Trail Running calendar near Dolwyddelan 2025-2026

We have found 134 Trailruns within 80 miles of Dolwyddelan. See below where and when you can find the races.

Run the Severn from source to sea in a five day, approximately 220 mile multiday ultra along the Severn Way. Split into five stages with finisher medals that form a jigsaw, this challenging route rewards navigation skills and grit.

Run a scenic 27 mile point to point ultra from Rhyd y Benwch to Maesmawr, climbing Plynlimon to the source of the Severn. Expect rugged mountain views, navigation challenges and checkpoints with vegan and gluten free options.

Take on the MTC Severn Plod Ultra, a scenic 48 mile run from Mid Wales to Shrewsbury on 9 July 2026. Expect river views, Offa's Dyke Path, the Breidden Hills and a bespoke finisher medal in the race's tenth year.

Tackle the scenic 59 mile MTC Severn Path Ultra along the River Severn from Shrewsbury to Worcester on 10 July 2026. Expect varied riverside trails, supportive checkpoints and a bespoke medal and MTC head visor for finishers.

Push your limits on Snowdon in a 24 hour trail endurance challenge, racing to summit and descend as many times as you can within a day. Solo and team relay formats, with a festival village, mountain support and UTMB indexed status.

Enjoy scenic trails through the Shropshire Hills at The Piece of Cake Trail Run in Carding Mill Valley, with 10K, half and full marathon options. Post run treats and a cake competition add a sweet finish to this countryside challenge.

Experience Snowdonia's wild beauty with trails from 10k to UTMB indexed marathon and ultra, all starting in Llanberis. Festival vibes, live timing and a kids dash add fun while donations on the day support Llanberis Mountain Rescue.

UTMB Index

Take on the Welsh 3000 Challenge and traverse Snowdonia's 14 peaks in a spirited guided run or steady walk. Choose the 20 hour challenge or a relaxed 2 day option with expert mountain leaders, limited places and full support on July 18 2026..

Beyond Manchester starts and finishes in Castlefield and offers 55 km ultra or 25 km trail through canals, Salford Quays and the Irwell Sculpture Trail. Entries include finisher medal, chip timing, GPX files and feed stations.

Explore Northern Snowdonia over three fully guided days from Capel Curig, looping 47 summits across about 100 km with 9,000 m of ascent. Small groups, experienced leaders and on hill support deliver a bold, steady mountain running challenge..

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.

SkyRun Eryri in Rhyd Ddu, Snowdonia on 15 August 2026 offers four mountain races from a 16 km trail to a 55 km ultra across rugged, technical terrain and stunning peaks. Staffed aid points and bold climbs await adventurous trail runners.

Moel Famau 24 is a timed endurance event in the Clwydian Hills offering 12 hour or 24 hour challenges on a roughly 7 km loop with about 500 m ascent per lap. Solo runners, teams and walkers welcome with on site camping and GPS timing.

Run the iconic 130 mile Leeds and Liverpool Canal race from Liverpool to Leeds, non stop along towpaths and historic locks. Choose supported or unsupported entry and aim to finish within the 40 hour limit on 29 August 2026.

September 2026

Take on the stunning coastal challenge of the Ring O' Fire Race Series on Anglesey, with the epic Ring O' Fire 130, a new relay format and the Firelighter 50. Entries are open and race services cover maps, checkpoints and bag transfer for a..

Take on the Yr Wyddfa Snowdon Ultra 50, a rugged 45 mile mountain ultramarathon across epic Snowdonia scenery to the Snowdon summit. Based in Betws y Coed on 5 September 2026, the race offers live tracking, checkpoint support and finisher m..

Join the 50th Bullock Smithy Hike in Hazel Grove on 5 to 6 September 2026. This classic circular 56 miles challenge welcomes hikers and ultra runners for a scenic, rewarding weekend.

Take on scenic Shropshire Hills trails with half and full marathon options, starting and finishing at Carding Mill Valley by the National Trust tea rooms. The full is a single lap route with aid stations on course and a finisher medal.