Trail Running calendar near Brecon 2025-2026

The OTT Ultra Marathon is a 30 miles trail race in the Brecon Beacons, scheduled for Saturday 1 November 2025. The event is based in Merthyr Tydfil. Entry is limited to 200 runners and the race will be chip timed. The minimum age to enter is 18. Entry fees are listed at £60 for affiliated/UKA membe..

How Hard Can It Be Events presents The November Nightmare, a multi-day endurance challenge in Telford, Shropshire. The eight-day event runs Sunday to Sunday (2–9 November) with daily options of 8 miles, a half marathon (about 16 miles) or a full marathon, and participants can enter individual days o..

Twmbarlwm Terror is a 7-mile multi-terrain race organised by Fairwater Runners Cwmbran in Risca, near Newport, South Wales. The route combines footpaths, open fields, country lanes and woodland from Risca Leisure Centre to the Twmbarlwm peak and back, with around 1,000 feet of total ascent. Now in i..

Endurancelife Gower is a coastal trail-running event on the Gower Peninsula, centered on Oxwich Bay in Wales. It offers four distances: 10K (6.8 miles), Half Marathon (14.3 miles), Marathon (27.4 miles), and Ultra (34.2 miles). The route traverses strenuous terrain—cliff tops, downs, woodlands, sand..

The Beacons Ultra, Marathon and Half is a trail running event on Saturday 8 November 2025 in Talybont-on-Usk, Powys, in the foothills of the Brecon Beacons. All races start and finish in Talybont-on-Usk and use mixed terrain including trail, mountain, canal and road. The event takes place in mid-No..

MoRunning brings Bristol the 1.5k Mini MoRun and the 5k and 10k MoRuns around Ashton Court Park, Long Ashton, Bristol. The course is a mix of path and trail, with hills of 1–3 km, and the 5k is one lap while the 10k is two laps. The route is dog-friendly and OK for off-road buggies, though some sect..

DirtRun In The Dark – Race 1 takes place at Wyre Forest Visitor Centre (Callow Hill), near Kidderminster, UK. The 10 km course is run as two laps on off-road tracks and trails through the forest, in darkness. Torch light is compulsory and canicross is permitted.The event is limited to 200 runners an..

Bath Skyline 5km & 10km, a Relish Running Races off-road event at West Car Park, University of Bath (BA2 7AY), features night and day races across 5km and 10km, plus a daytime 500m kids' run. The hill-top routes traverse woodland trails, meadows and trails with views over Bath; expect muddy sections..

The Margam Trail Races take place at Margam Country Park and Forest, offering runners a scenic and well-marked trail running experience. The event features three distances: a half marathon (21.1 km with 750m elevation), a 10k (10.2 km with 420m elevation), and a 5k (5.1 km with 140m elevation). The..

Dusk Till Dawn: The Winter Edition, run by Mad Running Junkies in Bridgend, South Wales, is a 12-hour night-running challenge staged at the Bridgend Miniature Railway (Fountain Road, Aberkenfig, Tondu). Participants tackle three roughly 10-mile loops, aiming to complete as many laps as possible with..

Trails & Tarmac 12hr Backyard Ultra takes place on 15 November 2025 in Crickhowell, Powys, set in the Black Mountains. The event is organised by Limitless Trails. Entries open 22 January 2025 and close 8 November 2025. The minimum age to enter is 17 or older. The entry fee is £75. Trophies are..

The Callow Fell Race, organized by Mercia Fell Runners, is a challenging event that has transitioned from a summer to a winter series race. Covering a distance of 8.1 km with a total ascent of 762 meters, it is recognized as one of the toughest races in Shropshire. The course features steep climbs a..

The Cardiff Trail Half Marathon is an exciting running event set against the stunning backdrop of Castell Coch. Scheduled for November 16, 2025, this newly introduced race offers a unique blend of competition and scenic beauty, making it an ideal experience for both seasoned athletes and newcomers...

The Guided Trail Run in Dolwyddelan offers participants a scenic 10km route beginning in the charming village. The run features a leisurely start along the river, followed by a climb to Ty Mawr, where runners can enjoy stunning views of the village below. The course winds through beautiful forested..

The Beckbury Trail is a 10K multi-terrain running event organized by Lawley Running Club, celebrating its 10th anniversary. Set in the scenic rural village and parish of Beckbury, Shropshire, the course features a mix of trail and a small section of road, including the challenging Badgers Bite Hill...

The MT10 (Multi-Terrain 10) is a 10-mile (16 km) off-road trail run held at Pembrey Country Park and along Cefn Sidan Beach in Carmarthenshire. The course features a mix of soil and firm sand surfaces, providing a varied terrain that accommodates runners of all abilities. Set in a scenic natural env..

The Avebury8 Nine is a small, highly regarded trail race set in the Avebury World Heritage Site in Wiltshire. The roughly 9-mile course starts and finishes in Avebury, with the route starting on Bray Street, heading north to Yatesbury Lane, through Yatesbury, and returning to Avebury High Street to..

Broadway Marathon & Half Marathon takes place in Broadway, Worcestershire, in the northern Cotswolds. The event offers two distances: a marathon and a half marathon. The course is long, hilly and muddy, predominantly on trails and unpaved tracks with a few minor road sections.It starts and finishes..

The Smurf Run is organised by Saturn Too Limited, a franchise partner of Saturn Running, and is scheduled for 22/11/2025 at Dare Valley Country Park, Aberdare, CF44 7PS. The event is run as a 7 hour Time Challenge that allows participants to choose how many laps to complete. Entry at the discounted..

The Action Heart Tuff Un is an annual multi-terrain running event held at Baggeridge Country Park in Dudley. Covering approximately 6 miles, the course features undulating trails, muddy paths, and a shallow stream crossing, offering a challenging yet rewarding experience for runners of all levels. W..