Trail Running calendar near Llanidloes 2025-2026

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

Join Worcester Woods parkrun every Saturday where Pershore Plum Plodders often gather to run, chat and enjoy refreshments after the run. Friendly, community focused and great for beginners and regulars alike.

September 2026

Run Anglesey's rugged coast with Ring O' Fire 130, a 130 mile three day circumnavigation of the island with cliffs, beaches and about 4,000 m of ascent. Or try the Firelighter 50, a near 47 mile coastal challenge finishing in Moelfre.

Run a scenic 30 mile ultra around the Rhymney Valley Ridgeway in South East Wales, with ridge top views, trails and woodland. Staffed checkpoints, no time limits and post race care make this a welcoming challenge.

Take on the Yr Wyddfa Snowdon Ultra 100, a 102 mile mountain ultramarathon across rugged Snowdonia with roughly 5,172 m of ascent and demanding self navigation. Limited to 250 runners, it features checkpoints, live GPS tracking and a 42 hou..

Tackle a 45 mile mountain ultramarathon in Snowdonia, summiting Yr Wyddfa and crossing iconic peaks for spectacular but demanding terrain. Limited to 500 entrants, this scenic challenge rewards grit and mountain skill.

Run the rugged beauty of the Shropshire Hills at Battle of the Borders, starting from Carding Mill Valley and tackling the dramatic Long Mynd ridges. Choose marathon, half marathon or 10K on waymarked, scenic but rewarding trails.

Join the Ross on Wye Riverbank Run on 6 September 2026 for scenic multi terrain 5k, 10k and a family fun 500m along the River Wye. Flat, fast course, chip timing and medals for all finishers make it perfect for racers and families alike.

Take on the Stretton Skyline, a scenic yet demanding 30.5 km fell race around Church Stretton with 1357 m of climb and panoramic Shropshire Hills views. Pre entry only, finishers enjoy a tasty goody bag.

The Montane Dragon's Back Race will take place in Conwy from Monday 7 September 2026 to Friday 11 September 2026.

UTMB Index

Join a guided mountain run across Snowdonia on 12 September 2026, visiting 15 Welsh 3,000 ft peaks and the Crib Goch traverse. This epic 30 mile route packs about 4,000 m of ascent and is led by qualified mountain leaders.

Tackle The Relentless in Bridgend, a tough looped ultra on 18 September 2026 offering 50 miles (5 loops) or 100 miles (10 loops) with big support, crew zones and drop bag access each lap. Limited to 25 runners per distance so book early.

Run the Cotswold Half Way is a 47 mile nonstop trail race along the Cotswold Way from Chipping Campden to Painswick, offering classic rolling countryside and a true ultra challenge. TRA licensed and run under UK Athletics rules, the event s..

UTMB Index

Run the scenic 13.1 mile 361° Abersoch Half Marathon on the Llyn Peninsula, finishing with a final kilometre across Abersoch Beach. Enjoy music, massages, beach bar and prizes plus medals and tech tees for all finishers.

Challenge yourself over 102 miles of the Cotswold Way from Chipping Campden to Bath across 32 hours on 19 and 20 September 2026. Expect relentless hills, sweeping views, supportive aid stations and a buckle for finishers.

UTMB Index

Run the Pumsaint trail half marathon in Llanwrda, a scenic, hilly route through the Cothi valley that rewards effort with great views. Held each September from Pumsaint Village Hall, it is a perfect challenge for trail lovers.

Run the spectacular Wales coast on marked trails through the Gower Area of Outstanding Natural Beauty with beaches, cliffs and salt marshes as your backdrop. Choose 23, 34 or 50 mile routes and enjoy checkpoints, finish food and a medal.

Race scenic trails at Margam Country Park with castle views on a 5K or 10K loop. Fully marked and marshalled with chip timing, water stations and a finisher medal, ideal for new and experienced runners.

Run through ancient woodland in the Forest of Dean at the Autumn Half Marathon starting and finishing at Speech House. This scenic 13 mile trail on well marked tracks supports local charities and awards a medal to every finisher.

Run Delamere Forest Wildwood on Sunday 27 September 2026: choose a half marathon or 10K on technical, scenic forest trails with climbs and mud. Canicross option lets you enjoy the race with your dog.

October 2026

Take on the Town to Tower 10k on 3 October 2026, an all uphill 10k from Ruthin to the Jubilee Tower atop Moel Famau. Expect varied trails, steep climbs and stunning summit views in this scenic autumn challenge.