Trail Running calendar near Abersoch 2025-2026

We have found 91 Trailruns within 80 miles of Abersoch. See below where and when you can find the races.

Join a guided recce of the iconic Paddy Buckley leg from Ogwen Valley to Capel Curig in Snowdonia, covering 16 km with 1,245 m of ascent. Small groups led by experienced mountain leaders deliver a scenic, challenging day on classic Welsh pe..

April 2026

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

UTMB Index

Run the iconic Pendine Sands on 5 April 2026 with beach out and back routes from 5k to a 32.8 mile ultra. Expect a scenic tidal course with bespoke finisher medals and trophies for top runners.

Run the Summit 2 Sea off road half marathon along the Offa's Dyke Trail from Moel y Parc to Prestatyn beach. About 13.8 miles of rewarding climbs and a big descent to sea level with stunning views and a real sense of adventure.

Long course: Challenge yourself on the 28 km Llangollen fell race across the rolling hills of North Wales, featuring demanding climbs and stunning views. Based at Llangollen Leisure Centre, entries open in advance and on the day. Short cou..

Run the rugged Carneddau and Glyderau ridges in Ogwen Valley at Plas y Brenin on 12 April 2026. Choose 15K, 25K or 40K routes across technical mountain terrain with full support and a lively event village.

UTMB Index

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.

Chester Ultra 100 is a 102 mile trail challenge around Chester on Saturday 18 April 2026, linking canals, the Sandstone Trail and Delamere Forest. Expect rugged scenery, live GPS tracking and buckle awards for finishers.

Join the Shropshire Way 80K Festival on 18 April 2026 in the Shropshire Hills for one day of trail running and walking across hill summits, ancient woodland and market towns. Choose routes from 10K to 80K, enjoy local food on course and sup..

Take on a scenic 8.6 mile loop around Trawsfynydd Lake in Snowdonia, a mixed tarmac and trail course with one testing hill and 175 m of ascent. All entry funds support the volunteer South Snowdonia Search and Rescue Team.

Join a guided 14 km trail run in peaceful Penllyn Forest on 19 April 2026, exploring quiet tracks between Bala and Lake Vyrnwy. Expect a led run with scenic stops and friendly company in person.

Run the 10k Red Squirrel trail through Ainsdale National Nature Reserve, across wooded paths and dune climbs with a chance to spot wildlife. Proceeds support Southport Stronger Together.

Run the wild coastal trails of Pembrokeshire National Park from 10K to Ultra, with cliffs, coves, sandy bays and sweeping sea views. Finishers earn points toward the Endurancelife season leaderboard.

UTMB Index

Run the stunning North Wales coast from Prestatyn to Bangor in the North Wales 50km and 100km ultramarathons on 25 April 2026. Expect flat coastal miles, inland hills and iconic sights like Conwy Castle and the Great Orme.

May 2026

Rasus y Bannau is a tough mountain trail race starting and finishing in Brecon, sending runners across the wild Bannau Brycheiniog peaks. Choose a marathon or bold 75 km and 100 km ultra routes with full checkpoint support.

UTMB Index

Take on a guided, non competitive traverse of Snowdonia's 15 Welsh 3000s, covering roughly 30 miles with about 4,000 m of ascent across Snowdon, Carneddau and Glyderau. Expert mountain guides, support vehicle and food stations included.

Experience the HOWUM 2026, a scenic 30 mile ultra through the Heart of Wales starting and finishing at Dol Lys Camp Ground in Llanidloes with no time limits. Enjoy trail views, three staffed checkpoints and a Pegasus medal at the finish.

Join a guided recce of the Moelwyns leg of the legendary Paddy Buckley Round in Snowdonia, tackling a rugged 35 km route with big climbs. Small guided groups from experienced Paddy Buckley finishers offer route tips and technical support.

Tackle the Offa's Dyke ULTRA, a 24 hour southbound run from Prestatyn along the iconic National Trail on 9 and 10 May 2026, with solo and team entries plus GPS tracking and chip timing. Support crew and vehicle required.

Explore the wild Preseli hills in West Wales up to Foel Cwmcerwyn on trail, fell and boggy terrain. Choose the shorter Beast Bach or the full Preseli Beast for a scenic, tough off road challenge with post race food and evening social.