuit packs 762 m of climb for a classic Lake District fell challenge; pre entry only.

Join the Chilli Flamingo Run at Xcel SPORTS HUB in Walton on Thames for a timed, multi lap trail race along the flat riverside towpath. Choose from 5 km to ultra distances, enjoy aid stations and same day results within a 7 hour limit.

Run a canicross 10k or Half Marathon through Hamsterley Forest on 10 Jan, on waymarked trails and a friendly forest HQ. Only 70 places; entrants get a bespoke mug, hot soup and free photos while safety rules protect dogs and runners.