Trail Running calendar near Merthyr Tydfil 2025-2026

We have found 252 Trailruns within 80 miles of Merthyr Tydfil. See below where and when you can find the races.

The Way of the Dead is a rugged 50k Dartmoor traverse on 28 March 2026, finishing at Tavistock Stannary Brewing Company. Enter solo or in pairs for a scenic but testing navigational challenge across tors and moorland.

Beyond Bristol offers scenic urban trail running on 28 March 2026, starting and finishing at Museum Square. Choose 25 km or 55 km routes that wind under Clifton Suspension Bridge and through parks, woodland and old railway lines with chip t..

Run scenic loops through Bath past the Royal Crescent and River Avon, with distances from 10 km to 50 km. Fully supported with rest stops, catering and medical teams; finishers get a medal, T shirt and a glass of fizz.

UTMB Index

Enjoy scenic trail running at Escot Park near Exeter, with rolling climbs, mud and a two lap half marathon or single lap 10K, plus canicross options. Professional timing, medals and refreshments on site make it a fun off road day out.

Ras yr Aran on 28 March 2026 starts from Llanuwchllyn village hall near Bala and offers a testing 10 mile senior race with about 945 m of ascent across classic North Wales terrain. Teams and juniors welcome with limited entries.

Run the 32 mile Ultra in the Black Country on 29 March 2026 from Baggeridge Country Park near Dudley. This traffic free loop along canal towpaths and disused railway lines includes mandatory head torch tunnel sections for a true adventure.

Take on hilly, muddy trails at the Minster Challenge in Axminster on 29 March 2026 with 12km, 5km and family friendly 3km options. All finishers get medals, winners earn prizes and homemade refreshments will be served by Axe Valley Academy..

Run the Feighan Fury, a 10 mile multi terrain trail through private estates in mid Devon with hills, woods and river sections for a proper off road challenge. Prefer a gentler pace? Try the 5 km Templeton Trail fun run and enjoy village HQ..

Join the Run Upcote Spring Trail on 29 March 2026 at Upcote Farm for a scenic 5 mile off road race across bridleways, farm tracks and forest paths with testing climbs and descents. Entries are limited so expect a friendly, well supported ev..

Take on the finale of the Shropshire Winter Series at Ercall Wood, a tough 8.8 km fell race climbing 519 m on scenic Ercall Hill. Pre entry or on the day entries accepted and junior races run for ages 12 to 17.

April 2026

The Aberdyfi Half Marathon will take place in Aberdyfi on Saturday 4 April 2026.

UTMB Index

Inaugural BOWUM on 4 April 2026 from Monmouth: a 30 mile circular ultra across the Borderlands of Wales. Mostly trail, with scenic castle views on parts of the Three Castles Walk and Offa's Dyke Path, three manned checkpoints and a finisher..

Run Pendine Sands on firm beach along a scenic out and back course with distances from 5k to ultra. Finishers earn bespoke medals, category winners take trophies, and the event is cup free so bring a reusable cup.

Steam to the coast then run back to Minehead along scenic trails and the ridgelines of the Quantock Hills. Choose 11 km, 11 miles or the 26.2 mile marathon as heritage steam trains ferry runners to their starts.

Discover the Vale Coastal Races on 11 April 2026 with 32.5 mile ultra, 18.5 mile and 10 mile trail options. The Wales Coast Path hugs cliffs, beaches and coves, finishing at Ogmore by Sea with marked notes and checkpoints.

Enjoy stunning coastal, woodland and dune trails at Oxwich Bay with 5 km, 10 km or a self navigated half marathon. Part of the Run The Trails Series, the event is timed and all finishers receive a medal.

Run the stunning South West Coast Path from Exmouth to Seaton with about 4,000 feet of ascent and a beach finish in Seaton. Choose solo, relay or the Sidmouth to Seaton option for a classic spring trail challenge.

The Big Cheese is an off road fell race in Cheddar, Somerset, covering 15 miles across the Mendip Hills with over 2,000 ft of climb. Take on a fully marked course and enjoy a finisher's medal plus tea and cake at the end.

Take on the Wild Horse 200 series and run 200 miles across unforgettable Welsh trails and mountains. Pick the South Wales route finishing at Worms Head in April 2026 or the Mid Wales loop starting and ending in Machynlleth in June 2026.

Take on the inaugural MTC Gelert 47 mile ultra from Barmouth to Llanidloes on 16 April 2026, the third day of the MTC CYMRUN end to end. Limited field, bespoke medal for all finishers and real time tracking for supporters.