Trail Running Calendar United Kingdom 2025-2026

Welcome to the most comprehensive guide to trail races in the UK for 2025-2026! Our curated list features an impressive 1227 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.

The Spitfire Scramble is a unique 24-hour multi-terrain relay or solo race held at Albyns Farm, London Borough of Havering. Participants can run solo or in teams of two to eight, tackling a 5.75-mile lap repeatedly through day and night. The course spans areas managed by Havering and Forestry Englan..

Race to the Stones runs along The Ridgeway, Britain’s oldest footpath, ending at Avebury Standing Stones. In 2026 it offers 50 km and 100 km distances, either non-stop or split over two days, with a ~25 hour cut-off, on 11–12 July. Runners traverse chalk downs, ancient forests, and heritage landscap..

The MTC Severn Way Ultra is a 57-mile point-to-point ultramarathon run by Ultra Running Ltd. Starting at Travelodge Worcester and finishing at Travelodge Stonehouse, the route covers Grimley, Upton-on-Severn, Tewkesbury, Gloucester, Epney, Priding, and Frampton-on-Severn along the Severn corridor. T..

Black Diamond Yr Wyddfa | Snowdon24 2026 is a 24-hour ultra trail challenge based at Y Ganolfan, Llanberis, in Eryri (Snowdonia) National Park. The course uses Yr Wyddfa (Snowdon), which reaches 1,085 m (3,560 ft). Participants aim to ascend and descend the mountain as many times as possible within..

Sithee at Slawit Again is a trail running event hosted by It's Grim Up North Running, starting and finishing in the village of Slaithwaite, Huddersfield. The race features a scenic and challenging course along the undulating Huddersfield narrow gauge canal, including a stretch to Tunnel End, a 3.5-m..

Lyke Wake Challenge is a 40-mile point-to-point endurance event from Osmotherley to Ravenscar, run by the Quakers Running Club. The route covers moorland, trails, and some road, finishing in the grounds of Raven Hall at Ravenscar. Runners pass seven checkpoints (Carlton Bank, Clay Bank, the Lion Inn..

Lakeland Trails Ultra offers two main ultra distances through the Lake District: Ultra 100k and Ultra 55k, plus Trail Run 23k and 14k. The course is fully waymarked and marshalled, with GPS tracking and GPX files. The 55k route features three mountain passes and around 7,000 ft of ascent, while the..

Eight Stations Ultra is a 30-mile trail ultra from Whitby to Pickering, organized by The Charm Bracelet Marathon. The route climbs about 3,322 ft and crosses eight railway stations along the Esk Valley and North Yorkshire Moors lines, with long sections running beside the rail tracks and occasional..

The Norfolk Festival of Running, held at the scenic Bawsey Country Park in Norfolk, offers a variety of race distances including 5k, 10k, 15k, Half Marathon, Full Marathon, and Ultra Marathon. This trail event features an undulating course with terrain comprising sand, gravel, and grass, suitable fo..

Ultra:5K Kempston is held at Box End Park, Box End Rd, Kempston MK43 8RQ. The event, scheduled for Sunday 12 July, offers a simple but challenging format: participants run a 5K on the hour, every hour, for five hours. A three-race option is also available.Competitors accumulate time across the chose..

Minninglow March is a 17-mile, 2,000‑ft elevation trail-running quest based in Parwich, Derbyshire Dales, a pretty village north of Ashbourne. The clockwise route climbs limestone lanes to Minninglow Hill, then Harborough Rocks, before a descent into Carsington Village and continues to Bradbourne ba..

Snowdonia Trail Marathon Eryri 2026, organized by Always Aim High Events, is staged in Snowdonia National Park with the start and finish in Llanberis. Participants can choose Ultra Marathon, Marathon, Half Marathon, or 10k. The course threads mountain trails, forest paths, and rugged climbs through..

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The Cider 5K.ish is a one-lap, 5-kilometre trail run/walk set on Myncen Farm in Minchington, near Blandford Forum, Dorset. The undulating course takes you across fields, grass, wildflowers, crops and dusty tracks on private farmland with permission from the owner. The event is designed as a fun, rel..

The 24 Cider Challenge is a 24-hour solo running or walking event held at Myncen Farm in Blandford Forum, Dorset. Set on a privately owned farm, the course features undulating trails through fields, grass, wildflowers, crops, and dusty tracks, offering a scenic and natural running experience. Partic..

Beyond Trails presents Beyond Manchester, a trail and ultrarunning event in Manchester on 18 July 2026. Runners can choose a 25km Trail or a 55km Ultra, both starting and finishing in the Castlefield area. The route travels from central Manchester onto the Ship Canal and Salford Quays, passes the Im..

Manvers Dusk till Dawn is an overnight endurance running event staged on the footpaths around Wath Manvers Lake. Runners complete as many 3.21-mile laps as possible within a 12-hour window, with the clubhouse on the course offering full facilities and a bag drop. The predominantly flat, off-road rou..

Gower Peninsula Ultra Challenge takes place on the Gower Peninsula in South Wales, Britain’s first Area of Outstanding Natural Beauty. Distances include 100km, 50km, a marathon (42km), 25km and 10km. The route is a figure‑of‑eight, with western and eastern loops that reveal the peninsula’s beaches,..

St Sunday Sky Race takes place in the Lake District, based around Patterdale. The 29km route with about 2050m of ascent threads over St Sunday Crag and surrounding Eastern Fells. Marketed as a classic SkyRace and a stepping stone to harder events, it offers a challenging but accessible introduction..

Place Fell 15 is a semi-technical 15 km trail race around Place Fell on Ullswater, Lake District. Part of the Rab Helvellyn Sky Ultra weekend, the course is fully marked and circumnavigates Place Fell in an anti-clockwise direction, starting from King George Playing Field in Patterdale. The route in..

Dawn Two Dusk takes place at Bridgend Miniature Railway in Bridgend, South Wales (Fountain Road, Aberkenfig, Tondu CF32 9BZ). The event offers three 10-mile routes that participants complete as many times as possible within a 12-hour period, starting at dusk and finishing at dawn. The mixed-terrain..