Trail Running calendar near Narberth 2026-2027

We have found 125 Trailruns within 80 miles of Narberth. See below where and when you can find the races.

A fell race at Cwm, Ebbw Vale covering 9.3 km with 549 m of climb. Partially waymarked, the route includes an anticlockwise loop around Y Domen Fawr and is part of the South Wales Series.

Two trail runs of 5 or 13 miles that include the Pen y Fan summit in the Brecon Beacons. Entry includes a buff, chip timing and a marshalled route with specified compulsory kit for each distance.

August 2026

A 50 mile event on 1 August 2026 following the Cambrian Way and Heart of Wales Line with 7,100 ft of ascent, four stocked checkpoints and no formal time limits. Route files are provided via Plotaroute.

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 coastal trail event starting at Freshwater East and finishing in Saundersfoot, offering *25k* and *14k* routes along the Pembrokeshire Coastal Path with GPX course files and listed entry fees.

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.

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.

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.

Annual mixed terrain running event in Tywyn with multiple course options including the Rotary Challenge. The race publishes past results, offers volunteer roles and merchandise, and runs alongside the Talyllyn Railway.

A mountain traverse near Pontypool covering 9.8 km with 291 m of climb. Entry is available on the day or online and there are separate junior races and team entries.

A 7.5 km fell race around Cwrt-y-Cadno Show fields with 264 m of climb; entry to the show is £5 and the course is partially marked with a minimum age of over 16.

A 7 hour time challenge at Dare Valley Country Park with distances from 3 km up to 50 km, a cupcake magnet finisher medal, a baking competition, aid stations with vegan options and goody bags for finishers.

A children's fun run organised by Afan Valley Swimming Club on 23 August, covering approximately 1 mile of mixed grass and tarmac with uphill and downhill sections. Entry includes a finishers' medal and a bag of sweets.

A 10 mile trail race through Radnor forest in Mid Wales on 23 August 2026, held in aid of the Special Care Baby Unit in Hereford. The route reaches Black Mixen at 2130 ft and includes forestry roads, moorland and tree covered single track.

Point-to-point ultras along the Cambrian Way into Cardiff, offered as 44- and 33-mile options with self-navigation, live tracking, indoor aid stations, and on-route support.

Trail races at Wimbleball Lake on 29 August 2026 with 10K and 5K courses plus canicross options; off-road routes, lake views, camping and race-day facilities are available.

An approximately 8 km fell race in North Pembrokeshire with about 320 m of climb and a partially marked course. Junior races run in several age categories and entry fees are modest.

A 11.3 km fell race with 350 m ascent near Mynachlog-ddu and Rosebush. The partially marked course requires navigational skills and experience. Entry is £5 pre-entry or £7 on the day and includes tea and cake.

A 7 km fell race with 365 m of ascent in Machen on 31 August 2026. The route runs on steep, loose terrain so trail or fell shoes are recommended and entry is on the day with a £7 fee and age limit over 18.

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