Trail Running Calendar Wales 2026-2027

A Trail 10k at Llys y Fran Lake with varied terrain, lakeside and woodland sections, chip timing and a finisher's medal. The race is the second event in the 2026 RTT Series and includes marked routes and water stations.

A professionally guided, fully supported three day loop in Northern Snowdonia visiting 47 summits over just over 100 km with about 9,000 m of ascent. Small groups return each day to Capel Curig with a support vehicle and 1:6 guiding ratio.

A short fell race of 5.54 km with 315 m of ascent, run on a partially marked route that requires navigational skill and prior fell-running experience. Entry on the night costs £3 and the event is insured by the WFRA.

A 100 km, 3,178 m ascent ultramarathon on 25 July 2026 following the Beacons Way across the Brecon Beacons. Entry is by application with strict qualifying criteria, mandatory map and compass navigation, six manned checkpoints and compulsory..

A 100 mile self-navigation ultramarathon across the Brecon Beacons on 25 July 2026 with 6143 m ascent, ten checkpoints and live GPS tracking. Entrants must be 20+, have prior 50 mile race experience and competent map and compass skills.

Multi-distance trail running in the Brecon Beacons near Abergavenny on 25 to 26 July 2026, with routes from 12 km to 110 km and UTMB Index race status for key categories.

A Britney themed 7 hour Time Challenge at Dare Valley Country Park offering distances from 3 km up to ultra and 50 km. Aid tables, medals and goody bags are provided, with free parking, toilets and a cafe on site.

A 9.3 km fell race near Cwm, Ebbw Vale with 549 m of climb on moorland and a partly waymarked anticlockwise loop. Basic navigation and mountain skills are useful; the event is part of the South Wales Series.

Two trail races across Pen Y Fan on 26 July 2026, offering 5 or 13 mile routes with chip timing, a medal and compulsory safety kit. Registration runs from 27 July 2025 to 20 July 2026.

A 6.4 km fell race near Llangollen with 289 m of climb and partial course marking. Entry on the day only for £5 and there are no toilet facilities because the café is closed.

A short, steep fell race on 29 July 2026 in Middletown covering 2.8 km with about 440 m of ascent. Pre-entry and on-the-day entry are offered and junior races are included in the summer series.

A *50 miles* loop around the Epynt Way on August 1st 2026, starting and finishing at Noyadd Farm Camping near Builth Wells. Mostly trail terrain with 8,559 ft of elevation, four staffed checkpoints and no formal time limit.

Discover the Rose Run with Phoenix Running South Wales at Parc Taf Bargoed, a scenic multi terrain out and back with a repeatable 5.3 km lap to build distances from 5 km to ultra. Rock up and run with staggered starts and limited spots.

A new 2026 trail running event along the Pembrokeshire Coast from Freshwater East to Saundersfoot, offering 25k and 14k routes with GPX files and a payment plan for entries.

A fell race from Llanthony Show Ground with a senior course of 6.3 km and 350 m ascent, plus a programme of junior races. The route leaves the show field, climbs through farmland and bracken, joins Offa's Dyke path, and returns via a steep..

A family friendly trail event at Porth Farm on 2 August 2026 with 1 mile and 5 km races, modest entry fees, and entries available online.

A multi-terrain club race on Thursday 6 August 2026 around Care & Repair, Rowley’s Drive, Shotton, covering approximately 4 miles. Pre-entry fees apply; entrants must be 17 or older and entries are limited.

Trail races of 24K and 51K start from Talybont-on-Usk on 8 August 2026, with marked routes, marshals and stocked aid stations. Entries include a themed medal, chip timing and free race photos.

Open to Offas is a long established challenge in north east Wales offering 16, 24 and 32 mile routes over the Clwydian Hills and along the Offa's Dyke Path. Walkers and runners are welcome and checkpoints provide refreshments and certificat..

A pancake-flat *10 km* out and back along the Brecon and Monmouthshire canal between Gilwern and Llangattock, set in the Brecon Beacons National Park. Finishers receive a medal, there is a drink station at 5 km, and entries are online only.