Trail Running calendar near Merthyr Tydfil 2026-2027

We have found 374 Trailruns within 80 miles of Merthyr Tydfil. See below where and when you can find the races.

An 8.8 km fell race with 714 m of ascent around Llyn y Fan across remote moorland, requiring navigation and mountain skills. Limited to 50 runners, with entry refunds for car share and cyclists.

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.

A 10 mile cross country race around Castle Drogo on 15 November 2026, featuring 535 m of climb, muddy hilly terrain and water stations at Fingle Bridge and the finish. The event follows FRA rules and does not permit dogs or headphones.

A Movember charity run at Ashton Court Park offering 1.5k, 5k, 10k and half marathon options with chip timing, medals and headbands, mixed path and trail terrain, some hilly sections, and on course refreshments.

An AS class fell race of 8 km with 762 m ascent near Little Stretton. The partly marked route climbs four steep valleys, requires navigational skills and full WFRA kit, and has very limited parking.

A marathon and half marathon in the northern Cotswolds with a hilly, muddy course; the races are TRA licensed and run under UK Athletics rules, with a minimum age of 18 and entries opening 31 May 2026.

A seven hour Time Challenge at Dare Valley Country Park where participants choose their distance. Medals for 3 km finishers, distance pins for longer efforts, goody bags with vegan options, aid tables and free parking.

Experience an evening off road run through the tracks and trails of the Wyre Forest. This 10 km multi lap course takes runners through the dark with mandatory torches and a medal for every finisher.

An eight hour timed road event on a tarmac out and back route along an old disused train line near Exmouth. Laps are 5.3k and finishers who complete one to fourteen laps within the permitted time can collect a medal.

A short but steep fell race near Llanfoist and Abergavenny covering 5.7 km with 485 m of ascent. The course is mostly unmarked, needs basic navigation and can be affected by poor weather.

Two trail distances on 28 November 2026 around Machen, featuring wooded single track, ridgeway exposure and steep climbs. The half course is fully marked while the marathon requires self navigation with marshals at key points.

An 8 hour timed road event on 29 November 2026 near Littleham, Exmouth, with flexible turn up starts and 5.3 km tarmac laps on a former railway. Entrants are limited to 75 and medals are issued from a mixed batch.

The final race of the 2026 RTT Series takes place in Afan Forest with separate 5 km and 10 km routes from Bryn Bettws Lodge. The event features chip timing, finisher medals, marked and marshalled routes and water stations.

A time trial from Little Stretton to the Stiperstones with on the day entry and a finish to start bus. Navigational skills are required and entry fees are £8 per person with a reduced junior rate.

Ras Y Mast is a club organised running event held at Blaenwern Holiday Centre in Llanybydder, Ceredigion, featuring a mixed surface course of 6.5 miles and separate junior and senior races.

December 2026

A 14.5 km fell race near Church Stretton with about 793 m of ascent, marked and marshalled except for a section on The Lawley. Entry is online with 180 places and full FRA kit is mandatory.

Part of a 12 Days of Christmas series at Pengethley Manor in Ross on Wye offering 5k, 10k, half marathon, marathon and ultra distances on a tough off road loop. Runners and walkers have seven hours to complete their chosen distance with vir..

A festive 5 km off road Santa Dash at Tinkley Gate raising funds for Allsorts. Costumes, dogs on short leads and a 2.5 km one lap option for younger participants make this a family friendly event.

Part of a themed Christmas series at Pengethley Manor, this offroad event offers distances from 5k to ultra with a seven hour completion limit and both on site and virtual entry options.

Part of a 12-day Christmas race series at Pengethley Manor, offering 5k, 10k, half, marathon and ultra options on a 2.5 km lap off-road course. Walkers and runners have a seven hour time limit and paid entries receive a medal.

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