Trail Running calendar near Llanfairpwllgwyngyll 2026-2027

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.

Trail event in the Black Mountains offering marked 11, 20 and 40 mile routes with GPX files, stocked checkpoints, mandatory kit checks and canicross-friendly provisions.

The Wicklow Way Half will take place in Wicklow on Saturday 14 March 2026. You can run 22 kilometers.

Held in the Dee Valley on Saturday 14 March 2026, this fell race covers just over 6 miles with 2100 ft of ascent along the Llantysilio Mountain ridge. The route reaches Moel y Gamelin at 1893 ft and is run under WFRA rules with required saf..

A chip timed 5 mile community trail run in Bolton on 15 March 2026 with a 300 runner limit and entry from £15. The event is organised by Burnden Road Runners and held at Smithills Sports Centre.

The Mount Karrin will take place in Sulby on Sunday 15 March 2026. You can run 9 miles.

A five-mile trail race at Egerton Cricket Club in Bolton on Saturday 21 March 2026, with affiliated and unaffiliated ticket options priced to include a booking fee.

Take on the Ras yr Aran fell race in North Wales on Saturday 21 March 2026 from Llanuwchllyn near Bala. The senior course is 16.1 km with about 945 m of ascent for a scenic but demanding mountain challenge and a junior race is offered.

A surprise-distance trail run at Bwlch Penbarras with an earlier Canicross start; organisers reveal the last kilometre. The marked, marshalled course is 6 to 12 kilometres across hilly terrain and includes a chocolate treat and a finishers'..

A guided recce of the Paddy Buckley Llanberis to Ogwen Valley leg across the Glyders in Snowdonia. The 15 km route gains 1,830 m and is run in small groups with Mountain Leader qualified guides.

Enjoy the Feisty and Fluffy Phoenix Run in Manchester, a flat off road riverside loop with a minimum 3.28 mile lap or run as far as you can in seven hours. First 50 sign ups who complete a lap earn a limited edition Phoenix soft toy and the..

Tackle the Maurice Mullins Ultra in County Wicklow: 50.5 km with 2,280 m of climb over Maulin and Djouce, an extreme, self sufficient Irish Ultra Championship test. Mandatory advanced kit required.

A guided recce of the Paddy Buckley leg from Ogwen Valley to Capel Curig across the Carneddau. The 16 km route gains 1,245 m and is led in small groups by Mountain Leader qualified runners who can offer route advice.

A 5 km trail race in Horwich on 1 April 2026 organised by Winter Hill Runners. Registration is at the Jolley Crofters Public House and online entry is £12 with a booking fee making the shown ticket £13.60.

The Aberdyfi Half Marathon will take place in Aberdyfi on Saturday 4 April 2026.

The Manx Mountain Marathon will take place in Ramsey on Saturday 4 April 2026. You can run 50 kilometers.

A fully guided and supported 42.4 mile trail run from Pentrefoelas to Bodfari with 5,325 ft of ascent, six staffed sections with checkpoints, food and first aid, and a wooden medal and certificate on completion.

SheUltra is a 50 km ultrarun on Saturday 11 April 2026 in Pwllheli, UK, with a strict no-crew and no-pacers policy. The event has specific age, medical, kit, and refund rules, and recommends third-party insurance.

A spring trail half marathon of about 13.8 miles from Moel y Parc to Prestatyn beach, featuring over 2450 ft of ascent, two feed stations and electronic timing. Registration is at Prestatyn Nova Centre and a coach to Bodfari is available at..