Trail Running Calendar Wales 2026-2027

Experience a point to point mountain ultra from the Black Mountains to Cardiff featuring scenic ridges and historic castles. Choose between 33 or 44 mile distances with indoor aid stations and self navigation along the Cambrian Way.

A fell race in North Pembrokeshire on Sat 29 Aug 2026 covering 8 km with 330 m of climb. Entries are accepted in advance and on the day, and junior Mochyn du races have entry on the day only.

A marked fell race in South Wales on 30 Aug 2026, covering 11.5 km with 350 m ascent. Pre-entry and day entry are available; junior races have on-the-day entry. Post-race tea and cake are provided, bring a mug.

A fell race in Machen of about 7 km with 365 m of ascent, with registration at Machen Welfare Ground and start and finish on Church Street. Entry is £7 on the day and participants must be over 18.

Experience an endurance challenge along the coast with solo and relay options ranging from 50 to 130 miles. This multi day event features strictly timed checkpoints and self navigation in a stunning natural environment.

A multi-terrain off-road race of about 4 miles in Shotton on 4 September 2026, with pre-entry fees (£10, £8 affiliated), prize categories by age, a minimum age of 17, and a 200-person entry limit.

Experience a 30 mile ultra marathon along the scenic ridge tops of the Rhymney Valley Ridgeway Walk in South East Wales with no time limits and full course support.

Experience a 102 mile self navigation mountain race through Snowdonia Eryri National Park. This event features 5172 m of elevation and 11 supported checkpoints for qualified ultramarathon runners.

A 45 mile mountain ultramarathon in Snowdonia Eryri on 5 September 2026 with 2800 m ascent and a 20 hour cut off. Entry requires previous ultra and mountain experience and mandatory navigation kit.

Experience an all-terrain run from Barmouth beach to the summit of Cadair Idris. Choose from three distances featuring coastal views and mountain trails with full marshal support and chip-timed results.

A six day, multi stage 380 km ultra across the spine of Wales with unmarked navigation and about 17,400 m of ascent. Two day Dragon's Fire and Dragon's Tail options cover the northern and southern sections respectively.

A guided mountain run across the 15 Welsh 3,000 ft peaks in Snowdonia covering about 30 miles and 4,000 m of ascent. Transport, a mountain guide, support vehicle and food stations are included in the booking price.

Run as far as you like at Alice in Runderland, a timed multi lap event at Parc Taf Bargoed with flexible start times and on course support. Choose from one lap up to marathon and earn a bespoke finisher medal.

A 12 km canitrail and trail run in aid of PAPYRUS at Halo Ogmore Valley Life Centre in Ogmore Vale on 13 September 2026, held in person with a stated ticket price and a no refunds policy.

Coastal trail races in Abersoch on the Llyn Peninsula offering 20K, 10K and short beach runs along coastal paths and sand, with chip timing, drink stations, medals and a beach finish area with music and food.

A Backyard Ultra near Crickhowell on a 4.2 mile loop of trail and tarmac, run in hourly yards with a reversed final lap to decide the winner. Medals for 32 miles and trophies for top male and female finishers.

Multi-distance triathlons in Llanberis with a lake swim in Llyn Padarn, repeated 28 mile bike laps including Pen y Pass, and lake laps followed by a mountain ascent of Yr Wyddfa via the Llanberis Path.

Ras Pedol Peris in Llanberis on 19 September 2026 offers full and half fell race routes visiting several Eryri summits. Distances are 28 km with 2600 m ascent and 14 km with 1350 m ascent.

A hilly trail event in the Cothi valley offering a 13 mile half marathon, a 6.5 mile alternative and a kids race, held at Pumsaint Village Hall with online entry and published route and results.

A multi day continuous race across three Welsh peaks covering 286 km and 11,300 m of ascent. Competitors enter solo or in teams of 3 or 6 and use indoor checkpoints and outdoor support stations along the route.