Trail Running calendar near Llanberis 2026-2027

A half marathon trail across the Clwydian Hills to the summit of Moel Famau, featuring about 21.4 km and 750 m of ascent. Staggered starts aim for a shared sunset summit and canicross entries are welcome.

Three waymarked walks of 12, 18 and 26 miles from Wistanstow Village Hall through the Shropshire Hills AONB, with checkpoint support, maps and a hot finish meal; places are limited and a waiting list operates.

A one lap 10K trail run through Yarrow Valley on 13 September 2026, routed along woodland paths and riverside trails with crossings of the River Yarrow. Based at the Flaming Grill Pub, entry is listed at £16 and every finisher receives a me..

Defeat Delamere is a forest run on 13 September 2026 at Delamere Forest, Frodsham, offering 5k, 10k, 16k and a junior race. Entries include race packs, finisher medals, t-shirts and post race hydration.

A timed multi-distance event on a flat 5.3 km riverside lap at Chorlton Water Park with a classic-medal Lucky Dip and proceeds supporting Breakthrough Type 1 Diabetes Research.

Multi-distance triathlons in Llanberis combining lake swims, laps on a 28 mile bike circuit, lake-run laps and a mountain section up and down Yr Wyddfa. Solo and 2–4 person relay entries available; support crews required for ultra events.

A short beach race along Abersoch beach on 19 September 2026 that mixes hard and soft sand and several groynes. Finishers receive a zinc alloy medal and winners earn cash prizes including a course record bonus.

Ras Pedol Peris is an AL Welsh fell race in Eryri near Llanberis on 19 September 2026, visiting major summits including Snowdon. Two course options are offered: a full 28 km with 2600 m ascent and a half 14 km with 1350 m ascent.

A multi day continuous 286 km mountain race across Wales with over 11,000 metres of ascent. Enter solo or in teams of three or six; the course links Llanberis, Yr Wyddfa, Cadair Idris and Pen y Fan with five supported checkpoints.

A point to point 30 miles ultra along the coast from Blackpool Tower to Lancaster Castle that includes a ferry crossing between Fleetwood and Knott End. The event features chip timing, aid stations and mandatory kit checks.

A Category B Medium fell run of 11.6 km with 425 m ascent around Glyn Ceiriog on 26 September 2026. Entry is £6 on the day and runners should expect to carry WFRA recommended kit while refreshments and changing facilities are available.

A fully waymarked sea to summit ultramarathon from Caernarfon Castle to Rhyd Ddu, covering 29 miles with about 5600 ft of ascent. Professional mountain safety and medical teams support runners and finisher medals form part of the Sea to Sum..

Trail runs at Delamere Forest on 27 September 2026 offer a two-lap half marathon and a one-lap 10K over technical wooded trails, with chip timing, aid stations, canicross options, and eco-minded event measures.

A trail event in Blackpool on 27 September 2026 with 10K, half marathon, marathon and ultra options on a 10K loop. The route runs through country park paths past Marton Mere and Blackpool Zoo and includes on-course refreshments and a finish..

A five mile trail race in Worsley, Manchester on 27 September 2026 organised by Swinton Running Club. Tickets are available as affiliated or unaffiliated and race numbers are collected on the day.

A fell race near Criggion covering 11.5 km with 790 m of ascent on a partially marked course that requires navigational skills. Entry is £8 and teams may enter free of charge.

A community focused 5 mile mixed terrain race in Rimrose Valley Country Park, Waterloo, Liverpool, with a scenic traffic free course through woodland and canal paths and a themed medal for finishers.

The Backyard Ultra - Isle of Man will take place in Saint John's on Friday 2 October 2026. You can run 4 miles.

An uphill only 10 km from Ruthin to the Jubilee Tower on Moel Famau, featuring mixed terrain and a summit finish above 550 m; transport back to town can be purchased on site.

A trail event at Cuerden Valley Park on Friday 9 October 2026 where runners complete repeated 5k laps within a six hour limit. Finishers receive an official time and a bespoke medal.