Trail Running calendar near Narberth 2026-2027

We have found 94 Trailruns within 80 miles of Narberth. See below where and when you can find the races.

Enjoy stunning coastal, woodland and dune trails at Oxwich Bay with 5 km, 10 km or a self navigated half marathon. Part of the Run The Trails Series, the event is timed and all finishers receive a medal.

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.

Take on the inaugural MTC Afanc, a one day ultra of about 39.7 miles along National Cycle Route 8 with over 4,200 ft of ascent. Limited entry and GPS tracking make this intimate but demanding race ideal for seasoned ultrarunners.

Trail running from Gilestone Farm through the Brecon Beacons with marked 10, 20 and 40 mile routes, well stocked checkpoints and mandatory kit checks; the 40 mile follows the 20 mile route in reverse.

Multi-distance mountain event around Abergavenny with 50 mile, 30 mile and 20 mile routes through the Black Mountains and the Forgotten Landscape above Blaenavon. Entries open 1 October 2025 and close 31 March 2026.

Take on a scenic 34.8 mile one day ultra from Merthyr Tydfil to Barry Island along National Cycle Route 8 on 19 April 2026. Limited to 40 runners, this inaugural edition offers an intimate yet epic challenge with a coastal finish.

Coastal trail running from Little Haven on 25 April 2026 with 10K, half, marathon and ultra routes across grass, beach and coastpath. The event offers fully marked courses, electronic timing, on site amenities and post event facilities.

UTMB Index

A 40 mile point to point run along the Monmouthshire & Brecon Canal from Malpas to Brecon Basin on 25 April 2026, with three fully supported checkpoints and a 15 hour time limit for a community-led canal journey.

Choose your distance from 3 km to ultra marathon and tackle a 7 hour time challenge around scenic Dare Valley Country Park. Enjoy lap aid stations, vegan snacks and a finisher medal for anyone completing at least 3 km.

May 2026

Three circular trail races from Brecon through the Bannau Brycheiniog National Park, offered as 100 km, 75 km and marathon distances with marked routes, checkpoints, GPS files and mandatory kit for mountain navigation.

UTMB Index

A circular 30 mile ultra through mid Wales on 2 May 2026, starting and finishing at Dol Lys Camp Ground in Llanidloes. The route follows Sarn, Glyndwr’s Way, Severn Way and Wye Valley Walk and reaches the source of the River Severn.

Coastal and moorland trail runs from Caffyns Farm, Lynton, with five distances from 5 km to 56 km, outposts and GPS tracks on the Ultra, plus reusable cup policy and conservation support.

UTMB Index

A 50 mile trail ultramarathon on coastal and upland terrain around Minehead with about 7,337 ft of ascent, six aid stations and a 16 hour cutoff. It is a cupless race with GPX navigation provided.

Endurancelife Exmoor in Martinhoe on 9 May 2026 offers 10K to ultra trail distances across moorland, woods and coastal terrain. Entries include electronic timing, a fully marked course and a finisher medal.

UTMB Index

A Welsh trail event offering a 100-mile loop from Abergavenny and a 100 km route from Talgarth to Abergavenny, both following Offa’s Dyke, Cambrian Way and Beacons Way across mountain terrain.

Three off-road fell races around the Preseli hills centred on Maenclochog village green, including a roughly 24 mile Preseli Beast with substantial ascent, mixed terrain and feed stations about every five miles.

A mountain trail marathon and a ten mile race around Pen Y Fan and Talybont Reservoir, both starting and finishing at Parkwood Dolygaer. The marathon has three checkpoints and a six hour cutoff at 20.5 miles.

The True Grit Trail Half Marathon will take place in Bridgend on Saturday 16 May 2026. You can run 26 miles.

Tackle the 10 mile Sirhowy Challenge on 17 May, a scenic multi terrain loop climbing 1500 ft to Machen Trig Point through the rolling Sirhowy valley. Undulating terrain suits adventurous runners and all finishers receive a drinks token.

Celebrate the 50th anniversary of Rocky with a flexible 7 hour time challenge at Dare Valley Country Park, where you choose your distance from 3 km to ultra. Enjoy scenic trails, on course aid, medals for finishers and ice cream at the end.