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 1819 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 Hebden Fell Race on Monday 31 August 2026 at Powder House Field for a sharp 1.5 mile challenge with roughly 400 feet of climb. Expect a steep ascent, topside running and a testing uphill finish through walls and streams.

A short, steep fell race at the Reeth Show, taking runners across fields up to Fremington Edge and back through quarry workings to finish on the showfield. Competitive and family friendly with junior and senior categories for all ages.

Join the Dark Side Of The Combe on Mon 31 Aug 2026 in the Lake District as part of the Black Combe Country Fair at Bootle. This 12.5 km fell race with 625 m ascent is a tough, scenic test and has on the day entry.

Take on the Barrow Keswick Show Fellrunner on Mon 31 Aug 2026 in the Lake District: a punchy 6.5 km four mile course with 425 m climb, starting in the show ring and finishing by the showfield. Entry on the day £10, ages 15 and up welcome.

September 2026

Experience the Eyam Fell Race on 1 September 2026, a challenging 10 km route over Sir William Hill with waymarked, marshalled trails. Finish back in Eyam for prizes, a barbecue and drinks in the courtyard.

Kilnsey Crag Fell Race at the Kilnsey Show in the York Dales is a short, steep blast up iconic Kilnsey Crag that tests speed and nerve. The senior race is pre entry only while free junior races make it a lively family event.

Challenge yourself on the classic Muker Show Fell Race in the Yorkshire fells on Wednesday 2 September 2026. A short but brutal route plunges through the river then climbs to Fremington Edge for a thrilling, punchy finish.

An 8 km fell race in the South West Pennines with 360 m of ascent, starting and finishing at the Red Lion in Whitworth. Expect a steep opening climb and a rollercoaster ridgeline over Brown Wardle and Hades Hill.

Run at sunset through Ickworth Park near Bury St Edmunds on 4 September 2026 with 5k and 10k options and chip timed results. Scenic woodland and meadows, medals for all finishers and trophies for top placers; bring grippy shoes and a torch.

Run Anglesey's rugged coast with Ring O' Fire 130, a 130 mile three day circumnavigation of the island with cliffs, beaches and about 4,000 m of ascent. Or try the Firelighter 50, a near 47 mile coastal challenge finishing in Moelfre.

Challenge yourself on the Great Longstone Chase, a classic fell race in the Peak District with 4.8 miles of rugged trail and 290 m of climb. Limited to 200 pre entered runners, the event also offers junior races and post race refreshments.

Enjoy scenic River Thames trails at the Henley River Races with half marathon, 10K and junior races plus an event village for food and drink. Sustainability focused with chip timed results, free photos and unique themed medals.

Tackle a scenic 10k through Malham Cove and Malham Tarn with a climb to Weets Top and a long descent. Part of the Due North Trail Trilogy, the race finishes with a post race meal and beer plus prizes and free parking.

Join a guided, non competitive 30 mile trail run around the Isle of Purbeck, starting and finishing at Swanage. Take in Jurassic Coast views from Corfe Castle to Old Harry Rocks while running with an experienced coach.

Take on RIDUM 2026, a 30 mile circular ridge run around the Rhymney Valley on 5 September, starting at Parc Penalta. Mostly trail with big climbs, sweeping views and staffed checkpoints offering full support.

Run flat, scenic out and back routes along the Trans Pennine Trail at Hornsea with distances from 5k to marathon. Finishers receive a bespoke medal and treats. The event is cupless so bring a refillable bottle.

Event overview Heights Ultra Trail is a charity running festival based at Colne Valley High School, Gillroyd Lane, Linthwaite, Huddersfield HD7 5SP. The event offers four marked races: 50 Mile 50 KM 27 KM 10 KM The event raises funds for..

Take on the South Coast Ultra Challenge along the iconic South Downs Way from Eastbourne to Arundel, passing Beachy Head, the Seven Sisters, Brighton and Devil's Dyke. Choose 25 to 100 km or a two day split, with full support, night waymark..

UTMB Index

Groovy Baby Love is a Peak District fell race from Hayfield Scout Hut on Sat 5 Sep 2026, 16 km with 675 m climb across unmarked ground. Mandatory kit and navigation skills required; pre entry and day entries available.

Take on the Yr Wyddfa Snowdon Ultra, an epic circa 100 mile mountain race across Snowdonia Eryri with about 5,172 m of ascent and a 42 hour cutoff. Limited to 250 runners, this self navigation ultra rewards seasoned trail and mountain runne..