Trail Running calendar near Portishead 2025-2026

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 Ramsbury Gold 10km is a scenic trail race held on August 10, 2025, at Ramsbury Brewery within the picturesque Ramsbury Estate in Wiltshire. The course is multi-terrain, primarily off-road, and suitable for all abilities, including canicross participants. The race features a challenging route wit..

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.

The Ragleth Inn race, organized by Mercia Fell Runners, is a fell running event set in Little Stretton, West Midlands. The race features a new route for 2024, covering a distance of 4.4 km with a total ascent of 390 meters. Participants can register on the day or pre-register, with entry fees varyin..

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 Sunflower Stride is an exciting evening running event held in Dorchester, Dorset, featuring 5k and 10k races through stunning sunflower fields and scenic landscapes. Designed for runners of all abilities, the 5k is open to participants aged 13 and above, while the 10k welcomes those aged 16 and..

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 Big Pilgrimage is an exciting mixed terrain running event featuring a 15-mile course and a marathon, set to take place along the historic 'Old Way' Pilgrim Trail from Southampton to Canterbury. Participants will enjoy scenic views as they traverse beautiful coastal and countryside paths, with no..

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

The Summer GMU is an ultra-running event offering two race distances: 30 miles (The Green Boy) and 45 miles. Both races take place on the same course in Bristol’s Community Forest Path, running clockwise, with checkpoints providing food, drink, and support. Finishers receive bespoke medals and techn..

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 Summer Green Man Ultra is a 45-mile ultramarathon around the City of Bristol, organized by Ultra Running. Participants can choose from various entry options, including individual and relay categories, with registration open until August 22, 2025. The event takes place at Aston Park School and of..

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..

The Southampton Running Festival, organized by RunThrough UK, will take place on August 31, 2025, in the scenic Southampton Common. This event features multiple race distances, including a 5K, 10K, and Half Marathon, along with junior races. Participants can expect a picturesque route that showcases..

The Joust 12hr & 24hr is an off-road ultra running event held at Top Barn Campsite in Worcester, featuring both a 24-hour race and a 12-hour challenge. Participants can compete solo or in teams, running on a looped course approximately 5.5 miles long across private farmland. The event offers medals,..

The RIDUM 2025 is a challenging 30-mile ultra marathon set along the Rhymney Valley Ridgeway Walk in South East Wales. Participants will traverse varied terrain, including lanes, trails, and woodland, with a total elevation of 4,252 feet. The route features notable points such as Mynydd Machen, the..