Llanelli
Trail Running Calendar near Llanelli 2026-2027
Explore the top trail runs near Llanelli for 2026-2027! We've gathered 28 exciting trail runs in the area. Check out our detailed list below to find your next local trail run.
August 2026
A 7.5 km fell race around Cwrt-y-Cadno Show fields with 264 m of climb; entry to the show is £5 and the course is partially marked with a minimum age of over 16.
A 11.3 km fell race with 350 m ascent near Mynachlog-ddu and Rosebush. The partially marked course requires navigational skills and experience. Entry is £5 pre-entry or £7 on the day and includes tea and cake.
September 2026
A 12km canitrail and trail run at Halo Ogmore Valley Life Centre in aid of PAPYRUS on 13 September 2026, entry £26, dogs welcome.
Three coastal trail races on 26 September 2026 around the Gower Peninsula offer routes of 50, 34 and 23 miles along cliffs, bays and coastal paths. The event is self navigated with checkpoints, GPS tracking and coach transfers to starts.
Trail race at Margam Country Park offering 5 km and 10 km routes through woodland with castle views. The event features chip timing, water stations, a finisher's medal and parking included with entry.
October 2026
Repeat a 9 mile mixed-terrain loop at The Nature Centre, completing as many laps as possible within an eight hour limit.
Coastal trail running at Oxwich Bay on 18 October 2026 with 21 km, 10 km and 5 km options plus chip timing and finisher medals.
November 2026
Fully marked trail races at Margam Park including a half marathon and a 10k, running through woodland, parkland and the deer park with coastal views; entries include parking, timing, a medal and download photos.
Trail Half Marathon Wales runs in Margam Country Park and Forest on 14 November 2026, offering a fully marked half marathon and 10k on forest trails with checkpoints, safety cover, and included car parking.
The final race of the 2026 RTT Series takes place in Afan Forest with separate 5 km and 10 km routes from Bryn Bettws Lodge. The event features chip timing, finisher medals, marked and marshalled routes and water stations.
A club organised race at Blaenwern Holiday Centre in Llanybydder on 29 November 2026 covering 6.5 miles on mixed surfaces; junior and senior categories are included and past results are archived online.
December 2026
A trail half marathon near Bridgend with mixed terrain, an initial eight mile section plus about five extra miles, limited to 70 runners and a prize for Christmas fancy dress.
April 2027
The Pendine Sands Races stage beach out-and-back events over 5k, 10k and a half marathon on firm sand, with flagged distances, cup-free water stations, bespoke finisher medals and category trophies.