Trail Running calendar near Llanberis 2026-2027

We have found 152 Trailruns within 80 miles of Llanberis. See below where and when you can find the races.

A headtorch fell race starting from the Royal Hotel in Tockholes. The 8.1 km course features climbs, moorland, and mud, with mandatory kit including full body cover. It's a night-time adventure requiring good navigation skills.

A 50-mile trail ultramarathon near Chester on 28 February 2026, following the North Cheshire Way and Sandstone Trail with 849 m of ascent, seven checkpoints and a 17 hour cut-off. The 2026 edition was sold out.

UTMB Index

The Castle 2 Castle #Ultra is a 32-mile running challenge connecting Welshpool to Chirk. Starting at Powis Estate, the route mixes flat paths with gentle inclines. Finishers are rewarded with a commemorative plate at Caffi Wylfa.

Join Phoenix Running Manchester's Dragonfly Run at Hardy Farm for a timed, multi distance challenge on a flat riverside towpath. Enjoy a bespoke finisher medal option, cakes at aid stations and a £1 donation per runner to Glossop Cat Rescue..

The Carraghan will take place in Braddan on Saturday 28 February 2026. You can run 3 miles.

March 2026

The Cloud Nine fell race is a challenging 9 mile off road route to Bosley Cloud and back. For 2026, the course direction is reversed, offering a fresh perspective. Full waterproof kit is mandatory, and part of your entry supports the Nation..

The North Wales Pilgrims Half Marathon on 1 March 2026 is a 21km trail run along the coastal Pilgrim’s Trail. With no time limits, it is open to runners and hikers. Completing it as part of the Pilgrims Challenge leads to special recognitio..

Trail races at Loggerheads Country Park in March 2026 offering 5 km, 5 km Canicross and a new 10 km course across riverside paths, rocky sections and stair climbs for varied trail running conditions.

Tackle a scenic but testing 6.8 km fell course around Dolgarrog with 417 m of climb, hosted at Canolfan Porthlwyd. Entry on the day; minimum age 16 makes it perfect for adventurous runners.

Tackle 580m of ascent on this challenging 7.8km fell race through Carding Mill Valley. Part of the Shropshire Winter Series, it features rocky tracks and steep descents. Full mandatory kit is required for all participants.

Choose your challenge on this scenic coastal loop. Participants can run as many 5.24-mile laps as they like within six hours, with options to complete a half or full marathon distance. All finishers are rewarded with a medal and official ti..

This spring community event in Abbey Village features two trail races supporting the local school. Choose the scenic 9 km Roddlesworth Roller or the family friendly 2.2 km Daffodil Doddle. Both offer fully marshalled courses, finisher medal..

A community-focused 10 km event in Abersoch on 8 March 2026 that welcomes running, jogging and walking with no cut-off times. Cancer information packs and on-site support are provided; entry fee is £20.

A flexible three day running event based at The Unicorn Inn in Telford with options of 8 miles, a half marathonish distance or a full marathon across one, two or three days, and a ticket range from about £42 to £115.

Join the 9th edition of the Nant yr Arian Silver Trail Races in the scenic Cambrian mountains. Choose from a half marathon or 10 km on fully marked, varied terrain, with separate fun runs for juniors. The family friendly event supports loca..

Run on the private trails of the Brynkinalt Estate. This two-day festival in March features canicross and standard trail running events over 5 km and 10 km distances, with a finish line at the historic hall.

Tackle the trails of Wales's Black Mountains on a choice of 11, 20, or 40-mile marked courses. The event starts from Longtown Hall and welcomes canicross runners. Expect fully stocked checkpoints and a mandatory kit for the mountain environ..

This mountain race in the Dee Valley covers just over 6 miles with 2100ft of ascent, following the Llantysilio ridge to the summit of Moel y Gamelin. It's a fell run under WFRA rules, requiring full waterproofs and safety kit. The event sta..

Join the Trotters 5 Mile Community Trail Run on a scenic course in Bolton. This chip-timed event has a limit of 300 participants for a friendly trail running experience.

Smithy's Charity Trail Run is a 5-mile trail event starting from Egerton Cricket Club in Bolton. Scheduled for March 2026, it offers a community-focused run. Participants can register through affiliated or unaffiliated ticket options.