Cardiff Trail Half Marathon

Trails & Tarmac Backyard Ultra is held near Crickhowell in the Black Mountains, Powys. The course uses 4.2-mile loops of mixed trail and tarmac, with one gentle climb and a short steep section for a fast, runnable feel. The event follows an endless BYU format: each loop must be completed within one..

The Maverick X Series Afan Forest 2025 is a trail running event set in the scenic Afan Forest Park, South Wales. Offering four route options—Ultra (50 km, 1133 m elevation), Long (42 km, 970 m), Middle (25 km, 625 m), and Short (10 km, 232 m)—the course features a mix of hard-packed gravel trails an..

The Fraggle Run in Aberdare, hosted by Saturn Running, is a 7-hour time challenge event set in the scenic Dare Valley Country Park. Participants can choose their distance, starting from a minimum of 3km, with laps measuring approximately 4.37 miles (7km) on well-maintained footpaths offering beautif..

RTT Margam 10k & 5K is organised by Aspire X Events and takes place at Margam Country Park, Margam, Neath Port Talbot, SA13 2TJ on 28/09/2025. The event offers the following distances: 5K 10K The 10K route is a repeat of the 5K lap. The race starts near the East Lodge Car Park within Margam C..

Portishead's Black Nore 10km returns in 2025, a mixed-terrain coastal race starting at Portishead Lake Grounds. The route runs along the coast path of the Bristol Channel, past Black Nore Lighthouse and through Redcliffe Bay with water views toward Wales. Runners tackle a gently undulating course wi..

The Quantock Hills Trail half marathon is organised by Prosper Events and runs from Kilve Court in Kilve, Bridgwater (TA5 1EA), UK. The 2024 event took place on 06 Oct 2024. A next race is listed for 05 Oct 2025. The event is designated as a UTMB index race. The route uses technical single-track t..