Trail Running calendar near Ystumtuen 2026-2027

We have found 256 Trailruns within 80 miles of Ystumtuen. See below where and when you can find the races.

Experience a 12 hour Backyard Ultra in the Black Mountains featuring a 4.2 mile loop of trail and tarmac. Complete 11 hourly yards before a final sprint lap determines the winner of this unique endurance challenge.

A 6 mile out and back fell race with 1900 feet of ascent around Rhobell Fawr, starting and finishing at Llanfachreth village hall. It opens the Meirionnydd Winter Race Series and requires full WFRA kit and fell shoes.

Experience a 30 mile ultra marathon through the heart of the Brecon Beacons featuring the summit of Pen y Fan. This trail event offers technical terrain and scenic reservoir views with a strict 200 runner limit.

Experience the Pen Llyn Ultra Winter Edition in November 2026. This Coast 2 Coast event offers a 37.5 mile solo ultra-marathon or a team entry for groups of four through a scenic winter landscape.

Experience an evening off road run through the tracks and trails of The Wyre Forest. This ten kilometer event features a two lap course in the dark where torches are required and canicross runners are welcome.

Held in Porth Penrhyn, Bangor on 14-15 November 2026, Slate Trail Ultra offers two trail races of 147 km and 80 km along the Snowdonia Slate Trail with substantial elevation gain and organised aid stations.

UTMB Index

Explore the forest trails of Margam Park with a choice of three distances: 5 km, 10 km, or a half marathon. The fully marked routes include checkpoints, and your entry covers parking, timing, and a finisher's medal. A mandatory kit list ens..

A guided *55 km* trail run on Anglesey taking in three high points and over 2000 m of ascent, split into five supported sections with guides, checkpoints and a wooden medal and certificate for finishers.

A 10 km multi terrain trail run around Beckbury, Shropshire, featuring the Badgers Bite Hill, marshalled and signposted with a halfway drinks station and a finisher medal.

Chip-timed MoRuns at Croxteth Park on 21 November 2026, offering 1.5k, 5k, 10k and a half marathon while supporting Movember; finishers receive medals, headbands and instant results.

Saturn Running's Smurf Run in Wales is a flexible 7-hour Time Challenge at Dare Valley Country Park. Run your chosen distance on scenic paths and earn a themed medal, goody bag, and snacks. All finishers get ice cream, and free parking is a..

Experience a scenic trail run through Delamere Forest featuring views from Old Pale Hill and the Sandstone Trail. Choose between 21k and 42k distances in the beautiful Cheshire countryside southwest of Manchester.

Experience an evening off road run through the tracks and trails of the Wyre Forest. This 10 km multi lap course takes runners through the dark with mandatory torches and a medal for every finisher.

Experience a scenic winter trail race at Loggerheads Country Park featuring a three loop course with solo and team relay options. Enjoy a supported atmosphere with central feed stations and a three and a half hour cut off time.

Experience the scenic trails of Afan Forest in the final event of the 2026 RTT Series. Choose between a 5km or 10km route featuring chip timing and marshalled trails starting from Bryn Bettws Lodge.

December 2026

This winter trail run in Alyn Waters Country Park offers 5k and 10k courses, plus a Canicross option. The fully marked routes feature varied terrain. All finishers get a medal and a free kids' dash makes it family friendly.

Test your endurance in the Black Mountains with three challenging trail races ranging from 14 km to a half marathon. Experience technical terrain and steep mountain ridges in the heart of the Brecon Beacons National Park.

Join this eco friendly trail running event in the picturesque Black Mountains of Wales. Runners can choose between 13 mile, 10 mile, and 14 kilometer distances while supporting a leave no trace mentality.

Take on the Cardington Cracker, a 9 mile fell race near Church Stretton with 793 m of climb and breathtaking Border views. Pre entry only and limited parking mean early sign up is essential for this rugged, rewarding test.

Part of a 12 Days of Christmas series at Pengethley Manor in Ross on Wye offering 5k, 10k, half marathon, marathon and ultra distances on a tough off road loop. Runners and walkers have seven hours to complete their chosen distance with vir..