Trail Running calendar near Cwmdare 2025-2026

We have found 229 Trailruns within 80 miles of Cwmdare. See below where and when you can find the races.

Explore the stunning Black Mountains with distances from a half marathon to 50 miles across mostly trail terrain. Self navigation with GPX, trackers and full aid makes this a bold yet well supported trail challenge.

Tackle the 12 hour Dusk To Dawn challenge at Bridgend Miniature Railway on 18 July 2026, running as many 10 mile loops as you can across mixed terrain and forested hills. Expect night markings, on course support, and a true endurance test.

Enjoy the Dragon Coastal Races on 18 to 19 July 2026, three scenic coastal ultras along the Wales Coast Path finishing at Norwegian Church, Cardiff Bay. Expect beaches, dunes and lighthouse views plus live GPS tracking and full support.

Rabbit Run Wales stages scenic coastal trail races on Merthyr Mawr Estate, from a punchy 12K over hills, valleys and the Big Dipper sand dune to a 40K that adds the dramatic Glamorgan Heritage Coast. Family Bunny races and a Toddler Dash ma..

Run the Gower Peninsula Ultra Challenge from Penrice Castle with distances from 10 km to a 100 km figure of eight route highlighting wild coastal scenery and big climbs. Fully supported with rest stops, tracking, and finisher goodies.

Experience the Wye Valley Tunnel Run, racing through the atmospheric Tidenham Tunnel and scenic riverside and old railway paths. Distances suit everyone from a Colourbust family fun run to a full marathon, with trail charm and big event ene..

Run or walk as far as you like in the 7 hour Ooops I Ran It Again event at scenic Dare Valley Country Park, from 3 km to ultra distances. Finishers earn themed medals and distance pins, with aid stations, vegan snacks and free parking, and..

Run the epic 100 mile Beacons Way Ultra across the Brecon Beacons with over 6,000 m of ascent. Self navigation and mountain experience are required and the race uses strict checkpoints plus live GPS tracking.

Take on the South West Coast 50 Ultra Challenge around Dunster, a scenic 50 km loop along the Minehead section of the South West Coast Path across Exmoor with about 1600 m of climb. Enjoy staffed aid stops, camping, GPS tracking and post ra..

The Beacons Way Ultra 100km will take place in Llangynidr on Saturday 25 July 2026. You can run 100 kilometers.

Ultra X Wales takes runners into the wild Brecon Beacons and Black Mountains for a scenic multi day trail event on 25 to 26 July 2026. Distances from 12 km to 110 km suit all endurance levels and select races carry UTMB Index status.

UTMB Index

Take on the Pen Y Fan Challenge, a scenic trail race up to the summit with 5 mile and 13 mile options. Enjoy chip timing, a finisher medal and buff, marshalled routes and stunning South Wales views.

August 2026

Join EDDUM 2026, a scenic 50 mile trail around the Epynt Way encircling the Sennybridge Training Area in Wales. With no time limits, five manned checkpoints and full crew support, it is a welcoming test of endurance.

Take in river views and industrial heritage on a scenic run along a disused railway from Ironbridge to Bridgnorth. Choose from distances from 9 to 37 miles and join the winter race on 21 February 2026 or the summer race on 1 August 2026.

Tackle the Thames on a four day 184 mile endurance race from the Cotswolds to Greenwich, 6 to 9 August 2026. Enjoy supported nights, strict pace cutoffs and stunning riverside scenery while earning UTMB points.

Tackle the MTC Cotswold Ultra, a 57 mile point to point along the Thames Path from Kemble to Oxford. Expect sparse support, stunning riverside scenery and a rewarding finish for seasoned trail runners.

Run the Mendip Marauder, a scenic but hilly trail on the Mendip Way with 30 or 50 mile options that traverse Ebbor Gorge, Cheddar and woodlands before a memorable finish on Uphill Sands Beach. Well marked trails and staffed aid stations sup..

Experience the Two Tunnels in Bath, a unique run through two lit, surfaced railway tunnels and rolling paths. Options span short Colourburst runs up to marathon and 50 km distances, with proceeds supporting Sustrans.

Take on the Beast of Llangattock, a scenic trail on 22 August 2026 with distances from 10 km to a 32 mile ultra across the Llangattock Escarpment and Clydach Gorge. Fully marked course with checkpoints, food options and medical cover.

Run the Summer Green Man Ultra around Bristol on the Community Forest Path, choose 45 mile or 30 mile clockwise loops, self navigated with checkpoints for water and timing. Expect woodland views, tough terrain and a bespoke finisher medal.