Trail Running calendar near Semington 2025-2026

The Testway Ultra is a challenging ultra marathon held in Hampshire, England, featuring 40 and 50-mile distances along the scenic Testway footpath. The route stretches from the chalky downs near the Northern Hampshire/Berkshire border to the southern town of Totton in Southampton, showcasing picture..

Mortimer 10km is an annual running event held on Easter Monday, 6 April 2026, at Mortimer Fairground in Mortimer, Berkshire. The long-standing village 10km offers a largely off-road course that weaves along paths and bridleways through nearby woodlands, starting and finishing at the Fairground. In 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..

Henley River Half Marathon, 10K & Junior Race, organized by RunThrough UK, takes place at Temple Island Meadows, Remenham Lane, Henley-on-Thames. The event offers three distances—the Half Marathon, 10K, and a Junior Race—on a scenic, mixed-terrain course along the River Thames. The route is undulati..

Spring ‘Run the Seasons’ Cowdray takes place on the Cowdray Estate in West Sussex, near Midhurst. The event offers 5km, 10km, 10-mile and canicross options, all run on a scenic course that heads out to Ambersham and Heyshott Common. These commons are Sites of Special Scientific Interest and Grade 2..

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..

Exe to Axe is a 22-mile coastal trail race along the South West Coast Path from Exmouth to Seaton, organised by Sidmouth Running Club. Now in its 22nd year, the event offers three formats: the full Exe to Axe (22 miles), the Exe to Axe Relay (2–4 runners), and Sid to Axe (the second half from Sidmou..

Wild Horse 200 South Wales is the home of 200-mile racing in Wales and a life-changing ultra marathon traversing the wilds of South Wales. The route threads iconic Welsh trails, starting in Chepstow and finishing at Worm’s Head, and links Offa’s Dyke with the Beacons Way before catching the Heart Of..

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,..

Windsor 50 Ultra Challenge, formerly The Easter 50, is staged from Windsor Racecourse and offers 50 km, 25 km, or 10 km loop options. Participants traverse looped routes from the basecamp through Windsor Great Park with castle views, to Runnymede and along the Thames Path into surrounding countrysid..

Ultra X’s Spring Trail Series is staged on the Serpent Trail in the South Downs National Park, with all races starting and finishing at Cowdray Farm Shop near Midhurst—a spectator-friendly hub featuring an on-site expo and camping options. The event offers five distances: 12km, 25km, 50km, 50-mile,..

Chiltern Ridge Classic 50K is Runaway Racing’s iconic ultra through the Chiltern Hills. The next edition, 18 April 2026, runs from Berkhamsted Castle to Hampden Meadow, Wendover, covering roughly 51 km with about 996 m of ascent. Runners traverse the Ridgeway National Trail, with an undulating first..

Join Running Adventures for a spectacular guided trail run across the Malvern Hills and surrounding trails. The 18-mile route starts and finishes at North Quarry Car Park in Great Malvern, Worcestershire, and climbs to the Malvern ridge summit, visiting all the ridge summits with sweeping views. Ele..

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 Bath Beat is a walking and running event held on the southeastern edge of Bath, England, offering distances of 12.5, 17, 21, and 26.5 miles. The course traverses the scenic countryside of the southern Cotswolds, including woods, hills, river valleys, farmland, and a historic disused canal. Parti..

Butcombe Trail Ultra is a pair of self-navigation ultramarathons, 50 miles and 50 kilometres, set around the Mendip Hills in Somerset, England. The official Butcombe Trail is a 47-mile loop around six pubs in the Mendips, largely off-road, offering sweeping views and varied running country as it cro..

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 Garmin UK Trail Running Festival, organized by ORA Events, takes place in the New Forest area of Hampshire, UK. It features a spectrum of multi-terrain races: Full Marathon, Half Marathon, 10K, 5K, 2 Mile, plus youth events (200m and 1 mile) and Run With Your Dog, with a virtual option also avai..