Trail Running calendar near Builth Wells 2024-2025

We have found 172 Trailruns within 80 miles of Builth Wells. See below where and when you can find the races.

The Summer Green Man Ultra (GMU) offers two challenging distances: 30 miles and 45 miles, both set on the scenic Community Forest Path around Bristol. Participants can expect a clockwise route, with checkpoints providing food and drink along the way. All finishers receive a bespoke medal and a techn..

The Pershore Plum 10k is an annual running event organized by the Pershore Plum Plodders, a friendly running club based in Worcestershire. This race is designed to be inclusive for runners of all abilities and aims to promote community spirit and fitness. Participants can enjoy a scenic route while ..

The Mendip Marauder is an exciting ultra-running event set in the scenic Mendip Hills of Somerset, England. Participants can choose between a challenging 50-mile or a 30-mile course, both featuring significant elevation gains and breathtaking views. The race showcases stunning landscapes, including ..

September 2025

The Joust 12hr & 24hr is an ultra-running event held at Top Barn Campsite, featuring both solo and team categories. Participants can choose between a 24-hour challenge, which allows solo runners or teams to complete as many laps as possible, or a 12-hour challenge aimed at completing 50 miles. The c..

The RIDUM is an exciting 30-mile ultra marathon set in the scenic hills of South East Wales, specifically along the Rhymney Valley Ridgeway Walk. Participants will tackle a challenging course featuring 4,252 feet of elevation, offering stunning views and a diverse terrain that includes lanes, trails..

The Yr Wyddfa Ultra 100 is an exhilarating 100-mile ultramarathon set in the stunning Snowdonia National Park, featuring a challenging elevation gain of 5788 meters. Scheduled for September 6, 2025, the event accommodates 250 participants and includes multiple checkpoints offering essential support ..

The Yr Wyddfa Ultra 50 is an exhilarating ultra-running event set in the stunning Snowdonia National Park, specifically around the village of Betws-y-Coed. Covering a challenging distance of 45 miles with an elevation gain of 3,254 meters, participants will navigate through breathtaking mountain tra..

The Hawarden Estate Trail 10k is an exciting running event that offers participants a scenic and varied course, featuring forest tracks, grassy fields, and country lanes. The race is designed to accommodate both beginner trail runners and more competitive athletes, making it an inclusive experience ..

The 2 HillForts Hill Race is an exciting running event set in the scenic Clwydian Range Area of Outstanding Natural Beauty. Participants will tackle a challenging course of just under 9 miles, featuring a significant ascent of 2500ft as they navigate the two hillforts of Moel Arthur and Penycloddiau..

The Snowdonia Mountain Skills Weekend, organized by Running Adventures, offers an immersive experience for advanced trail runners looking to enhance their mountain skills. Set in the stunning Nantlle Valley, participants will engage in challenging activities, including steep climbs and navigation ex..

The Conquest of Avalon is a unique running event organized by Albion Running, featuring two challenging routes of 30 and 50 miles through the scenic landscapes of Somerset, England. Participants will traverse historical trails, including the Leland Trail and Land's End Trail, culminating at the icon..

The T184 will take place in Cirencester on Thursday 25 September 2025.