Trail Running calendar near Hafren Forest 2026-2027

Run the scenic Shropshire Hills at The Piece of Cake Trail Run in Carding Mill Valley with 10K, half marathon and marathon distances. Enjoy marked trails, aid stations, a finisher medal and a cake competition.

Ludlow10 offers scenic road and off road races around Whitcliffe Common and the Shropshire countryside. Choose the half marathon, 10k or 5k and tackle undulating lanes including the famous Donkey Steps while enjoying beautiful Ludlow views.

Explore the Gower Peninsula Ultra Challenge from basecamp at Penrice Castle, with scenic trails across beaches, cliffs, moors and woods. Distances from 10 km to 100 km, weekend camping, support stops and finisher goodies.

Run scenic coastal trails at Merthyr Mawr Estate, over sand dunes including the famous Big Dipper and along the Glamorgan Heritage Coast. Choose from 12K, 40K or family Bunny races for a sandy seaside challenge for all abilities.

A guided traverse of all 14 Welsh peaks over 3000 feet across Snowdonia, offered as a 20 hour challenge or a two day option on 18 July 2026. The route is about 50 km with roughly 4000 m of ascent and includes exposed sections such as Crib G..

Three ultramarathon races follow the Wales Coast Path into Cardiff Bay, over beaches, dunes and coastal trails. Distances are 100, 50 and 30 miles with route marking, GPS tracking, checkpoints and finish awards at the Norwegian Church.

A multi-distance event on the Wye Valley Greenway featuring a 1.1 km tunnel, flat former-railway trails and family Colourburst fun runs. Routes are waymarked and marshalled with feed stations and on-site facilities.

Tackle trails and a climb to the Iron Age hillfort at Croft Ambrey on 19 July 2026, with 5 mile and 10 mile options. Fully marked courses, water stations and marshals make the scenic Herefordshire challenge welcoming to all abilities.

A professionally guided three day loop of northern Snowdonia visiting 47 tops over just over 100 km with about 9,000 m of ascent. Small groups return each night to Capel Curig; places are limited and the open event cost is £749.

A marked fell race in South Wales on 23 July 2026, covering 5.5 km with 315 m of climb. Entry on the day costs £3 and the minimum age is 16. Post race tea and cake are available; bring your own mug.

A self‑navigated *100 km* ultramarathon along the Beacons Way with 3178 m ascent, six staffed checkpoints, strict qualifying criteria and mandatory map-and-compass navigation; places are limited and mandatory kit is enforced.

A 100 miles race across the Brecon Beacons on 25 July 2026, following the Beacons Way from Abergavenny Castle with 10 checkpoints, 6143 m ascent and live GPS tracking. Entrants must meet age, experience and mandatory kit requirements.

On 25 July 2026 run along a scenic disused railway beside the River Severn between Ironbridge and Bridgnorth, with distances from 9 miles to a 37 mile ultra. Expect out and back laps, regular aid stations and big local support.

Trail races around Abergavenny on 25 to 26 July 2026 offer distances from 12 km to 110 km, camping at Llangorse, checkpoints about every 10 km and UTMB Index categories. The event includes medical support, marked courses and a Race Pack sen..

Join Ooops I Ran It Again at Dare Valley Country Park on 25 July 2026 for a fun themed seven hour time challenge where you can choose distances from 3 km to ultras. Expect medals, goody bags, on course refreshments and scenic park trails.

Trail runs on 26 July 2026 around Pen Y Fan with two distance options, 5 miles and 13 miles. Entries include a buff, medal and chip timing and specific compulsory kit is required for each distance.

A 50 mile loop around the Epynt Way on 1 August 2026 starting and finishing at Noyadd Farm Camping in Builth Wells. The mostly trail route has 8,559 ft of elevation, five stocked checkpoints and no time limits.

Three circular routes explore Birmingham's canals and the River Cole from Moseley Rugby Club. Distances are 18.5, 26.5 and 30 miles, mostly off road, with checkpoints, finish meal options and a finisher badge.

Tackle just over 8 miles of hilly Cotswold Way and woodland trails at the Standish Woodland Chase on 02/08/2026, hosted by Stroud & District AC. Expect scenic climbs, a metal finisher medal and a lively community atmosphere.

The Brecon Beacons 51k will take place in Talybont-on-Usk on Saturday 8 August 2026.