Trail Running calendar near Hafren Forest 2026-2027

Tackle the Kymin Dash, a 7 mile road and trail race from Monmouth that climbs to the Round House for panoramic views before descending through fields and bluebell filled woodland. Enjoy a lively finish at Monmouth School Sports Club with Ki..

Wild Horse South Wales 200 is a 200-mile trail ultramarathon through South Wales. The route links historic paths like Offa's Dyke and the Beacons Way, finishing at Worm's Head on the coast. This point-to-point adventure offers a multi-day c..

The MTC Gelert is a 47-mile ultramarathon along Wales's scenic National Cycle Route 8, from Barmouth to Llanidloes. It is also the third day of the CYMRUN multi-day challenge. The event has a strict 4 mph pace requirement and provides a bes..

Experience a scenic 40 mile ultra marathon along National Cycle Route 8 from Glasbury to Merthyr Tydfil. This quadrennial event offers a well supported route through the Heart of Wales with unique finishers medals.

Experience a 102 mile ultramarathon through Cheshire and the Sandstone Trail. This 32 hour challenge features 12 supported checkpoints and rewarding trail terrain for experienced long distance runners.

Experience the landscape of the Shropshire Hills through a series of trail runs and walks ranging from 10 km to 80 km. Enjoy local food and historical landmarks while supporting educational charity programs.

Experience a guided 18 mile adventure across the Malvern Hills ridge and surrounding woodlands. This social group run features over 1300m of elevation and stunning panoramic views at a non competitive pace.

Experience the rugged beauty of Brecon Beacons National Park with a choice of 10, 20, or 40 mile trail races. Navigate mountain ridges and forest paths in this supported event starting from Gilestone Farm.

Experience an endurance event through the Black Mountains and the Blaenavon World Heritage Site. Choose between three distances and tackle historic mountain climbs and scenic canal paths starting from Abergavenny.

On 18 April 2026 Nightingale House Hospice stages 5 km and 10 km multi terrain runs at Alyn Waters Country Park with chip timing, marshals, water stations and finishers medals. A 1 km children's dash accepts on day entries.

Experience a scenic 35 mile ultra marathon from Merthyr Tydfil to Barry Island. Following the National Cycle Route 8 to the coast, this four yearly event offers a unique journey through the landscapes of South Wales.

Martley Madness is a 10-mile trail and country lane race through the Worcestershire countryside. The undulating route features woodland, Rodge Hill, and part of the Worcestershire Way. All finishers get a medal and celebratory cake at the f..

An 8.6 mile multi terrain loop around Trawsfynydd lake in Snowdonia, run under Welsh Athletics rules. Proceeds support the volunteer South Snowdonia Search and Rescue team; chip timing, marshals and water stations provided.

Join a guided 14 km trail run in peaceful Penllyn Forest on 19 April 2026, exploring quiet tracks between Bala and Lake Vyrnwy. Expect a led run with scenic stops and friendly company in person.

Run a scenic 10K trail through the Ainsdale National Nature Reserve. The wooded course includes a climb up the highest dune peak before the finish. All finishers get a medal, and proceeds support local charities.

Experience the scenic forest trails of Cannock Chase with a half marathon 10k or 5k race. Enjoy chip timed results and a unique themed medal while running through one of England’s most historic natural landscapes.

Join an 8 km trail run at the scenic Wirral Country Park. Part of a monthly summer series, this event offers trophy categories for various age groups and supports Running Headfirst.

Coastal trail running from Little Haven with 10K, half, marathon and ultra options across undulating exposed terrain in Pembrokeshire National Park. The event forms part of the Endurancelife season leaderboard.

Follow the scenic North Wales Path along the coastline from Prestatyn. Discover landmarks like Conwy Castle on these 50km and 100km routes featuring a mix of flat coastal paths and inland hills.

Experience the beauty of Shropshire on a 10 or 22 mile course climbing Abdon Burf and Wenlock Edge. Enjoy a well supported route with homemade cakes and refreshments starting from the historic Holdgate Church.