Trail Running calendar near Cwmbran 2025-2026

We have found 270 Trailruns within 80 miles of Cwmbran. See below where and when you can find the races.

Epona 100 is a bold 100 mile trail race from Abergavenny that links Offa's Dyke, the Cambrian Way and the Beacons Way across roughly 17,000 ft of ascent. Expect rugged trails, aid station support and a generous 50 hour time limit.

Take on the Ridgeway 40 mile walk along ancient chalk downlands from Avebury to Streatley on 9 May 2026. Checkpoints, refreshment stops and a finishers cloth badge make for a rewarding day out for seasoned walkers and adventurous newcomers.

Tackle rugged trails and sweeping views in the Preseli Beast, a trio of off road fell races across the Preseli hills in West Wales visiting Foel Cwmcerwyn and wild valleys. Next event Saturday 9 May 2026, entries open December 2025.

The Apocalypse Ultramarathon on 9 May 2026 in Church Stretton offers four distinct loops totaling 50 miles and over 10,000 ft of climb. Run one to four loops in any order within a 16 hour limit while enjoying a rolling buffet at HQ.

Join the Hardy Half in Dorchester for scenic trail running with a 5 mile option or a challenging half marathon with about 1400 ft of climbing. Finish at Dorchester club where an event village, entertainment and local fundraising await.

Join the Dilton Dash on 10 May 2026 at Dilton Marsh for a friendly community run supporting local causes. Choose 10K, 3K or a half kilometre fun run on scenic multi terrain paths, enjoy on site refreshments and a finisher medal.

Take on the Caradoc Classic, a scenic 3.5 miles fell race from Church Stretton climbing about 268 m. Part of the local Summer Series, this friendly community event includes junior races and on the day entries.

Take on the OTT Marathon through the stunning Brecon Beacons on 16 May 2026, tackling iconic climbs past Pen y Fan on a challenging looped trail. A 10 mile option offers a shorter taste of the same wild, scenic terrain.

Tackle the True Grit Trail Half Marathon, a rugged 13.1 mile route through quarry, forestry and mud around Bedford Park. With only 50 places, tough climbs including Mount Mayhem, and a bespoke finisher medal, it is a raw, rewarding trail ch..

Choose a marathon or 16 mile challenge across the scenic Berkshire Downs, with mixed trails, tracks and bridleways that cross the Ridgeway. Enjoy friendly support, regular aid stations and a hand thrown pottery mug for all finishers.

The Shindig in the Shire showcases scenic routes past Ironbridge Gorge and the Iron Bridge, with some climbs to keep it lively. Pick 8, 16 or 26.2 mile courses and enjoy finisher bling, ales and pub food at The Unicorn Inn.

Join the Semington Slog on 16 May 2026 at St Georges School for 10k and 2k routes through the village and along the Kennet and Avon Canal towpath. Family friendly fun with marshalls, refreshments and a Slog Dog for every finisher.

Take on the Maverick Cotswolds Trail at Sudeley Castle and enjoy rolling trails, charming villages and historic views. Routes from 7 km to 50k, fully marked and timed with outposts and a finisher medal to celebrate your run.

Take on the Grand Union Canal Race, a nonstop 145 mile ultra from Birmingham to Little Venice along scenic towpaths. Limited to 100 starters with a 45 hour limit, it welcomes supported and unsupported runners for a true canal challenge.

Take on the Rocky at 50 Run Wales, a relaxed 7 hour time challenge at scenic Dare Valley Country Park where you pick your distance from a 3 km minimum up to 50 km. Finishers earn themed medals and enjoy tasty aid station treats.

June 2026

Run 40 mile along the Wales Coast Path from Porthcawl to Penarth, enjoying golden beaches, cliffs, Ogmore Castle and stepping stones. Staffed checkpoints, medals and no time limit make this a relaxed coastal challenge.

Join the Divorce Day Defib Fundraiser, a "best dressed" race where fancy dress is encouraged as you tackle scenic laps across Ironbridge and the Silkin Way. Pick 8, 16 or marathon distances starting from The Unicorn Inn.

Run the Brecon Beacons at Midnight Mountain Marathon on June 6, 2026, starting in daylight and finishing under the stars, so some may need a torch. Take part in Marathon, Half Marathon or Bergen pack races and earn a medal and a mug of tea.

Run through two lit railway tunnels beneath Bath on routes from short fun runs to ultra distances. Starts and finishes at family friendly Brickfields Park and each entry supports Sustrans, making it a memorable community day out.

Tackle 15 miles of the historic Offa's Dyke path around Hay on Wye in a scenic and challenging trail race. Friendly atmosphere and relay option make it perfect for solo runners or teams seeking a memorable summer run.