Trail Running calendar near Gwynedd 2026-2027

We have found 229 Trailruns within 80 miles of Gwynedd. See below where and when you can find the races.

A 5 kilometre (3 mile) in person mud run at My Life Legacy in Standish, featuring wooded trails, a real swamp and obstacles like cargo nets, mud pits and streams; Early Bird and standard ticket prices are listed.

A 5k obstacle course at Weston Park on 09 May 2026 where participants climb, crawl and slide over paths, tracks and grass. The event supports fundraising, includes on-course marshals, and provides refreshments, toilets and parking.

A 12.8 km fell race near Llanberis with 915 m of climb, a ridge route over Moel Eilio, Foel Gron, Foel Goch and Moel Cynghorion, and navigational challenges in poor visibility. Registration is at The Heights Hotel.

A recce of the Paddy Buckley leg from Nantmoor to Beddgelert Forest over the Hebogs, covering 15 km with 1,580 m ascent in Snowdonia. Small guided groups led by Mountain Leader qualified runners, age 18 plus, entry fee £65.

Experience an off road running event in the Clwydian Range featuring marathon, half marathon, and 10k distances. Take on hilly trails with sustainable local support and options for canicross runners.

A five mile trail race on 10 May 2026 at Clock Face Country Park organised by Widnes Running Club in memory of Chris Lam, using chip timing with prizes for the top three men and women.

An off-road 10K along the Llangollen Canal on 10 May 2026, based at Llangollen Leisure Centre. The event also includes a kids 1 mile; entries include a Bespoke finisher medal and have specific age, refund and image use rules.

A measured, chip timed 5 km race through canals and trails in Middlewich on 10 May 2026. The 5k is sold out but limited places remain for the Family Fun Run and all finishers receive a medal and goodie bag.

A short fell race from the Railway Car Park at Rhyd Ddu covering 4 km with 410 m ascent. The route is partially marked and navigational skills are required.

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 is a UTMB World Series trail running event in Llanberis, North Wales from 15 to 17 May 2026. It offers multiple mountain race distances from 25 km to 163 km with significant elevation gain.

A multi lap running event from The Unicorn Inn in Telford with routes of 8, 16 and 26.2 miles passing Ironbridge Gorge and returning via the Silkin Way. Ales, pub food and event bling are available after the runs.

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.

A mountain race on Cader Idris of 16.9 km with 915 m of ascent, run on a partly marked route that requires navigation and experience. Entries open online with a limit on competitors and chip timing in place.

A point to point race of approximately 5 miles along river paths and a canal towpath on 17 May 2026, organised by Maldwyn Harriers. Entry fees vary by category and entries may be taken on the day.

Pretty Muddy 5k at Birkenhead Park on 17 May 2026 is an obstacle course where participants climb, crawl and slide while raising funds for Cancer Research UK. Entry fees apply and there is a minimum fundraising target.

A five race trail series at Wirral Country Park held on the third Tuesday of each month April to August. Races are about 8K, open to runners aged 16 and over, with per race and series entry options and series awards.

A midweek fell race in the North Wales series over approximately 8 km with 470 m of climb, mandatory checkpoints and a steep uphill finish; pre-registration is required with additional entry notes and junior categories listed.

The Batch Bash is a short, sharp fell race in Shropshire featuring a 4.8 km course with 305m of climb. It takes place on an evening in May. Entries are available in advance or on the day.

A multi terrain 10 km run on 22 May 2026 through Parc Dinefwr, Parc Penlan and Parc le Conquet with a 90 minute cut off; entry includes cheese and wine for finishers and an optional event T shirt.

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