Trail Running calendar near Monmouth 2025-2026

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..

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, enjoy..

Run the rugged foothills of the Brecon Beacons on 8 November 2025 with the Beacons Ultra, Marathon and Half in Talybont on Usk. Choose from 49 mile ultra, 26 mile marathon or 13 mile half on scenic trail, mountain and canal terrain.

Event overview The Dark Dorset 10 is a twilight trail race run by Tri-Counties Trail Running. The course is an entirely off-road 10 km route that starts and finishes in the park in front of Eastbury House. The route goes through woods into..

Endurancelife Gower at Oxwich Bay offers dramatic cliff top, dune and beach running across the stunning Gower coast. Choose from 10K to ultra distances on challenging terrain and finish with a finisher's medal on 8 November 2025.

MoRunning returns to Ashton Court Park in Bristol on 9 November 2025 with 1.5k, 5k and 10k trail friendly routes that mix paths, mud and a testing hill. Support Movember for men's health, grab a finisher medal, wear fancy dress and join the..

Run a scenic half marathon along the Grand Union Canal from Cowley Recreation Ground to Cassiobury Park, featuring country trails and woodland paths. Chip timing, a finisher medal and on course refreshments make this a rewarding challenge.

Explore Shaw Forest Park, West Swindon on Sunday 9 November 2025 for an orienteering event with courses for beginners to experienced navigators across mixed forest and open terrain. Online entry only, limited maps available so book early.

Join this atmospheric night off road 10 km at Wyre Forest Visitor Centre on 12 November 2025, run as two torchlit laps over trails and tracks. Canicross friendly and with limited entries, it promises muddy fun and a finishers medal.

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, me..

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..

Take on the Trails & Tarmac 12 hour Backyard Ultra in the Black Mountains near Crickhowell, repeating a 4.2 mile mixed trail and tarmac loop each hour. Earn medals for every lap and fight it out on the final timed loop to win.

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..

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 accomm..

Event overview Callow is a confirmed fell race scheduled for Sunday, 16 November 2025. The course is an AS category fell race of 8.1 km with 762 m total ascent. The route starts near Little Stretton, includes four steep valley climbs, and f..

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 s..

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,..

Run the Broadway Marathon or Half Marathon on 16 November 2025 through the northern Cotswolds, starting and finishing in charming Broadway village. Mostly trail with a climb to Broadway Tower, both routes reward you with beautiful views.

Take on undulating trails, muddy paths and a shallow stream at the Action Heart Tuff Un, a rugged 6 miles at Baggeridge Country Park in Dudley on 16 November 2025. Enjoy a muddy multi terrain challenge while supporting Action Heart.

Dark Valley, Night Trails is a night-time trail run at Moors Valley Country Park, Ashley Heath, near Ringwood, Dorset. The 10km loop winds through wide, tree-lined forest tracks on the Hampshire/Dorset border, with 1, 2, or 3 laps for 10km,..