Trail Running calendar near Merthyr Tydfil 2026-2027

We have found 273 Trailruns within 80 miles of Merthyr Tydfil. See below where and when you can find the races.

Pilgrim 6 is a demanding 32 km mountain run featuring three ascents of Pen y Fan in the Brecon Beacons. Participants navigate six unique paths without repeating any route. The event offers both a classic trail run and a weighted category ca..

November 2026

A trail ultramarathon of about 36 miles around Maiden Newton, Dorset, with roughly 1,300 m of ascent, mostly off road and served by six aid stations. Navigation files and mandatory basic self-sufficiency kit are required.

Tackle the Apocalypse Run, a rugged 10 mile trail through Stonehouse with a stiff opening climb and muddy, undulating terrain. Canicross runners welcome and all finishers get a medal for braving the off road challenge.

Run the November Nightmare in Telford from 1 to 8 November 2026 a unique eight day challenge where you can enter any single day or tackle them all. Daily courses of 8, 16 or 26.2 miles pass through Ironbridge and earn a medal each day.

Five ultra events on the South West Coast Path, from 38km to 178km. Traverse coastal scenery from Hartland to Exmoor, with significant elevation. All finish at the South West Coast Path Monument in Minehead.

Coastal trail running at Oxwich Bay on 7 November 2026 with 10K, half, marathon and ultra options across cliffs, dunes and beaches. Fully marked courses feature electronic timing, medals and on-site amenities.

UTMB Index

Three distances on mixed terrain in the Brecon Beacons. The event offers an ultra (~50mi), marathon (~26mi), and half marathon (~13mi), all starting and finishing in Talybont-on-Usk.

A 6 mile out and back fell race with 1900 feet of ascent around Rhobell Fawr, starting and finishing at Llanfachreth village hall. It opens the Meirionnydd Winter Race Series and requires full WFRA kit and fell shoes.

Trail Revolution stages three waymarked trail races at Margam Park on woodland paths, offering 5 km, 10 km and half marathon distances with checkpoints, GPS routes and parking included in the entry.

Off road 5 km and 10 km races around the Bath Skyline in November, with night and day options, a kids 500 m and a canicross wave. Mixed trails, muddy sections and marked routes with a large two sided medal for finishers.

A 10 km multi terrain trail run around Beckbury, Shropshire, featuring the Badgers Bite Hill, marshalled and signposted with a halfway drinks station and a finisher medal.

Overview The Drogo 10 is a multi-terrain fell race, categorised as FRA BM and run under FRA regulations. It takes place at Castle Drogo on the National Trust estate. The course distance is approximately 10 miles (16 km) with a total climb o..

An eight hour timed road event on 28 November 2026 near Littleham, Exmouth, with 5.3 km laps on a measured tarmac out and back route along an old disused train line. Entrants must be 18 or older and the field is limited to 75.

An eight hour timed road event near Exmouth on an accurately measured tarmac out and back course along a disused train line. Flexible arrival on the day, lap length is 5.3 km and medals come from a mixed set.

December 2026

A winter trail event in the Brecon Beacons from Cwmdu Hall offering 14 km, 10 mile and half marathon routes on technical mountain terrain with marked courses, stocked checkpoints, medical support and a festive gift exchange.

Take on the Cardington Cracker, a 9 mile fell race near Church Stretton with 793 m of climb and breathtaking Border views. Pre entry only and limited parking mean early sign up is essential for this rugged, rewarding test.

Partridge in a Pear Tree kicks off a festive running series, with a challenging off-road course in the grounds of Pengethley Manor. Runners can choose their distance, from a 5k to an ultra, and have seven hours to complete it. The event als..

Dash through the festive trails at the National Trust's Tinkley Gate in this family-friendly 5 km off-road event. Wear your best Santa suit, bring your dog on a lead, and support the Allsorts charity. All paces are welcome for a fun, commun..

The 2 Turtle Doves is a Christmas-themed running event where you choose your distance, from 5k to Ultra, and have 7 hours to complete it on an off-road course at Pengethley Manor. It's open to walkers and runners, with virtual participation..

The 3 French Hens Run is a festive off-road event in Ross-on-Wye, part of a 12-day Christmas series. Choose from 5k to Ultra distances and tackle a hilly vineyard course within a 7-hour limit. A virtual run option is also available for glob..