Trail Running calendar near Chepstow 2025-2026

The Haldon Halloween Twilight Run takes place in Haldon Forest near Exeter, Great Britain, offering a festive running experience on November 1, 2025. Participants can choose from three distances: a 2.5 km fun run, 5 km, and 10 km races, including Canicross options for dog runners. The event features..

OTT Ultra Marathon is a 30-mile trail race through the Brecon Beacons in South Wales. Based around Merthyr Tydfil, the course begins near Cyfarthfa Castle and follows the Taff Trail before diverging onto riverside trails toward the Beacons Reservoir. The route climbs to Pen y Fan, the region’s highe..

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..

The Dorset Hillfort Ultra is a scenic 38-mile running event set in the picturesque West Dorset, featuring a challenging course with approximately 1,300 meters of ascent. Participants will traverse from one ancient hillfort to another, enjoying stunning views of Lyme Bay and the Jurassic Coast. The r..

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..

The Sphinx AC Coombe 8 – 2025 event is held at Coombe Abbey on the outskirts of Coventry, with the race HQ outside the main visitor centre. The main 8-mile race is a tough, multi-terrain course that combines wooded trails and undulating farmland across the historic site, with an optional 8 km (5 mil..

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..

East Devon 8 Trigs 2025 is a self-navigation trail event based at Budleigh Salterton Cricket Club. Open to runners and walkers, solo entrants or teams of two. Distances: 3 Trigs Half (21km), 6 Trigs Marathon (42km) and 8 Trigs Ultramarathon (53km) – approximate.The course runs from the South West Co..

The Salt Settlers Six Hour Race is organised by Climb South West and takes place on Saturday 8 November 2025. It is a timed six hour event held around the Lower Otter valley near Budleigh Salterton. Entries open 10 January 2025 and close 6 November 2025. Entry fees listed are Solo £63 and Pair £79...

The Dark Dorset 10 is a twilight off-road running event offering a 10 km distance. The start and finish are in the park in front of Eastbury House in Eastbury Park, Tarrant Gunville, Blandford, Dorset (DT11 8JQ). Medals, trophies and refreshments are provided. Canicross is not permitted. Entries ar..

The Beacons Ultra, Marathon and Half is a multi-distance running event held around Talybont-on-Usk, in the Brecon Beacons, Powys, Wales, with Henderson Hall as the base. It offers three distances: a 49‑mile Ultra, a 26‑mile Marathon, and a 13‑mile Half Marathon, all on a mixed trail/mountain/canal/r..

Big Night Out Winchester is a night-time trail running event held at Winchester Athletics Track, Bar End, Winchester, SO23 0QA. The next scheduled race date is 08/11/2025. Distances and entry fees are: 22km - £38 12km - £32 Race bibs are collected from a registration tent at the event site. Regis..

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..

MoRunning returns to Southampton’s The Common, The Avenue (SO15 7NN) for the MoRun day, offering 1.5k Mini MoRun, 5k, 10k and Half Marathon. The course is a mix of park paths, trails and grassy sections, undulating and dog-friendly, with some muddy parts. The 5k is one lap, the 10k two laps, and the..

The One by the Canal is a scenic Half Marathon trail race running from Cowley Rec, Cowley, along the Grand Union Canal to finish at Cassiobury Park, Watford. The course uses country paths and woodland trails, delivering nature-filled canal scenery. Key features include chip timing, a finisher medal,..

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..

Trails & Tarmac 12hr Backyard Ultra takes place in Crickhowell, Powys, near the Black Mountains. The race uses a 4.2-mile loop run 50/50 on trail and tarmac, with one gradual climb and a short steep section to keep the pace fast. The format runs up to 12 hours: the first 11 laps must be completed wi..

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 in the scenic Margam Country Park and Forest, offering trail running events of 5km, 10km, and half marathon (21.1km) distances. The courses feature undulating forest paths and woodland trails with significant elevation gains—750m for the half marathon, 420m for the..

New Forest Central Trail Run is held at Roundhill Campsite in the New Forest National Park, Beaulieu Road, Brockenhurst (SO42 7QL). It offers 10km, 17km, and 22km trail routes on wide, hard-packed gravel tracks that pass through ancient woodland and heathland, with opportunities to spot native ponie..