Trail Running calendar near Brecon 2025-2026

The Mendip Marauder is a challenging ultra running event held in Somerset, England, featuring two distances: a 30-mile and a 50-mile race. The 30-miler covers the entire West Mendip Way, while the 50-miler includes the East Mendip Way before joining the 30-mile route. The course is notably hilly, wi..

The Ross on Wye 10K Riverbank Run is a popular running event held in Ross-on-Wye, Herefordshire, featuring chip-timed 10K and 5K races along with a family fun run. The course is flat and multi-terrain, running alongside the scenic River Wye, incorporating river paths with grass and mud sections. The..

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..

The RunThrough Snowdonia Sea2Sky Trail Races, held in September 2025 at Barmouth, UK, offer two challenging distances: 25k and 53k. Set in the stunning landscape of Snowdonia, participants can enjoy breathtaking trail views throughout the course. The event features a chip-timed, marshalled route wit..

The Battle of the Borders is an exciting trail running event set in the picturesque Shropshire Hills, offering participants the choice of a Half Marathon (13.1 miles) or a full Marathon (26.2 miles). This single-lap course begins and ends at Carding Mill Valley, a National Trust area, providing stun..

The Joust 12hr & 24hr is an off-road endurance race held at Top Barn Campsite, Worcestershire (WR6 6NH). The event features a 24-hour race (J24) and a 12-hour 50-mile challenge (J12), with the J24 open to solo runners, pairs, and teams, while the J12 is for solo competitors only. The course is a rou..

The Across Wales Walk is a classic challenge walking event held annually, now in its 62nd year. Participants walk or run a demanding 45-mile linear route across Wales, starting at Anchor Bridge on the English border near Clun and finishing at Clarach Bay near Aberystwyth on the Welsh coast. The cour..

The Westonbirt Arboretum Summer 2025 running event takes place at the National Arboretum in Westonbirt, Tetbury, UK. Participants can choose from multiple distances including 1 mile, 5km, 10km, and half marathon, with several wave starts for the longer races. The course offers a unique running exper..

The Hackpen Hill 10k Trail Run is an annual off-road event held near Weir Farm, Broad Hinton, Swindon, Wiltshire. Celebrating its tenth year, the race features a challenging one-lap course that traverses farm tracks, fields, mud, and rolling hills alongside the historic Ridgeway trail. Suitable for..

The Carnival Chase 10K is a scenic running event taking place in Warminster, featuring a 10K race, a 3K fun run, and a new 1.2K Family - Wheelchair - Buggy Fun Run. Participants will enjoy a picturesque route along country lanes, tracks, and trails, starting and finishing by the boating lake. The ev..

The Blackdown Hills Trail Run, organized by Prosper Events in South-west England, offers both 10K and half marathon distances starting from Taunton racecourse. The course features diverse terrain including lively forest trails, muddy paths, and peaceful roads, with the half marathon route reaching t..

The Stretton Skyline is a challenging fell running race held near Church Stretton in the West Midlands, organized by Telford Athletics Club. Covering 30.5 km with a total ascent of 1357 meters, the course demands strong navigational skills as it is only partially marked. The route includes rugged te..

The Coln Valley Charity Trail Run, held near Coln St Aldwyns and Bibury, offers 2km, 5km, and 10km trail distances suitable for all ages and abilities. Set in the scenic Coln River valley, the event features mostly grassy, undulating terrain with a mix of cross-country elements, including hay bale h..

The Blackdown Hills Half Marathon is a thrilling trail race held at Taunton Racecourse in Somerset, set amidst the scenic Blackdown Hills. Runners can choose between a 10K or a half marathon, with the latter featuring a challenging course that reaches the highest point in the Blackdowns. The route i..

The Tour des Marches Challenge Walk is a popular annual event held at Wistanstow Village Hall in southwest Shropshire, England. Participants can choose from three distances: 12, 18, or 26 miles, with routes passing through scenic areas including Clun and Bishop's Castle, all within the Shropshire Hi..

TrailFest - Cannock Chase Forest is a multi-distance trail running event held in the scenic Cannock Chase Forest, Staffordshire. It offers four race distances: 10K, half marathon, marathon, and 50K, catering to all levels from beginners to experienced ultra runners. The course is challenging and hil..

The Barney to Beach event is an 8-mile run or walk held in North Devon, starting at Barnstaple Pannier Market and finishing at Crow Point. Scheduled for Sunday, 14th September 2025, the course follows mostly flat terrain along the scenic Tarka Trail, offering participants stunning views of North Dev..

The Trails & Tarmac Backyard Ultra, organized by Limitless Trails, takes place near Crickhowell in the scenic Black Mountains, Powys. This endurance event features a 4.2-mile loop combining equal parts trail and tarmac, with mostly flat terrain, one gradual climb, and a short steep section, allowing..

The Maverick X Series Afan Forest 2025 is a trail running event set in the scenic Afan Forest Park, South Wales, known for its mountain biking and hidden trail running gems. Scheduled for September 20, 2025, the race offers four routes: Short (10 km), Middle (25 km), Long (42 km), and Ultra (50 km),..

The Cotswold Way Century is a challenging trail running event covering approximately 102 miles from Chipping Campden to Bath along the scenic Cotswold Way National Trail. Participants have 32 hours to complete the course, which features a variety of terrains, including hilly paths, stone tracks, and..