Trail Running calendar near Haverfordwest 2025-2026

The Margam Trail Races, organized by Trail Revolution, will take place in Margam Park on November 15, 2025. This event features a variety of race distances, including 5km, 10km, and a half marathon, designed to challenge participants on the park's scenic forest paths and woodland trails. The course..

The Cardiff Trail Half Marathon is an exciting running event set against the stunning backdrop of Castell Coch. Scheduled for November 16, 2025, this newly introduced race offers a unique blend of competition and scenic beauty, making it an ideal experience for both seasoned athletes and newcomers...

The Celtic Trail Races 2025, held in Aberdare, Wales, is a festive trail running event featuring three race options: a 50k ultra, a marathon, and a half marathon. The courses traverse scenic areas including Afan Forest, Rhigos Mountain, and the Brecon Beacons, with routes passing ancient Celtic trac..

The Nightmare Before Xmas Trail ½ Marathon is a challenging running event set to take place at the Bridgend Miniature Railway Centre. Participants will tackle a mixed terrain course that includes an 8-mile section known as The Hateful Eight, followed by an additional 5 miles filled with obstacles li..

The St David's Day Dragon Run 2026, hosted by Saturn Running, takes place in the scenic Dare Valley Country Park, Aberdare, Wales. Celebrating the patron saint of Wales, this event offers a unique 7-hour time challenge where participants can choose their running distance, starting from a minimum of..

The Nant Yr Arian Silver Trail Races, set in the stunning Cambrian Mountains, offer participants a choice of challenging routes, including a Half Marathon and a 10km race, suitable for both beginners and experienced runners. The event also features children's races for various age groups. With fully..

The Pendine Sands Races 2026 is a coastal running event offering various race options, including a marathon, half marathon, 10k, and 5k, all held on the beach. Organized by Every Mile Counts Ltd, the event provides opportunities for individual and group entries, with registration fees ranging from £..

The MTC Afanc is a challenging ultra marathon event covering approximately 39.8 miles, part of the Mount to Coast End to End Challenge Series. This race takes participants from Glasbury to Merthyr Tydfil, following the scenic National Cycle Route 8. It is also recognized as Day 5 of the CYMRUN, a si..

The MTC Y Draig Goch is a challenging ultra-running event covering 47 miles, part of the Mount to Coast End to End Challenge Series. Set to take place in 2026, the race begins at Travelodge in Merthyr Tydfil and follows the scenic National Cycle Route 8 to Llanidloes, concluding at Marco's Cafe in B..