Trail Running calendar near Maenclochog 2025-2026

Explore the wild Elan and Claerwen Valleys in the Reservoir Roundabout, an annual 12 or 20 mile walking and running challenge across upland terrain. Waymarked but requiring map skills, it is volunteer run with proceeds to local charities.

Discover the new Cardiff Trail 10k, a scenic 10 km trail run through Fforest fawr near Castell Coch. Expect muddy singletrack, sweeping views and a friendly atmosphere perfect for trail runners looking for a January adventure.

Tackle scenic mixed terrain around Cosmeston Lakes in the CF64 Winter Race, a 6.4 mile off road challenge through woodland, meadows and trails. Join fellow runners on Sunday 18 January 2026 for a spirited winter test of fitness.

Join the West Glamorgan XC League Round 3 at Margam Park, Port Talbot on 18 January 2026 for a 5 mile cross country challenge hosted by Run4All Neath. Pre registration is required and race numbers will be issued by club to team captains onl..

Spice Up Your Run Wales, 24 January 2026 at Dare Valley Country Park, is a 7 hour Time Challenge where you pick your laps and earn a Spice Girls themed medal for 3 km or more. Scenic trails, snacks and festival vibes await.

Ras Tarrenhendre Fell Race in Abergynolwyn, Wales on 31 January 2026 is a rugged 6 mile test with about 2000 ft of ascent across ridges, forestry and old slate quarries. Expect steep climbs, exposed summit running and a moorland descent.

The fourth race of the West Glamorgan XC League takes place on 1 February 2026 at scenic Kenfig Nature Reserve. Tackle 4.2 miles of classic cross country terrain with Cornelly Striders hosting; entries are limited so sign up from 19 January..

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.

Run the scenic Brecon to Cardiff Ultra, a fully marked 70 km one way race along the Taff Trail on 1 March 2026. Enjoy epic views, checkpoint support and a finishers medal as you cross the line at Coleg y Cymoedd in Nantgarw.

Take on the Brecon to Cardiff Xtreme, a winter mountain trail offering a challenging 75 km ultra or a 26.2 mile marathon across rugged ridges. Navigation, big climbs and stunning upland views make this a true mountain test.

Celebrate St David's Day with the Dragon Run at Dare Valley Country Park 1 March 2026, a scenic lap course offering distances from 3 km to ultras. Friendly, well supported and medal for all finishers, plus goody bags and great views.

Join a scenic half marathon from Cwt Tatws to Aberdaron along coastal and quiet inland trails for stunning views and a friendly vibe. Finishers get a Celtic medal and event tee while supporting The DPJ Foundation and Neuroendocrine Cancer U..

Take on the Brecon to Cardiff Ultra, a scenic 43 mile point to point run tracing the River Taff from the Brecon Beacons to Nantgarw on the edge of Cardiff. Fully marked with checkpoints and coach transfer, this is a rewarding long distance..

Trail races in the Cambrian Mountains at Nant Yr Arian include a half marathon, 10 km and junior races on road free, waymarked routes. Run by Aberystwyth Athletic Club, the event supports local charities and offers food and race merch.

Take on the Black Mountains at the Beast of the Blacks on 14 March 2026, choosing 17 km, 32.5 km or 65 km routes. Fully marked trails, stocked checkpoints, camping and canicross friendly support make it a must for trail runners.

Join the Dashing Dog Charity Run at Dare Valley Country Park for scenic laps and distances from 3 km up to ultra marathon, plus a flexible 7 hour time challenge. Enjoy finisher medals, on course support and fundraising for local dog rehomin..

Finish the season in style at West Glamorgan XC League Round 5, the final 5 mile race of the 2025/2026 series at scenic Gnoll Park in Neath on 15 March 2026. Hosted by Neath Harriers, this club focused cross country event promises a fun, ch..

Take on the Red Warrior multi terrain races at Margam Country Park on 22 March 2026, with 5K, 10K and 20K routes for solo runners and canicross teams. Expect varied trails, friendly vibes and a great day out for competitors and their dogs a..

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

Run the iconic Pendine Sands on 5 April 2026 with beach out and back routes from 5k to a 32.8 mile ultra. Expect a scenic tidal course with bespoke finisher medals and trophies for top runners.