Trail Running calendar near Llanberis 2025-2026

We have found 138 Trailruns within 80 miles of Llanberis. See below where and when you can find the races.

Run Delamere Forest on 26 April 2026, choosing 21k or 42k over undulating woodland trails that pass Blakemere Moss, the Sandstone Trail and Old Pale Hill. Enjoy marked kilometres, aid stations and classic forest scenery.

May 2026

Take on a guided, non competitive traverse of Snowdonia's 15 Welsh 3000s, covering roughly 30 miles with about 4,000 m of ascent across Snowdon, Carneddau and Glyderau. Expert mountain guides, support vehicle and food stations included.

Experience the HOWUM 2026, a scenic 30 mile ultra through the Heart of Wales starting and finishing at Dol Lys Camp Ground in Llanidloes with no time limits. Enjoy trail views, three staffed checkpoints and a Pegasus medal at the finish.

Join a guided recce of the Moelwyns leg of the legendary Paddy Buckley Round in Snowdonia, tackling a rugged 35 km route with big climbs. Small guided groups from experienced Paddy Buckley finishers offer route tips and technical support.

Join the Worsley Woods Ladies 5 Mile Trail Race on Sunday 3 May 2026 for a scenic, women only 5 mile run through woodlands starting from Beesley Green Community Centre. Enjoy a friendly, club atmosphere hosted by Swinton Running Club.

The Sheinton Steeplchase is a 5.3 km cross-country race held near Sheinton Church by Cressage in the West Midlands. Featuring a total ascent of 100 meters, it offers a challenging yet accessible course that is not a traditional fell race bu..

Run through Brockholes Nature Reserve on Friday 8 May 2026 with 10K, half marathon, marathon and ultra options among lakes, woodlands and the River Ribble. Enjoy race goodies and a bespoke medal while two pounds from each entry supports pat..

Tackle the Offa's Dyke ULTRA, a 24 hour southbound run from Prestatyn along the iconic National Trail on 9 and 10 May 2026, with solo and team entries plus GPS tracking and chip timing. Support crew and vehicle required.

Join the Cottam Canter at UCLAN Sports Arena in Preston on Saturday 9 May 2026 for looped 5K to ultra distances along scenic Lancaster canal towpath and Haslam Park. Limited to 100 entries, medals and refreshments for all.

9 May 2026 in Church Stretton the Apocalypse Ultramarathon offers 10 to 50 mile options across four rugged loops totalling about 50 miles and 10,000 ft of ascent. Single HQ support and on site food keep runners moving but entries are full.

The Slieuwhallian will take place in Saint John's on Saturday 9 May 2026. You can run 5 kilometers.

Take on riverside loops from Avenham Park for 10K, half marathon, marathon or ultra in a limited to 100 runners field. Scenic River Ribble and park paths, bespoke finishers medal and post run goodies make this a memorable spring challenge.

Join the Paddy Buckley recce fun run in Snowdonia on 10 May 2026, tackling 15 km with 1,580 m of ascent. Run in small guided groups led by mountain leaders and enjoy epic scenery plus practical route tips.

Run a scenic 10k through Yarrow Country Park on 10 May 2026, following the River Yarrow amid spring bluebells. The one lap out and back starts by the Flaming Grill Pub and includes chip timing for a relaxed trail experience.

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.

Ultra Trail Snowdonia by UTMB invites runners to tackle technical mountain trails around Llanberis, North Wales. Part of the UTMB World Series, it offers races from 25 km to 164 km and a high energy international race weekend.

UTMB Index

Enjoy scenic trails around Ironbridge Gorge at The Shindig in the Shire, with challenging climbs and great views through Ironbridge and Jackfield. Choose 8, 16 or marathon distances then celebrate with pub food and finisher bling.

Run the Shropshire Historic 50K from Telford Town Park to The Quarry Park in Shrewsbury on 16 May 2026, via Ironbridge, Buildwas Abbey and Wroxeter Roman City. Officially measured with chip timing, nutrition stations and free photos.

Enjoy a lively 6.5 km hill run on Mynydd Myfyr near Oswestry with mixed terrain and 150 m of climbing, supporting Trefonen Hill Walk Weekend. Entry on the day welcome; scenic views and prizes make it a rewarding spring challenge.

Tatton Park Wild Trail Runs at Tatton Park, Knutsford on 31 May 2026 offer scenic multi terrain routes of 5km, 10km and half marathon. Live timing, finisher medal and Wild Deer goodies await and one well controlled dog per runner is welcome..