Trail Running calendar near Narberth 2025-2026

The Hateful 8 Ultra Loop is an ultramarathon challenge staged near Bridgend, South Wales, at the Bridgend Miniature Railway in Aberkenfig. Runners tackle a 9-mile loop and aim to complete as many laps as possible within an eight-hour window. The mixed-terrain course includes a challenging hill, a sc..

The Beast of the Blacks is a trail running event held on Saturday 14 March 2026 from Llanbedr Hall, Nr Crickhowell, Powys (NP8 1SR). The event offers three marked routes with GPX files available: 11 miles / 17 km 20 miles / 32.5 km 40 miles / 65 km Minimum age to enter is 17. Entry fees listed ar..

The Nant Yr Arian Silver Trail Races take place on 14 March 2026 at Nant Yr Arian in the Cambrian Mountains. The event is organised by Aberystwyth Athletic Club and is the ninth edition. Routes are in mountain terrain, fully signed and waymarked, with marshals and GPX files available as backup. The..

Saturn Too presents The Dashing Dog Charity Run - Wales at Dare Valley Country Park in Aberdare. This inclusive seven-hour time-challenge allows runners to complete as many laps as they wish, with a minimum 3 km per lap and a full lap around 7 km on paths, subject to safety changes. The scenic cours..

Red Warrior’s Annual Multi Terrain Races take place at Margam Country Park. The event offers 5K, 10K and 20K distances, with separate races for Canicrossers and solo runners. Now in its 6th year, the race emphasizes a varied, challenging course across Margam’s terrain.The next edition is scheduled f..

The Pendine Sands Races take place on 5 April 2026 at Pendine Sands, with start and finish next to Barnacles Cafe, Sea View, Pendine, SA33 4NY (what3words ///steepest.daisy.leafing). Distances offered: 5k 10k Half Marathon Marathon Ultra (listed ultra distance: 32.8 miles) Entry fees are stated a..

Steaming to the Coast is a unique trail running event held along the scenic West Somerset Railway in Minehead, Somerset. Utilizing the UK's longest standard gauge steam railway, participants ride a steam train from Minehead to Bishops Lydeard before embarking on their runs. The event offers three di..

Vale Coastal Races are the Vale of Glamorgan Ultra and Coastal Races, the original trail events along the Vale of Glamorgan coastline in South Wales, now in their 11th year. Distances are 32.5 miles for the Ultra, 18.5 miles for the Trail (Mini Ultra), and 10 miles for the Trail. The route follows t..

Aspire X Events will stage the RTT Gower Trail event on 11/04/2026 at Oxwich Bay, Swansea, Wales (SA3 1LS). It is the first event of the 2026 Run The Trails Series. The event includes chip timing, a finisher's medal, water stations and checkpoints, and event facilities. An award ceremony is planned..

MTC Afanc is a 39.8-mile ultramarathon in mid-Wales, running from The River Wye Activity Centre in Glasbury, Powys to Travelodge Merthyr Tydfil. It’s Day 1 of the Mount to Coast End to End Challenge and Day 5 of Wales’ CYMRUN, with competitors sharing a single-day route along National Cycle Route 8,..

Cymoedd Sir Fynwy, staged by South Wales LDWA, is held at The Girl Guide Hall, Fairfield Car Park, Abergavenny (NP7 5TR). The event offers three distances—50 miles, 30 miles and a new 20-mile route—making it LDWA's toughest mountain challenge. The route winds through the Black Mountains and the Worl..

Beast of the Beacons is a three-distance trail-running challenge staged by Limitless Trails in the Brecon Beacons National Park, starting and finishing at Llangynidr Village Hall in Crickhowell, Wales. Runners tackle 10 miles, 20 miles or 40 miles, with elevation gains of roughly 2,026 ft, 4,219 ft..

MTC Y Draig Goch is a 47-mile ultramarathon, Day 6 of the Mount to Coast End to End Challenge within Ultra Running Ltd’s CYMRUN series. The route follows National Cycle Route 8 from the Travelodge in Merthyr Tydfil to Barry Island, with Cardiff reached along the way. Runners receive a bespoke finish..

The Smugglers Way is a supported, self-navigation trail run in Cornwall, staged on 25 April 2026 from Boscastle to Looe. Runners traverse Cornwall’s interior via Bodmin Moor, Brown Willy, and tors, through wooded lanes and valleys to the south coast finish at the HANNAFORE POINT HOTEL. Distances are..

Endurancelife's Pembrokeshire event unfolds in Little Haven, Pembrokeshire, Britain’s coastal National Park celebrated for rugged cliffs and sea views. The trail offers four distance options: 10K (7.5 miles), Half Marathon (13.4 miles), Marathon (27.3 miles), and Ultra (34.7 miles). Courses mix gras..

Saturn Running's "The Nearly But Not Quite London Marathon - Wales" takes place at Dare Valley Country Park in Aberdare. This inclusive event offers runners the flexibility to choose their distance within a 7-hour time challenge, with laps of approximately 4.37 miles (7km) on well-maintained footpat..

The HOWUM 2026 is a 30-mile ultra in mid-Wales, starting and finishing in Llanidloes. The route forms the Heartlands of Wales circular, merging four trails—the Sarn, Glyndwr’s Way, Severn Way and Wye Valley Walk—toward the source of the River Severn and back, with no time limits. Runners pass landma..

Rasus y Bannau is a series of long-distance mountain races that start and finish in Brecon and follow circular routes through the Bannau Brycheiniog (Brecon Beacons) National Park. The event offers three distances and uses marked routes plus a GPS trace for navigation. Participants must carry a com..

Westcountry Ultra Hilly 50 is a 50-mile trail ultra run by Albion Running, starting and finishing at West Somerset College in Minehead, Somerset. The route climbs about 7,337 ft, taking in North Hill and Bossington Hill, Culbone with the UK’s smallest parish church, Porlock Weir, and Dunkery Beacon,..

Endurancelife Exmoor, held in the western reaches of Exmoor National Park near Martinhoe, offers four distances: 10K (6.3 miles), Half Marathon (13.3 miles), Marathon (26.5 miles), and Ultra (31.8 miles). The route is billed as one of the toughest in the Endurancelife Series, delivering a true endur..