Trail Running calendar near Dol-y-Gaer 2025-2026

Take on the Holly Challenge this January on the leafy lanes of Lightmoor Nature Reserve in Telford, with multiple distance options and medals for every finisher. With only 50 places, this small friendly event offers marshals, an aid station..

Join the Blackdown Beast, a social self guided run across the Blackdown Hills from Dunkeswell on 24 January 2026 with 10 and 16 mile options. Enjoy scenic trails and refreshment stops while helping Macmillan Cancer Support.

Take on Spice Up Your Run Wales, a relaxed 7 hour time challenge at scenic Dare Valley Country Park where you pick your distance from 3 km upwards. Enjoy countryside laps, snacks and medals for finishers, with fancy dress warmly encouraged.

Tackle the wild trails of May Hill with muddy climbs and an open summit offering panoramic views. Pick the shorter course or the longer Mayhem loop, or join the canicross for a lively weekend of cross country fun.

Explore the Shropshire Hills from Carding Mill Valley with marathon, half marathon or 10k routes across The Long Mynd and National Trust terrain. Enjoy stocked aid stations, a medal and a fun cake competition after your run.

Take on the Ras Tarrenhendre Fell Race in Abergynolwyn, Wales on 31 January 2026, a rugged 6 mile course climbing to Tarrenhendre summit with 2000 ft of ascent. Enjoy tough trails, dramatic views and homemade soup back at HQ.

Join the DirtRun Dudmaston 10k on 1 Feb 2026 for a scenic off road 10 km through Comer Woods at Dudmaston Estate. Enjoy a finisher medal and goodie, with category prizes including real ale for top performers.

Take on Round 4 of the West Glamorgan XC League at Kenfig Nature Reserve on 1 February 2026, a scenic 4.2 mile cross country hosted by Cornelly Striders. Entries are capped so book in advance to guarantee your place.

The Westonbirt Arboretum Winter Night Race is a unique running event set in the stunning National Arboretum, featuring over 2,500 tree species. Participants can choose between 5km and 10km routes, which offer a beautiful and varied landscap..

Enjoy a winter run through Westonbirt Arboretum's stunning tree collections on solid underfoot trail style paths. Distances of 5 km and 10 km suit all paces. Tickets are sold out.

Take on the Sidmouth Four Trigs, a 27 km off road loop from Sidmouth Watersports Hub visiting four trig points along your chosen route. Scenic coastal and hill terrain with race proceeds supporting Cardiac Risk in the Young.

Join the Wye Valley Brewery Muddy Woody on 8 February 2026 for a muddy, runnable trail romp of about 6 miles through forestry and stiff hills. Limited to 300 places, entrants get a bespoke Muddy T shirt and chip timing.

Take on the Wiltshire 10, a scenic 10 mile route from Melksham to picturesque Lacock, with medals for all and prizes in veteran categories. Entry capped at 300 with on site facilities and water stations.

Tackle mud, river crossings and three scenic routes at the Dalwood 3 Hills on 15 February 2026 near Axminster. Choose from a challenging 10 mile, a compact 5 km or a family 3 km for countryside fun and great views.

Join the SMaRTT Smasher on 15 February 2026 in Calne for a flat, traffic free 10k along the national cycle network to Stanley and back. A lively 1 mile fun run for under 17s adds family fun and all finishers get a memento.

Run Brimscombe's canal towpath at the Back to the 80s timed event, choosing any mix of 2.62 mile laps to make 5k to ultra distances. Enjoy a relaxed one hour start window, seven hour limit and a bespoke finisher medal to mark your effort.

Choose distances from 9 miles up to a 37 mile ultra on the Winter Railway Ultra, a scenic route along the River Severn on a disused railway between Ironbridge and Bridgnorth. Enjoy regular aid stations, great riverside views and nearby vill..

Explore Bath's famous Two Tunnels on an atmospheric course that winds through historic tunnels and parkland. Choose from fun runs, 5 km, 10 km or half marathon routes with flat or hillier trail options; proceeds support Sustrans.

Tackle the trails of Kinver Edge and The Rock Houses in this scenic off road 9.5 km DirtRun on 22 February 2026. Limited to 100 runners, this two lap challenge finishes with a medal and an on site cafe for post race treats.

Take on the Sorbrook Slog on 22 February 2026, a lively 7 mile multi terrain race through footpaths, fields and gullies around Sorbrook and Sluvad in Cwmbran. Enjoy marshals on course, post race tea and cake and a finishers goodie bag.