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.

Experience a scenic 50 mile point to point ultra from Taunton to Minehead, starting on flat canal towpaths then rolling coastal trails past marshes, beaches and woodland. Enjoy aid stations, a medal and stunning Westcountry views.

A 50 mile trail ultramarathon on coastal and upland terrain around Minehead with about 7,337 ft of ascent, six aid stations and a 16 hour cutoff. It is a cupless race with GPX navigation provided.

Westcountry Ultra 100 is a scenic and tough 100 mile trail from Taunton to Minehead, following canals, rivers and coastal paths. Expect dramatic views, challenging climbs and a 32 hour cutoff with plentiful aid stations.

Endurancelife Exmoor in Martinhoe on 9 May 2026 offers 10K to ultra trail distances across moorland, woods and coastal terrain. Entries include electronic timing, a fully marked course and a finisher medal.

UTMB Index

A Welsh trail event offering a 100-mile loop from Abergavenny and a 100 km route from Talgarth to Abergavenny, both following Offa’s Dyke, Cambrian Way and Beacons Way across mountain terrain.

The Ridgeway 40 offers a 40-mile journey along the ancient Ridgeway track from Avebury to Streatley. Traverse chalk downlands across three counties with support at checkpoints. Open to walkers and runners aged 14 and up.

Three off-road fell races around the Preseli hills centred on Maenclochog village green, including a roughly 24 mile Preseli Beast with substantial ascent, mixed terrain and feed stations about every five miles.

Apocalypse Ultra in Church Stretton on May 9, 2026 challenges you with four rugged loops totaling up to 50 miles and over 10,000 ft of ascent. Run any loop in any order within a 16 hour time limit and enjoy a rolling buffet at HQ.

Join the Dilton Dash on 10 May 2026 at Dilton Marsh for scenic multi terrain 10K, 3K and 1/2K fun runs supporting village causes. Expect stiles and gates, medals for all finishers and prizes for winners.

Tackle the scenic 10 km Scorpion Run at Symonds Yat Rock in the Forest of Dean with winding trails and a final climb to the finish. Enjoy undulating gravel tracks, riverside views and a cafe at the start and finish for post run treats.

A series of marked trail races around Stroud and the Cotswolds using towpaths, commons and old railway lines, with checkpoints, water stations, marshals and map/GPX support.

Take on the Caradoc Classic, a scenic 3.5 miles fell race from Church Stretton climbing about 268 m. Part of the local Summer Series, this friendly community event includes junior races and on the day entries.

The OTT Marathon & 10 Mile Race offers a challenging mountain run through the Brecon Beacons. Choose between a full marathon with significant climbs or a 10-mile trail route. All finishers receive a commemorative coaster and buff.

Starts at The Unicorn Inn in Telford, the route follows Ironbridge Gorge and the Silkin Way. Options include eight miles, sixteen miles or a full marathon and food and ales will be available afterwards.

Join the Semington Slog on 16 May 2026 for a scenic 10K or family 2K around the village, canal towpath and leafy lanes. A friendly community fundraiser at St Georges School with marshalled routes, children’s activities and tasty food, plus..

Run the Shropshire Historic 50K from Telford Town Park to The Quarry Park in Shrewsbury on 16 May 2026, via Ironbridge, Buildwas Abbey and Wroxeter Roman City. Officially measured with chip timing, nutrition stations and free photos.

A fell race at Meldon Reservoir near Okehampton featuring a senior 8 km route with 415 m ascent and junior 2 km and 4 km races. Entry is by pre entry, limited to 50 runners and the event carries a Fell Runners Association permit.

The Maverick Cotswolds Trail returns for its 11th year on May 16, 2026. Starting from the historic Sudeley Castle, runners can choose from five scenic trail distances, from a 7km Short to a 51km Ultra. This dog-friendly event features a cup..

The Beer Blazer is a multi-terrain fundraiser for a local school, set on the Jurassic Coast. Choose from a challenging 10-mile trail, a 6-mile route, or a family friendly fun run. The event finishes with a BBQ and offers prizes for the top..

This 10K trail race starts and finishes on Cocklemoor in Langport, taking runners across mixed terrain paths through the Somerset Levels and countryside. It follows UK Athletics rules and is open to participants aged 17 and over.