Trail Running calendar near Hafren Forest 2025-2026

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.

The Summit 2 Sea - Offa's Dyke Half Marathon is a challenging spring race covering approximately 13.8 miles from the summit of Moel y Parc to the coast at Prestatyn. Runners will ascend over 2,450 feet, starting at over 1,300 feet above sea..

Take on the Llangollen Fell Race on 12 April 2026 with three scenic but testing routes from 5 miles to 28 km across the North Wales hills. Race HQ serves tea, coffee and cakes and entry is open in advance or on the day.

Ogwen | Yr Helgi Du 2026 is a skyrunning style mountain trail race on April 12 at Plas y Brenin, Capel Curig, weaving technical ridges across the Carneddau and Glyderau. Expect tough terrain, stunning views and a lively event village.

Tackle a classic spring fell race in Mow Cop on Sun 12 Apr 2026: 10.5 km with 400 m of climb across stirring hill terrain. Entries on the day for adults 18 and over, with team scoring and friendly club spirit.

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.

Inaugural MTC Afanc ultra on 18 April 2026 sends runners 39.7 miles along National Cycle Route 8 from Glasbury to Merthyr Tydfil. Expect rugged scenery, strict pacing and a hard earned Afanc medal at the finish.

Take on Chester Ultra 100, a scenic 102 mile trail around Chester that links forests, ridges and castles with a generous 32 hour cut off. Live GPS tracking keeps friends and crew updated as you tackle this epic day and night challenge.

Explore the wild beauty of the Shropshire Hills while supporting Grow Cook Learn at the Shropshire Way 80K Festival. Choose from 6.5 mile, 13 mile, 26 mile or epic 50 mile routes that climb summits, pass hillforts and ancient woodlands.

Tackle a guided 18 mile trail run along the Malvern Hills ridge, with over 1300 m of climbing and spectacular views. This group run by Running Adventures suits fit runners comfortable at steady 10 minute mile pace and includes kit guidance.

Challenge yourself on the Beast of the Beacons, a trail ultra across the Brecon Beacons from Gilestone Farm on Saturday 18 April 2026 with 10, 20 and 40 mile options. Expect steep climbs, reservoir and ridge views, wildlife sightings and fu..

Discover the Black Mountains and World Heritage landscapes around Blaenavon on this LDWA long distance walk and run. Pick 20, 30 or 50 mile routes that tackle classic climbs, quiet valleys and canal side finishes.

Take on the inaugural MTC Y Draig Goch on 19 April 2026, a scenic 35 mile stage from Merthyr Tydfil to Barry Island along National Cycle Route 8. Limited to 40 entrants, all finishers earn a Y Draig Goch medal and top athletes win bespoke t..

Martley Madness is a scenic 10 miles trail race across Rodge Hill and woodland, with challenging climbs and quiet country lanes. Finishers get bespoke medals and proceeds benefit Cardiac Risk in the Young.

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 coastal trails from Little Haven in Pembrokeshire National Park past cliffs, coves and sandy bays on exposed, undulating terrain. Choose 10K to ultra, score Endurancelife points and enjoy chip timing, a finisher medal and on site suppor..

The North Wales 50km & 100km is a scenic ultramarathon event along the North Welsh coastline, starting at the Nova Centre in Prestatyn and finishing in Bangor. The 50km route covers 53.8km with 2,700ft of ascent, reaching the beach at West..

Explore Shropshire countryside on the Corvedale Cake Walk, a scenic challenge over Abdon Burf and Wenlock Edge with checkpoint cakes and hot drinks. Walkers and runners welcome, with proceeds supporting local church communities.