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 2324 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.

Trail 10K and Half Marathon through Hamsterley Forest on 20 September 2026, with undulating, well marked routes among pines and clearings. Chip timing, a themed medal, free photos and a serviced event village are provided.

A 10 km trail running event at Cannock Chase on 20 September 2026, organized by Wild Deer Events. Entry is listed at £27 and tickets were made available from 18 December 2025.

A scenic, hilly trail half marathon in the Cothi valley near Pumsaint, offering a 13 mile race, a 6.5 mile alternative and a kids race, based at Pumsaint Village Hall on 20 September 2026.

One More Lap for Kids' Village is an in-person team event on 20 September 2026 at Stowe Field in Lichfield. Team entries are listed as free and the event is organised by One More Lap.

A 3-hour fell running score event in Hayfield on 20 September 2026 using SiTiming; competitors choose their own routes across Peak District terrain. Solo and pairs entries are accepted, minimum age 14, and FRA mandatory kit is required.

A trail marathon and a 16 mile race around the Purbeck Hills and Jurassic Coast on 20 September 2026, licensed by the Trail Running Association and supporting local charities with required safety kit for participants.

Join this flexible timed event along the flat River Thames towpath in Walton on Thames. Complete as many laps as you like over seven hours to achieve distances from 5km to an ultra marathon.

A long running trail race in the Doone Valley, Exmoor covering about 16 km (10 miles) over scenic but hilly terrain. The 37th edition limits entries to 250, requires entrants to be at least 16 and uses chip timing.

A single loop 10K trail run at Woodbury Common on natural trails with climbs and stream crossings. All finishers receive medals and top male and female finishers receive prizes including a donated sports massage.

MacTuffX Exeter at Exeter Arena on 20 September 2026 pairs ten set Xercises with repeated 400m or 800m runs, offering Solo, Doubles and Relay entries; all participants must be 18 or over.

Peak Raid Mountain Marathon on Sun 20 Sep 2026 is a three hour score event in the Dark Peak, Peak District. Competitors run solo or in pairs; pre-entry only, minimum age 14 with under 18s accompanied by an adult over 21.

Trail races at Fyvie Castle with 5 km, 1600 m and 800 m distances, chip timing for some races, medals and age rules. The event supports the Fyvie Parent Council and includes refreshments from the castle tea room.

A 26.2 miles loop marathon in the Cairngorms National Park on 20 September 2026, mostly on trail with varied terrain around Kingussie. Entry includes a finisher's medal, T-shirt and post-race food; fee £89.99 and places limited.

A coastal multi-terrain race in Bude on 20 September 2026, covering about 8 miles of trails, fields and wooded sections. Two water stations, a postrace pasty for finishers, and overall, age-group and team prizes are provided.

Black Hill Trail Run in Bere Regis, Dorset features 5 km and 10 km trail races on rural terrain, organised by Bere Regis Scout Group. Course info, results, prize details and charity support are listed on the event pages.

Locomotion Trail Runs in Eaglescliffe on 20 September 2026 offers 10- and 5-mile routes partly along the original S&DR railway, with proceeds to the Great North Air Ambulance and MND and medals for all finishers.

A flat *10 km* trail from Aylsham to Reepham along the Marriott's Way, with five timed start waves, a corporate team option, posted race numbers, bag drop and a free shuttle bus running between start and finish.

A multi day continuous 286 km mountain race across Wales with over 11,000 metres of ascent. Enter solo or in teams of three or six; the course links Llanberis, Yr Wyddfa, Cadair Idris and Pen y Fan with five supported checkpoints.

A five mile autumn trail run in Mill Green on 24 Sep 2026 with limited entry for over 18s. The event is self sufficient, route is anti-clockwise and a head torch and phone are required.

A multi-distance trail event in the Lake District National Park, 25 to 27 September 2026, linking the region's 13 valleys with races from 22.4 km to 184.3 km, ITRA points and Western States qualifiers, plus children's Future Valleys races.

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