Trail Running Calendar Wales 2026-2027

Marked and marshalled winter trail races at Alyn Waters with 5 km and 10 km options, chip timing, medals, and a free 1 km children's dash.

Trail races from Prestatyn seafront along Offa's Dyke offering half, full and a 55.5 km ultra finishing at Horseshoe Pass.

A night trail run of 8 km with 244 m of climb around Dinas Bran Leisure Centre in Llangollen. A good head torch is essential and online entry carries a £5 fee.

Winter trail races through Afan Forest and the Rhigos range finishing at Dare Valley Country Park. Options include a 34 mile ultra, a marathon and a linear half with marked routes, checkpoints and a compulsory kit list.

A 24 hour ultra from Llanbenwch Caravan Park with solo and three-person team options, fully marked out-and-back routes visiting five trigs totaling 94 km.

A trail half marathon near Bridgend with mixed terrain, an initial eight mile section plus about five extra miles, limited to 70 runners and a prize for Christmas fancy dress.

A festive trail race at Bwlch Penbarras with a mystery course of 6 to 12 kilometres, a canicross category, marshals and a mince pie at the finish.

A winter hill race on Skirrid with a 5.7 km course and 450 m ascent from Skirrid Inn, £10 entry and no entries on the day.

Festive family-friendly 2.5 km and 5 km runs at Dare Valley Country Park with medals, goody bags, refreshments and free parking.

Christmas Carol bobble hat run at Dare Valley Country Park with a 7 hour time challenge, multiple distance options, themed medals and goody bags.

Pre Christmas social run and walk at Conwy Falls offering a leisurely run or walk of up to 2 hours with a cafe gathering afterwards.

A 7 hour Time Challenge at Dare Valley Country Park in Aberdare offering distances from 5 km to ultra, themed medals, a bobble hat and on-course aid stations.

A downhill fell race of 4 km from Moel Famau summit to Cilcain with about 350 m descent. The route is partially marked, for competitors over 16, and is insured by the WFRA; donations are collected at the White Horse in Cilcain.

Timed lap based run at Barry Sidings Country Park offering distances from 5 km to ultra on a 5.3 km tarmac lap with a 7 hour limit.

A two hour night navigation event near Rosebush featuring a *16 km* woodland route with 660 m climb, a pre-marked map, compulsory kit and required navigation experience. Entry is online with a £10 fee.

A looped, electronically timed 5k at Llanbenwch near Ruthin that mixes minor roads and trails, awards category prizes, gives everyone a medal and has an onsite cafe.

Winter mountain race around Yr Wyddfa on 23/01/2027 with full 43.5 km and half 24 km options plus relay and pair formats.

A seven hour time challenge at Dare Valley Country Park offering distances from 3 km to 50 km, with medals, aid stations and vegan goody bags.

A Backyard Ultra near Crickhowell mixing 50/50 trail and tarmac on a 4.167 mile loop, eleven timed laps then a final race to decide the winner.

A winter mountain trail event from Brecon to Cardiff featuring a 47.5 mile ultra over 11 summits and a 26.2 mile marathon from Merthyr, both on unmarked routes with GPS navigation and staffed checkpoints.