Trail Running calendar near Narberth 2026-2027

We have found 93 Trailruns within 80 miles of Narberth. See below where and when you can find the races.

A basecamp trail event on 25 July 2026 around Dunster and Exmoor offering 50 km, 25 km and 10 km routes with covered rest stops, medical teams, camping and GPS tracking.

UTMB Index

Choose your own distance challenge in a 7-hour window at Dare Valley Country Park. Run scenic laps on well-maintained paths, with Britney-themed fun. Everyone finishing 3 km or more gets a themed medal, a goody bag, and ice cream.

Choose between a 5-mile or 13-mile trail run to the summit of Pen Y Fan, South Wales' highest peak. The entry includes a medal, buff, and chip timing, but participants must carry specific compulsory kit. The event takes place on a Sunday in..

August 2026

The EDDUM is a 50-mile ultra marathon following the Epynt Way trail loop around the Sennybridge Training Area in Wales. With significant elevation gain and fully stocked checkpoints, it offers a demanding trail adventure through an historic..

The Brecon Beacons 51k trail run starts in Talybont-on-Usk on 8 August 2026. The route heads into the hills for panoramic views across the Brecon Beacons countryside.

UTMB Index

The Beast of Llangattock is a Welsh trail running event with four distances, from 10 km to a 32-mile ultra. Routes showcase panoramic mountain views, open moorland, and historic trails. The event features well-stocked checkpoints, mandatory..

Run your chosen distance on the scenic paths of Dare Valley Country Park. This 7-hour time challenge offers distances from 3km to ultra, with a unique cupcake medal for all finishers. Enjoy a bake-off themed aid station and post-run goody b..

A trail event in Afan Forest Park offering two measured routes of about 6.5 miles and 10.5 miles with substantial climb and prize categories. A separate one mile Mini Beast for children includes a finisher medal and sweets.

Run the trails at Wimbleball Lake with a choice of a 5K or 10K distance, each featuring a lap with views and a section over the Dam. A Canicross category lets you race with your dog. Entry includes chip timing, a marked course, a finisher's..

Choose from a 44 or 33 mile point-to-point ultra along the Cambrian Way, finishing in Cardiff after passing the iconic Castell Coch. The routes traverse mountains, wooded valleys, and villages, supported by well-stocked aid stations. Organi..

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 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.

September 2026

A 30-mile ultra marathon on the circular Rhymney Valley Ridgeway Walk in South Wales. Experience varied trails, significant elevation, and supported checkpoints on this September adventure.

Explore the rugged Welsh landscapes at the RunThrough Snowdonia Sea2Sky trail races. Choose from 12k, 25k, or 54k distances on a route from Barmouth beach to Cadair Idris summit. Enjoy chip timing, a themed medal, and free race photos.

This eight-mile community event from Barnstaple Pannier Market to Crow Point in North Devon features an eight-mile course and a children's fun run. It supports the charity Families in Grief and includes an event village at the finish.

A 13.1 miles road half marathon in Abersoch on the Llyn Peninsula that finishes with the final kilometre on the beach. The race uses ChronoChip timing, has multiple drink stations, on-course marshals and a beach finish with music and medals..

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.

Three coastal trail races offer a journey along the stunning Gower Peninsula on the Wales Coast Path. Choose from 50-mile, 34-mile, or 23-mile options, each finishing at Mumbles Cricket Club. The event provides comprehensive support with mu..

Take on the trails of Margam Country Park. This event offers both a 5K and a 10K route on scenic paths, with car parking and a finisher's medal included for all participants.

October 2026

A trail half marathon through the Quantock Hills with technical trails, climbs and stream crossings. The event includes two feed stations, marshals, awards for top finishers and weekend camping and bunk options near Kilve Court.