Trail Running calendar near Narberth 2025-2026

We have found 84 Trailruns within 80 miles of Narberth. See below where and when you can find the races.

Join the St David's Day Dragon Run at Dare Valley on 1 March 2026, a relaxed seven hour challenge where you choose how many laps to run. Expect scenic trails, medals from 3 km and tasty goody bags with vegan options.

Nant Yr Arian Silver Trail Races on 14 March 2026 in the Cambrian Mountains with half marathon, 10 km and junior races. Organised by Aberystwyth Athletic Club as a not for profit race supporting charities, routes are waymarked with GPX.

Take on the Beast of the Blacks in the dramatic Black Mountains of Wales on 14 March 2026, choosing 11, 20 or 40 mile trail routes through rugged, scenic terrain. Well supported with checkpoints, vegan refuel, camping and canicross welcome..

Join the Dashing Dog Charity Run at Dare Valley Country Park for a 7 hour time challenge where you choose how many laps to run. Support local dog rehoming charities and enjoy scenic trails, medals and on course aid.

Finish the season with the final round of the West Glamorgan XC League at Gnoll Park, Neath on 15 March 2026, a testing 5 mile cross country hosted by Neath Harriers. Club only event with no on the day entries, registration opens 2 February..

Join the Red Warrior Challenge at Margam Country Park on 22 March 2026 for mixed terrain races offering 5K, 10K and 20K options. Solo runners and canicross teams welcome at this sixth annual celebration of trail fun and challenge.

Run the Feighan Fury, a 10 mile multi terrain trail through private estates in mid Devon with hills, woods and river sections for a proper off road challenge. Prefer a gentler pace? Try the 5 km Templeton Trail fun run and enjoy village HQ..

April 2026

The Aberdyfi Half Marathon will take place in Aberdyfi on Saturday 4 April 2026.

UTMB Index

Run Pendine Sands on firm beach along a scenic out and back course with distances from 5k to ultra. Finishers earn bespoke medals, category winners take trophies, and the event is cup free so bring a reusable cup.

Steam to the coast then run back to Minehead along scenic trails and the ridgelines of the Quantock Hills. Choose 11 km, 11 miles or the 26.2 mile marathon as heritage steam trains ferry runners to their starts.

Discover the Vale Coastal Races on 11 April 2026 with 32.5 mile ultra, 18.5 mile and 10 mile trail options. The Wales Coast Path hugs cliffs, beaches and coves, finishing at Ogmore by Sea with marked notes and checkpoints.

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.

Inaugural MTC Afanc ultra on 18 April 2026 sends runners 39.7 miles along National Cycle Route 8 from Glasbury to Merthyr Tydfil. Expect rugged scenery, strict pacing and a hard earned Afanc medal at the finish.

Beast of the Beacons on 18 April 2026 at Gilestone Farm near Tal y Bont offers 10 mile, 20 mile and 40 mile trail races across rugged forest, mountain and reservoir terrain. Marked routes, aid stations and camping support runners.

Discover the Black Mountains and World Heritage landscapes around Blaenavon on this LDWA long distance walk and run. Pick 20, 30 or 50 mile routes that tackle classic climbs, quiet valleys and canal side finishes.

Take on the inaugural MTC Y Draig Goch on 19 April 2026, a scenic 35 mile stage from Merthyr Tydfil to Barry Island along National Cycle Route 8. Limited to 40 entrants, all finishers earn a Y Draig Goch medal and top athletes win bespoke t..

Run coastal trails from Little Haven in Pembrokeshire National Park past cliffs, coves and sandy bays on exposed, undulating terrain. Choose 10K to ultra, score Endurancelife points and enjoy chip timing, a finisher medal and on site suppor..

UTMB Index

Choose your distance in this 7 hour time challenge at scenic Dare Valley Country Park, with multi lap routes from 3 km up to 50 km. Enjoy on course snacks, vegan options and themed medals with distance pins.

May 2026

Run the Brecon Beacons with Rasus y Bannau, choosing marathon, 75 km or 100 km routes over iconic ridges and reservoirs. Rugged mountain terrain, full safety support and spectacular views await.

Take on the HOWUM 2026 30 mile trail ultra around Llanidloes, following scenic paths past reservoirs, the Severn source and historic waymarked trails. With no time limit and three supported checkpoints this is a wild friendly challenge.