Trail Running calendar near Abergavenny 2025-2026

We have found 216 Trailruns within 80 miles of Abergavenny. See below where and when you can find the races.

The Celtic Trail Races, held annually at Dare Valley Country Park in Aberdare, South Wales, offer a festive trail running experience with three distances: a 34-mile ultra, a 26-mile marathon, and a 13-mile half marathon. The courses traverse rugged, ancient Celtic tracks through Afan Forest and the..

The Nightmare Before Xmas Trail ½ Marathon is a challenging trail running event held at the Bridgend Miniature Railway Centre in Bridgend, UK. Participants face a tough course starting with the "Hateful Eight," an 8-mile route featuring mixed terrain including a steep hill, scenic road sections, and..

The Christmas Carol Bobble Hat Run, organized by Saturn Running, takes place in the scenic Dare Valley Country Park in Aberdare, Wales. This inclusive event welcomes runners and walkers of all abilities. Participants can choose their distance within a 7-hour time challenge, with a minimum of 3km and..

The Slow and Dirty is a festive 19-kilometer trail race held in Sturminster Newton, Dorset, following a level, hard-surfaced route along a former railway line known historically as the Somerset and Dorset or "Slow and Dirty." The course offers scenic views along the River Stour valley, passing resto..

The Midwinter Mortimer Trail is a challenging trail running event held in Herefordshire, England, featuring two main distances: a 30-mile ultra and a 15-mile Croft 15 route. The ultra course runs from Ludlow Castle to Kington, traversing the scenic Marches landscape with forests, limestone tops, hil..

The Plain Crazy (Winter) is a challenging 12.5-mile trail run held in Warminster, featuring a hilly and potentially snowy course that is scenic yet desolate and windy. The event supports The Royal British Legion Poppy Appeal and offers prizes across various age categories for both male and female ru..

January 2026

Haldon Night is a winter night trail running event held at Haldon Forest Park near Exeter, Devon. It features single-loop 10K and 5K courses, both professionally marked and marshalled, with slight adjustments to official distances. The event also offers children’s races: a 1K for ages 3-7 and a 2K f..

The Cardiff Trail 10k is an exciting running event set against the stunning backdrop of Castell Coch. Scheduled for January 18, 2026, this newly introduced race offers participants a unique blend of competition and natural beauty, making it an ideal choice for both experienced runners and newcomers...

The Crocodile Challenge is a 6-hour running event held at Ryton Pools Country Park near Coventry in Warwickshire. The course is a runnable, relatively flat 3.3-mile loop around pools and open pasture with crushed stone paths and some minor rises. Participants can complete as many laps as they wish w..

The Holly Challenge is an exciting running event that marks the beginning of the racing year, offering participants a choice of distances: 5K, 10K, Half Marathon, or Marathon. Set in the picturesque Lightmoor Nature Reserve in Telford, this event is perfect for those preparing for spring marathons...

Saturn Running's "Spice Up Your Run - Wales" is a fun and inclusive running event held at Dare Valley Country Park in Aberdare. Participants can walk or run a minimum of 3km, with options to complete laps of approximately 7km each, allowing distances up to 50km, including half-marathon, marathon, an..

The Stonehenge Stomp is a popular walking and running event organized by the City of Salisbury Athletics & Running Club, held near the iconic Stonehenge site. Participants can choose from fully marked trail distances of 5 km (family-friendly), 10 km, 20 km, 30 km, or 40 km, all offering scenic views..

The Icing On The Cake is a thrilling trail running event set in the picturesque Shropshire Hills, featuring both half (13.1 miles) and full (26.2 miles) marathon options. Scheduled for February 1, 2025, participants will navigate a scenic route that showcases the rugged beauty of the area, starting..

February 2026

The Westonbirt Arboretum Winter Night Race is an exciting running event set in the stunning National Arboretum, featuring over 2,500 tree species. Participants can choose between 5km and 10km routes, which showcase the arboretum's diverse landscapes and solid terrain, providing a unique blend of tra..

The Exeter Half Marathon, organized by Exeter City Community Trust, is a popular running event held in Exeter, UK. The race features a two-lap, 13.1-mile (half marathon) course starting from Piazza Terracina, Haven Road, and follows a scenic route along Exeter’s historic Quayside and Riverside Valle..

The Cannock Chase Forest race offers runners a choice of 20, 15, 10, or 5-mile trail distances through the scenic and undulating forest paths of Staffordshire. Known for its beautiful and challenging course featuring hills, the event suits all abilities, from novices to seasoned athletes, making it..

The Westonbirt Arboretum Winter Day Race is a scenic running event set in the stunning National Arboretum, featuring over 2,500 tree species. Participants can choose between a 5km or 10km race, with routes that showcase the beauty and diversity of the arboretum's landscape. The event is designed to..

The Trails & Tarmac Backyard Ultra, organized by Limitless Trails, is an endurance running event held near Crickhowell in the Black Mountains, Powys, UK. The race features a 4.2-mile (approximately 4.17 miles in some editions) loop combining equal parts trail and tarmac, with mostly flat terrain, on..

The Dalwood 3 Hills is a popular multi-terrain running event held in Dalwood, near Axminster, Devon. Scheduled for February 15, 2026, it offers three distances: a challenging 10-mile course featuring hills, mud, and river crossings; a 5km "Dalwood Dash" with similar terrain; and a new 3km "Dalwood D..

The Two Tunnels Races, taking place in February 2026, offer a unique running experience through Bath's historic underground tunnels, the longest of their kind in the UK. Participants can choose from a variety of distances, including ultra marathons, half marathons, 10km, 5km, and family-friendly Col..