Trail Running calendar near Llanberis 2025-2026

We have found 141 Trailruns within 80 miles of Llanberis. See below where and when you can find the races.

Take on the Llangollen Fell Race on 12 April 2026 with three scenic but testing routes from 5 miles to 28 km across the North Wales hills. Race HQ serves tea, coffee and cakes and entry is open in advance or on the day.

Ogwen | Yr Helgi Du 2026 is a skyrunning style mountain trail race on April 12 at Plas y Brenin, Capel Curig, weaving technical ridges across the Carneddau and Glyderau. Expect tough terrain, stunning views and a lively event village.

UTMB Index

Run the Rivington 10 miles Trail Challenge on 12 April 2026, a scenic chip timed route around Rivington Village, White Coppice and Wheelton plantation. Popular and often sold out, finishers earn bespoke medals and top prize categories.

Tackle a classic spring fell race in Mow Cop on Sun 12 Apr 2026: 10.5 km with 400 m of climb across stirring hill terrain. Entries on the day for adults 18 and over, with team scoring and friendly club spirit.

Take on the inaugural MTC Gelert 47 mile ultra from Barmouth to Llanidloes on 16 April 2026, the third day of the MTC CYMRUN end to end. Limited field, bespoke medal for all finishers and real time tracking for supporters.

Take on Chester Ultra 100, a scenic 102 mile trail around Chester that links forests, ridges and castles with a generous 32 hour cut off. Live GPS tracking keeps friends and crew updated as you tackle this epic day and night challenge.

Explore the wild beauty of the Shropshire Hills while supporting Grow Cook Learn at the Shropshire Way 80K Festival. Choose from 6.5 mile, 13 mile, 26 mile or epic 50 mile routes that climb summits, pass hillforts and ancient woodlands.

Take on a scenic 8.6 mile loop around Trawsfynydd Lake in Snowdonia, a mixed tarmac and trail course with one testing hill and 175 m of ascent. All entry funds support the volunteer South Snowdonia Search and Rescue Team.

Join a guided 14 km trail run in peaceful Penllyn Forest on 19 April 2026, exploring quiet tracks between Bala and Lake Vyrnwy. Expect a led run with scenic stops and friendly company in person.

Run the stunning North Wales coast from Prestatyn to Bangor in the North Wales 50km and 100km ultramarathons on 25 April 2026. Expect flat coastal miles, inland hills and iconic sights like Conwy Castle and the Great Orme.

Explore Shropshire countryside on the Corvedale Cake Walk, a scenic challenge over Abdon Burf and Wenlock Edge with checkpoint cakes and hot drinks. Walkers and runners welcome, with proceeds supporting local church communities.

Tackle scenic, undulating trails through Delamere Forest in this 21K or 42K trail race on 26 April 2026. Expect woodland singletrack, clearly marked routes and a lively event village at the Visitor Centre welcoming runners.

May 2026

Take on the Welsh 3000s Ultra Run on 2 May 2026 in Snowdonia, a guided mountain run over all 15 Welsh 3,000 ft peaks. About 30 miles with 4,000 m of ascent, Adventure Awaits provides expert guides, a support vehicle and food stations.

Take on the HOWUM 2026 30 mile trail ultra around Llanidloes, following scenic paths past reservoirs, the Severn source and historic waymarked trails. With no time limit and three supported checkpoints this is a wild friendly challenge.

Join a guided Paddy Buckley recce and fun run across the Moelwyns from Capel Curig to Nantmor on 3 May 2026, covering about 35 km with 2,500 m of ascent through stunning Snowdonia scenery. Small groups and experienced Mountain Leader guides..

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..

Explore Brockholes Nature Reserve on 8 May 2026 with the Bimble, a scenic trail around lakes, the River Ribble and woodlands offering 10K to ultra distances. Enjoy laps, a bespoke finisher medal and post run goodies while supporting the res..

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.

Run along the Lancaster canal towpath and through tree lined Haslam Park on a scenic 5K loop with options from 5K up to marathon and a timed ultra. Finish at the UCLAN Sports Arena with showers, a cafe and free parking.

The Apocalypse Ultramarathon on 9 May 2026 in Church Stretton offers four distinct loops totaling 50 miles and over 10,000 ft of climb. Run one to four loops in any order within a 16 hour limit while enjoying a rolling buffet at HQ.