Trail Running calendar near Llanberis 2026-2027

We have found 151 Trailruns within 80 miles of Llanberis. See below where and when you can find the races.

A Shropshire fell race of about 18 km and 1300 m ascent across trail and open fell, run under FRA rules with full kit required. Entries open 4 January and close 6 February 2026.

Run Phoenix Running Manchester's Friday Frenzy on 13 February 2026 at Hardy Farm, a timed event on a flat 5.3 km out and back towpath where runners can complete as many laps as they like within a 7 hour limit. Finishers get a commemorative..

A winter challenge walk across Rivington, Anglezarke and Turton Moors offering long and shorter routes. Checkpoints, mandatory kit requirements and a ten hour time limit apply.

A multi distance running event along the River Severn between Ironbridge and Bridgnorth on 21 February 2026. Distances range from 9 miles to 37 miles with 9.4 mile laps and aid stations every 4.7 miles.

Take on Mr Sparkle's Dark Un, an 8.1 km night fell race across moorland with stiff climbs, mud and a final descent on 27 Feb 2026. A headtorch and full body cover are required and places are limited, pre entry only.

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

Castle 2 Castle Ultra is a 32 mile ultramarathon from Powis Estate in Welshpool to Caffi Wylfa in Chirk, blending fast flats with rolling footpaths for a scenic but testing challenge. This sold out event awards finishers a commemorative pla..

A 25 mile, 10 hour route starting and finishing at Minsterley Village Hall, with the exact course revealed on the day. The walk includes three serviced checkpoints, mandatory navigation with OS Explorer Sheet 216, and is for adults only.

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.

March 2026

Cloud Nine is a nine mile, off-road fell race from Congleton to Bosley Cloud and back with about 1250 ft of climb. The 2026 route runs anticlockwise, entries are limited and FRA minimum kit is required.

Join a scenic half marathon from Cwt Tatws to Aberdaron along coastal and quiet inland trails for stunning views and a friendly vibe. Finishers get a Celtic medal and event tee while supporting The DPJ Foundation and Neuroendocrine Cancer U..

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.

A short mountain race in Dolgarrog covering 6.8 km with 417 m of ascent. The 2026 event served as the WFRA Short Welsh Championship and used online entry and electronic timing.

Take on the Granny's Bay Challenge, a six hour timed run on flat tarmac along the Ribble estuary in Lytham St Annes, with scenic views across to Southport and North Wales. Complete as many laps as you like and earn a medal after one lap.

A community trail race day at Abbey Village featuring a scenic 9 km Roddlesworth Roller and a 2.2 km junior Daffodil Doddle. Courses are fully marshalled with first aid and proceeds support the Abbey Village Primary School PTA.

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.

Nant Yr Arian Silver Trail in the Cambrian Mountains offers Half Marathon and 10 km trail races plus junior races for several age groups. Routes are waymarked with feed stations and marshals and the event supports local charities.

Trail running and canicross across the private Brynkinalt Estate with approximate 5k and 10k routes, scenic terrain, on site parking and medals for finishers.