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 1834 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 the South By Five 5km at Queens Park on 18 January 2026, a friendly community run and finale of the six park series. Entry was free with a requested donation to the Acorn Trails Community Fund and local foodbank, spaces limited.

Tunstall Forest East Anglian League on Sunday 18 January offers orienteering across pine and mixed woodland on updated 1:10,000 maps, with courses from beginner to technically demanding. SIAC timing and a scenic Viking Trail setting.

A single-day running event at Holyrood Park in Edinburgh on 18 January 2026 offering 5 km, 10 km and a half marathon. Participants choose one of three distances for the day.

Explore Amesbury by torchlight in a lively 60 minute score orienteering event with 24 controls, based at the New Inn. Pre entry is required, so bring lights and hi viz clothing, and juniors under 16 must be accompanied.

A night street orienteering event in Chelmsford on 21 January using MapRun with two courses of 4.0 km and 7.3 km. It counts toward the Essex Winter Midweek Series with handicap scoring and an Anytime catch-up option.

Join the Dark Horse Trail on 21 January 2026 for a 5 mile self navigated run around Galleywood Common, starting and finishing at the Horse and Groom pub. Limited to 60 places, entry includes a sausage or veggie burger with chips.

Join Esher Street O, part of the Winter Street O Series by Mole Valley Orienteering Club, at The Wheatsheaf in Esher. Choose a 60 or 40 minute score course with MapRun and relax with food and after the race refreshments at the pub.

Arc of Attrition by UTMB is a winter coastal trail festival in Coverack, Cornwall, featuring point to point races along the dramatic South West Coast Path. Expect rugged seaside terrain and wild winter weather over distances up to 161 km.

UTMB Index

Join a thrilling club organised night race at Deeside Activity Park on 22 January 2026, an 8.2 km test with 240 m of climbing through fields and woodland. Bring a good headtorch, map and compass and enjoy test kit, prizes and cafe treats af..

Join EpicTrails 10km on 22 January 2026 from Milngavie for a friendly social trail run exploring the Clyde Coastal Path and sections of the West Highland Way. Guided, non competitive and welcoming, the small group pace varies and proceeds s..

Join the STAR Backyard Holmbury St Mary three hour trail challenge on 23 January 2026 and see how many 5 km laps you can complete around Holmbury Hill. A headtorch is required and entry includes a warm bowl of chilli or curry.

Two winter races from Great Owl Running on 24 January 2026 at Kirkstall Bridge. A roughly 16 km multi terrain route follows the canal and River Aire while a 10 km out and back runs along the canal.

Take on the South Devon coastline at Beesands on 24 Jan 2026 with distances from 10K to ultra through dramatic coastal and inland terrain. Severe surfaces, marked courses and electronic timing make for a tough, scenic challenge.

UTMB Index

Run across wintry north Dartmoor visiting ancient stone circles and pagan sites on challenging off road courses from Chagford. Choose a tough half or an epic marathon with big climbs for a memorable midwinter adventure.

Pagan Trails is a midwinter trail run on Dartmoor from Chagford, with 14 mile and 28 mile routes that visit ancient stone circles and pagan sites. Expect rugged moorland, big climbs and a memorable winter running experience.

Take on The Holly Challenge on 24 January 2026 in Lightmoor Nature Reserve with distances from 5K to marathon and just 50 places available. Enjoy a scenic lane route, full support and a finisher medal.

Take on undulating sand, gravel and grass laps at Bawsey Country Park on 24 January 2026 with OMG One Mile 2 Go by Zig Zag Running. Choose from 5k to ultra distances in a friendly mass start event with just 100 spots.

Run the Petzl Night Runner at Rivington under head torch light, choosing 10 km or a half marathon on glow in the dark trail signage. Expect rough, boggy, rocky terrain, a finisher medal and lively post race buzz.

Enjoy a scenic two day January Half Marathon and 10k on the traffic free Tissington Trail between Ashbourne and Buxton, with gentle climbs out and easy returns. Choose one day or both and earn a bespoke medal and free photos.

Join the Blackdown Beast, a social self guided run across the Blackdown Hills from Dunkeswell on 24 January 2026 with 10 and 16 mile options. Enjoy scenic trails and refreshment stops while helping Macmillan Cancer Support.