Trail Running calendar near Aberdyfi 2026-2027

We have found 240 Trailruns within 80 miles of Aberdyfi. See below where and when you can find the races.

Trail races of 10k, 21k and 42k take place in Delamere Forest with marked routes, GPX support and marshals. An event village offers food, drinks and partner freebies, and discounted event t shirts are available.

A 7 hour time challenge at Dare Valley Country Park offering distances from 3 km up to ultra and 50 km. Finishers receive a themed medal and distance pins, with aid stations and vegan options on course.

May 2026

Experience a challenging trail event along the Worcestershire Way with four distance options up to 47 miles. Navigate steep climbs with support from checkpoints and pace leaders to earn a bespoke finishers medal.

Three long distance mountain trail races around the Bannau Brycheiniog starting and finishing in Brecon, offering 100 km, 75 km and marathon distances with substantial ascent and on-course support.

Experience an epic guided traverse of the fifteen 3000 foot peaks in Snowdonia. This 48 km mountain run includes 4000 meters of elevation gain across three iconic ranges with full support and logistics provided.

Experience 30 miles of Welsh beauty on a circular route from Llanidloes. This inclusive trail event features 4,356 feet of elevation gain with no time limits and fully stocked checkpoints.

A trail event from Carding Mill Valley offering a Half Marathon or Marathon over a 13.1 mile lap of the Long Mynd, with entries limited to 200 for the main race and a virtual option during the week of May 4th.

A guided recce of the Paddy Buckley leg from Capel Curig to Nantmor across the Moelwyns, covering 35 km with 2,500 m of ascent on 3 May 2026. Small groups led by Mountain Leader qualified guides; entry fee £95 and minimum age 18.

The Sirhowy Challenge is a 10 mile multi-terrain race featuring a 1,500ft climb to Machen Trig Point. Participants enjoy a scenic loop through the Sirhowy valley with awards and a finishers social at the local club.

A provisional cross-country race at Sheinton Church near Cressage on 6 May 2026. The course is 5.3 km with 100 m ascent, entry is on day only with a fee of £8, and 2026 will be the last running.

Run 24 hours along Offa's Dyke National Trail from Prestatyn on May 9 2026. Solo and team entries offer a continuous coastal to countryside challenge with staffed checkpoints and a finishers medal to mark your achievement.

Test your endurance on a technical 3.2 mile mountain loop at Mynydd Troed. Complete as many laps as possible within ten hours as a solo runner or part of a team in the heart of the Black Mountains.

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.

A 115 km multi-discipline race from Abersoch Beach to Snowdon summit and back, combining a sea swim, road cycling and a mountain ascent via The Watkin Path. The 2026 event reached a 400-person capacity and is currently sold out.

Experience the beauty of North Pembrokeshire with three off road fell races through the Preseli hills. Enjoy spectacular summit views, well stocked aid stations, and a community atmosphere complete with post race refreshments.

Conquer up to 50 miles and 10000 feet of elevation in the hills of Shropshire. Choose your own path through four unique loops in any order or direction while enjoying a 16 hour buffet at the central race headquarters.

A three-stage route linking Snowdon, Cadair Idris and Pen y Fan across North, Mid and South Wales, covering about 17 miles and 2,334 m of ascent in roughly 19 hours. Options include guided events with leaders and transport or self-organised..

A recce of the Paddy Buckley leg from Nantmoor to Beddgelert Forest over the Hebogs, covering 15 km with 1,580 m ascent in Snowdonia. Small guided groups led by Mountain Leader qualified runners, age 18 plus, entry fee £65.

Trail runs through Margam Country Park offering 5 km, 10 km and Half Marathon routes with live chip timing. Canicross is allowed and finishers receive a medal, merchandise and refreshments.

Experience an off road running event in the Clwydian Range featuring marathon, half marathon, and 10k distances. Take on hilly trails with sustainable local support and options for canicross runners.

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