Trail Running calendar near Haverfordwest 2025-2026

We have found 74 Trailruns within 80 miles of Haverfordwest. See below where and when you can find the races.

The My Little Care Bear Run, organized by Saturn Too, takes place at the scenic Dare Valley Country Park in Aberdare. This nostalgic event invites participants to relive the 1980s with a fun running challenge. Runners can choose their distance within a 7-hour time limit, with options starting from a..

Ultra X Wales is a multi-stage ultra-marathon event set in the stunning landscapes of southern Snowdonia, Wales. Participants can choose from various race distances, including 110km, 60km, 50km, and 25km, with options for both single and multi-day formats. The course features looped routes that show..

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The Beacons Way Ultra 100km is an exhilarating ultramarathon set in the stunning Brecon Beacons National Park, covering a distance of 62 miles with an elevation gain of 3,451 meters. Scheduled for July 26, 2025, the event allows 500 participants, who must apply and demonstrate prior ultramarathon ex..

The Pen Y Fan Challenge is an exciting trail running event set to take place on July 27, 2025, featuring two race options: a 5-mile and a 13-mile course. Both routes include the stunning ascent of Pen Y Fan, the highest peak in South Wales. Participants will receive a free buff, medal, and enjoy chi..

August 2025

The EDDUM is an exciting 50-mile trail running event set to take place around the scenic Epynt Way, showcasing the stunning landscapes of Wales. Participants will traverse a mostly untouched permissive path that loops around the Sennybridge Training Area, the UK's third-largest military training gro..

The South West Coast 50 Ultra Challenge is a premier endurance event taking place in Somerset and Exmoor, featuring a scenic 50 km loop, along with 25 km and 10 km options. Set against the backdrop of Dunster Castle, participants can walk, jog, or run while enjoying stunning coastal views and challe..

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The Brecon Beacons 51K event, part of the RunThrough UK series, will take place on August 9, 2025, in Talybont-on-Usk, UK. Participants can choose from three trail distances: 10K, 24K, and the challenging 51K ultra. Each route features rugged trails, scenic climbs, and stunning views of the Brecon B..

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The Beast of Llangattock is a challenging trail running event featuring distances of 10k, 10 miles, 20 miles, and 32 miles. Set in the stunning landscapes of Llangattock, participants will navigate through fields, ancient pathways, and the breathtaking Llangattock Escarpment. The event promises a sp..

The Beast of Bryn 2025, organized by the Bryn Residents Action Group (BRAG), is a challenging running event set in the scenic Afan Forest Park. Participants can choose between two distances: approximately 6.5 miles (10.5 km) or 10.5 miles (17 km), with significant elevation gains. The event, which b..

September 2025

The RIDUM is an exciting 30-mile ultra marathon set in the scenic hills of South East Wales, specifically along the Rhymney Valley Ridgeway Walk. Participants will tackle a challenging course featuring 4,252 feet of elevation, offering breathtaking views and a diverse terrain that includes lanes, tr..

The RunThrough Snowdonia Sea2Sky event features 53k and 25k trail races set against the stunning backdrop of Snowdonia, taking place on September 6, 2025. Participants can expect a challenging course with breathtaking views, along with a bespoke finisher's medal, chip-timed results, and water statio..

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The Barney to Beach event is an exciting 8-mile run taking place from Barnstaple Pannier Market to Crow Point, featuring diverse terrains and stunning views of North Devon. Scheduled for September 14, 2025, this community-focused event welcomes both runners and walkers, with a special children's fun..

The Trails & Tarmac Backyard Ultra is an exciting endurance running event set in the scenic Black Mountains near Crickhowell, Powys. Participants will tackle a 4.167-mile loop that combines both trail and tarmac surfaces, featuring a mix of flat terrain and a few climbs. The event encourages runners..

The Abersoch Half Marathon is a scenic 13.1-mile race held in the picturesque seaside village of Abersoch, North Wales. The course features a mix of road and beach running, culminating in a vibrant finish along Abersoch Beach. Participants can expect a lively atmosphere with music, refreshments, and..

The Maverick X Series Afan Forest 2025 is an exciting trail running event set in the scenic Afan Forest Park, South Wales. Participants can choose from four routes: Ultra (50km), Long (42km), Middle (25km), and Short (10km), each featuring a mix of challenging terrain and beautiful landscapes. Runne..

The Doone Run is a thrilling 10-mile multi-terrain trail running event set in the stunning Exmoor National Park, starting from Watersmeet and leading to the Valley of the Rocks. Organized by the Ilfracombe Running Club, this race offers participants a challenging course that combines coastal paths a..

The Pumsaint Trail Half Marathon is set to take place on September 21, 2025, featuring a challenging 13.1-mile course through scenic trails. Participants can also join a 6.5-mile fun run and children's races, promoting inclusivity for all ages. The event offers age category prizes for the half marat..

October 2025

The Exmoor Coast 55 is a challenging ultra marathon event that takes participants along the stunning South West Coast Path from Combe Martin to Minehead. Covering a distance of 55 kilometers, this race showcases the breathtaking landscapes of Exmoor National Park, including the highest sea cliffs an..

The North Coast 110 is an ultra marathon event taking place from October 3 to 4, 2025, featuring four challenging distances: 110 miles, 110 km, 65 km, and 55 km. Participants will navigate the stunning North Coast of the South West peninsula, with the 110-mile route boasting nearly 6,000 meters of e..

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The Gower Ultra 50, Ultra Bach & Trail Race is a series of long-distance trail races set along the stunning Wales Coast Path in the Gower Area of Outstanding Natural Beauty. Participants can choose from three race options: the Gower Ultra 50, which circumnavigates the Gower peninsula, the Gower Ultr..

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