Trail Running calendar near Portishead 2025-2026

Steeple Barton Chase is an annual fun running event held at Barton Abbey in Steeple Barton, Oxfordshire, located between Oxford and Banbury. The event features undulating courses combining on- and off-road terrain, offering a 10K main race and a 5K run for less intense competition. Additionally, the..

The Quantock Hills Half Marathon, organized by Prosper Events, is a challenging and scenic trail race held in the Quantock Hills near Kilve Court, Somerset. The course features a mix of tough climbs, rolling hills, technical trails through forests, quiet country lanes, and open moorland, offering ru..

The Monross Trailblazers - Blaze the Biblins is a trail running event held on October 5, 2025, at Biblins Youth Campsite near Doward, Ross-on-Wye, within one of Britain's finest Areas of Outstanding Natural Beauty (AONB). Covering approximately 6 miles (10k), the course features a mix of climbs, fla..

The Barrows and Downs event, organized by And Over Trail Events, is a marathon and half marathon set in the historic southern Salisbury Plain in Wiltshire, England. Participants run among ancient barrows dating back to 3500 BC, enjoying scenic views of the Wiltshire Downs. Both race routes start and..

The ColyTEN is a scenic 10-mile multi-terrain race held in Colyton, starting and finishing at the Peace Memorial Playing Fields. Approximately 80% of the course is off-road, featuring a route along the River Coly, a steep climb through Ox Woods, and undulating woodland trails in Morganshayes. The fi..

The Autumn 100 is a 100-mile continuous trail race held in the twin villages of Goring and Streatley on the River Thames in South East England. The course forms a cross shape, consisting of four 25-mile out-and-back sections along the Ridgeway and Thames Path National Trails. Runners face a mix of 2..

The Forest of Dean Ultra Marathon will take place in Coleford on Saturday 18 October 2025. You can run 34 miles.

The Maverick Jurassic Coast 2025 is a trail running event held in Corfe Castle, Dorset, along the scenic Isle of Purbeck and part of the renowned 95-mile Jurassic Coast. Participants can choose from four distances: Ultra (102 km), Long (54 km), Middle (24 km), and Short (12 km), each featuring chall..

The White Horse Gallop is a challenging approximately 12K off-road race held near Westbury, Wiltshire. The course runs along bridle paths and the Imber Range, offering runners close views of the iconic Westbury White Horse. This event is part of the Wiltshire Off Road Race League and is open to runn..

The Keynsham Dandy is an off-road running race organized by Town and Country Harriers (TACH) in the Bristol area. The event covers approximately 12.5 miles, starting in Keynsham and featuring a scenic route that includes the revival of the Compton Dando section, complete with a stream crossing. The..

The Giddy Horse Backyard event is a unique running experience taking place at Chepstow Racecourse in Piercefield Park. Scheduled for October 25, 2025, it features various race formats including 8-hour, 12-hour, 24-hour, and relay options, all set on a scenic 4.167-mile loop that combines woodland, p..

The Thames Trail Ultra is a challenging 47-mile point-to-point ultra-marathon along England’s longest river, the Thames. Starting near Oxford in Iffley and finishing at the YMCA Y Centre in Henley-on-Thames, the course follows the scenic Thames Path and Ridgeway National Trails. Runners experience a..

The Worcester Ring Run is a 23-mile running event held in Droitwich, United Kingdom, organized by Pulse Events. The 2025 edition starts and finishes at the Droitwich Rugby Club, featuring a scenic clockwise loop along the Droitwich Canal and Worcester & Birmingham Canal, passing landmarks such as Di..

The Giddy Horse Half Marathon, Trail, & Steeplechase Obstacle Course Races is an exciting running event taking place on October 26, 2025, at Chepstow Racecourse in the UK. Participants can choose from various race options, including a half marathon, 8-mile and 4-mile trail races, and steeplechase ob..

The Black Beacon Mountain Races, held in South Wales' Black Mountains and Brecon Beacons National Parks, offer four challenging trail running events: a 100-mile ultramarathon, a 50-mile ultramarathon, a 50km Ultra Bach, and a 21-mile trail race. The courses feature spectacular mountain scenery, incl..

The Black Beacon Mountain Trail Races are a series of challenging, linear long-distance trail runs held in South Wales, crossing the Brecon Beacons (Bannau Brycheiniog) and Black Mountains National Parks. Starting in Hay on Wye, the event offers four race distances: 100 miles (+7500m ascent), 50 mil..

The Haldon Halloween Twilight Run takes place in Haldon Forest near Exeter, Great Britain, offering a festive running experience on November 1, 2025. Participants can choose from three distances: a 2.5 km fun run, 5 km, and 10 km races, including Canicross options for dog runners. The event features..

The OTT Ultra Marathon is a challenging 30-mile trail race set in the scenic Brecon Beacons, South Wales. Starting at George Town Boys and Girls Club in Merthyr Tydfil, the course follows the Taff Trail and trails alongside the River Taff towards Beacons Reservoir. Runners then cross the A470 to asc..

The Dorset Hillfort Ultra is a scenic 38-mile running event set in the picturesque West Dorset, featuring a challenging course with approximately 1,300 meters of ascent. Participants will traverse from one ancient hillfort to another, enjoying stunning views of Lyme Bay and the Jurassic Coast. The r..

Big Night Out Winchester is an exciting night-time trail running event set in the scenic surroundings of Winchester, Hampshire. Participants can choose between a 22km or 12km course, both illuminated by headtorches as they navigate the trails and pathways. The event features a fully marked route wit..