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 1811 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.

Run the flat, scenic Druridge Bay Beach Trail Runs on 25 January 2026, with options of 10km or half marathon across paths, trails and sand. All finishers get a medal and refreshments, and one well behaved dog is welcome per runner.

Explore marked trails around Stonehenge in a friendly untimed event for walkers and runners, from 5 km to 40 km. Half the proceeds go to Salisbury Hospice and local athletics. Places are limited and it is cupless so bring your own cup.

Take on the Ashdown Forest 10 and 5 Mile on 25 January 2026 at Pippingford Park, a scenic trail run through rolling forest terrain with rewarding climbs and wide open views. Free parking, medals for all and cash prizes for podium finishers..

Choose a half marathon or 10K through Moors Valley woodlands with muddy trails, steep climbs and chances to spot deer and birds of prey. Finishers get a wooden medal and the course is fully supported and timed.

Take on The Half & Half 10 km on 25 January 2026 at Sowerby Bridge for a split terrain challenge. Rugged muddy trails and obstacles give way to a tarmac finish, entries are limited to 100 and hoodies are available to pre order.

Take to flat, scenic trails through Alexandra Gardens beside Windsor Castle with chip timing and friendly post race goodies. Choose 10K or half marathon, enjoy well marked routes, free photos and an event village for food and drinks.

Tackle trails, paths and a signature hill across two round Dirt Run events at Irchester and Brigstock. Choose from shorter races up to 15 km, enjoy marshalled routes, water stations and a custom finisher medal for each round.

Tigger Tor is a classic winter fell race from Fox House on 25 January 2026, taking runners across Houndkirk, Burbage and Hathersage Moors in a 14.2 km course with 490 m of climb. Navigation and mandatory kit make it a true fell challenge.

Tackle a scenic but stiff 4.7 km fell race at Elterwater Common in the Lake District as part of the Helm Hill Winter League, featuring a 396 m climb and great views. Entry on the day, juniors welcome, bring winter kit.

Enjoy a scenic 8.5 km trail loop around Northiam, passing Great Dixter, rolling fields and woodland and a final uphill to the village hall. With just 60 places, marshals on course and tea and cake after, this intimate winter race is a delig..

Explore Wilton Woods and Lazenby Bank East at a regional orienteering event on Sunday 25 January 2026. Varied courses for all abilities, car sharing encouraged, and a few on the day entries may be available subject to map availability.

Tackle muddy trails and steep climbs at the May Hill Massacre, a scenic cross country run around May Hill in Gloucestershire. Choose a 7 to 8 mile route or the longer 14 to 15 mile Mayhem loop, with a canicross option and limited entries.

Run scenic trails across the Shropshire Hills and Long Mynd at The Icing on the Cake on 31 Jan 2026 with marathon, half and 10k options. Finish by the National Trust tea rooms and join the cake competition for a sweet post race treat.

G3 no.2 brings a friendly winter race to Hound House Road, Surrey on Saturday 31 January 2026. Pick a 10 km or 15 km route and enjoy clear signage, field parking and a welcoming series atmosphere.

Run classic Lake District fell country at the Blake Fell Race on 31 January 2026, a testing 9.5 km course with 429 m of climb around The Leaps. Entries are limited to 120 so book early for this spirited winter challenge.

Tackle 17 km of forest and mountain bike trails in Kielder Forest on 31 Jan 2026, with climbs, fast descents and lakeside views. Part of the Shadowlands Race Series, it offers prizes and series points for runners.

Ras Tarrenhendre Fell Race in Abergynolwyn, Wales on 31 January 2026 is a rugged 6 mile test with about 2000 ft of ascent across ridges, forestry and old slate quarries. Expect steep climbs, exposed summit running and a moorland descent.

Starburster is a twilight 5 or 10 mile run through Hurn Forest on 31 January, with out and back laps on firm forest trails beneath sunset skies. Head torches are required and 20% of entry fees support Forestry England for trail care.

Flat, timed laps along the River Mersey at Hardy Farm, from 5k to ultra on a 5.3 km 3.28 mile out and back loop you can repeat within seven hours. Choose a bespoke finisher medal, refuel at a well stocked aid station and support Manchester..

Hoofstones Fell Race in Todmorden covers 8 miles with 425 m of climb across the Pennines, testing navigation skills. Race HQ is the Staff of Life pub where post race refreshments and prizes await; entries accepted pre entry or on the day.