Trail Running calendar near Mumbles 2025-2026

We have found 165 Trailruns within 80 miles of Mumbles. See below where and when you can find the races.

The Pen Y Fan Challenge is a thrilling 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 ascent of Pen Y Fan, the highest peak in South Wales. Participants will receive a free buff, medal, and chip timing, along..

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 set in the stunning landscapes of Somerset and Exmoor. Participants can choose from various distances, including 50 km, 25 km, and a family-friendly 10 km loop, all starting and finishing at the Dunster basecamp, near the iconic Du..

UTMB Index

The Dragon Slayer Ultra will take place in Itton on Sunday 3 August 2025.

The Totnes 10K is an exciting running event scheduled for August 3, 2025, starting and finishing at Borough Park, with the Totnes Leisure Centre serving as the Race HQ. This nearly all-off-road race follows the scenic River Dart and offers participants a well-organized experience, including ample fa..

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..

The Buckfast Abbey Dash is an exciting running event set to take place on August 10, 2025, in the picturesque grounds of Buckfast Abbey, following the Abbey's Summer Fair. Participants can choose from various distances, including a 2.5 km family fun run, 5 km, 10 km, and a half marathon (13.1 miles)..

The Bearwood Blast is an exciting running event featuring both 10k and 5k trail races, organized by Wye Valley Runners in partnership with InBalance Coaching. Set in the picturesque Herefordshire countryside, the races offer a scenic and varied course that includes grassy verges, farm tracks, and wo..

The Crook Peak Cake Race will take place in Cross on Wednesday 13 August 2025.

One Fyne Night is a popular running event set in the scenic Fyne Court Estate within the Quantock Hills AONB. Featuring 5km and 10km route options, participants can enjoy a beautiful course that winds through parkland and woods, culminating in a finish at the main courtyard. The event emphasizes sus..

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

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..

The Two Tunnels Races, scheduled for August 17, 2025, in Bath, UK, offer a unique running experience featuring the longest underground sections for each race distance in the UK. Participants can choose from various events, including an ultra marathon, marathon, half marathons, 10km, 5km, and family-..

The Great Links Tor – Flyer – Dartmoor Fell Series will take place in Okehampton on Wednesday 20 August 2025.

The Summer Green Man Ultra (GMU) features two challenging distances: 30 miles and 45 miles, both set on the scenic Community Forest Path around Bristol. Participants can expect a clockwise route with multiple checkpoints offering food and hydration. All finishers receive a bespoke medal and a techni..

The Black Cattle Ultra Gwartheg Duon is an exciting running event offering two challenging distances of 44 miles and 33 miles. Participants can choose to start from either Llanthony Priory or Abergavenny, following the scenic Cambrian Way to Cardiff. The route features breathtaking landscapes, inclu..

The Mendip Marauder is an exciting ultra-running event featuring two challenging distances: a 50-mile race and a 30-mile race, both set against the stunning backdrop of the Mendip Hills in Somerset, England. The 50-miler encompasses the entire Mendip Way, while the 30-miler covers the West Mendip Wa..

The Ross on Wye 10K Riverbank Run, scheduled for August 31, 2025, is a popular running event featuring a 10K race, a 5K race, and a Fun Run. The course is flat and follows the scenic banks of the River Wye, making it suitable for runners of all levels. Participants can expect chip-timed races, with..

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. Scheduled for September 6, 2025, participants can expect a challenging course with breathtaking views. The event includes chip-timed results, water stations, and a marshalled cours..

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