Mumbles
Trail Running Calendar near Mumbles 2026-2027
Explore the top trail runs near Mumbles for 2026-2027! We've gathered 47 exciting trail runs in the area. Check out our detailed list below to find your next local trail run.
November 2026
Five coastal trail distances on 7-8 November 2026 along North Devon and Exmoor, all finishing at Minehead on the South West Coast Path.
A 30 mile trail ultra through the Brecon Beacons from Merthyr Tydfil, with technical terrain, four checkpoints and a six hour cut-off at checkpoint three.
Multi terrain races at Margam Country Park on 8 Nov 2026 featuring individual and CaniX 5K, 10K and 20K events plus a 12 x 5K Countdown Ultra.
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 at Margam Country Park on 14 November 2026 features fully marked forest races over 21.1 km and 10.2 km with checkpoints and included parking.
The Smurf Run at Dare Valley Country Park is a seven hour Time Challenge on well maintained park paths, with distances from 3 km up to 50 km. Finishers receive themed medals, distance pins and a goody bag with vegan options.
A chip timed 8.5 mile multi‑terrain trail race around Ilfracombe, North Devon, with marshals, medals for all, age category awards and limited to 200 entries.
Final race of the 2026 RTT Series in Afan Forest offering 5 km and 10 km trail routes with chip timing, medals and water stations at Bryn Bettws Lodge.
Timed lap event at Rhydycar, Merthyr Tydfil on 29 November 2026 with distances from 5 km to ultra on a certified tarmac course.
December 2026
Military themed timed run at Barry Sidings Country Park on 6 December 2026 with lap based distances, medals, aid station and a seven hour limit.
A just over 6 mile December dune race at Merthyr Mawr with a midrace mulled wine and mince pie stop and organised charity fundraising.
A festive charity trail run in Llangennith offering 5 km and 10 km routes, with proceeds to Morgans Army and an entry fee of £10.
Two festive runs of 2.5 km and 5 km at Dare Valley Country Park with medals, goody bags, refreshments and free parking.
A multi-distance timed challenge at Dare Valley Country Park with lap-based distances, themed medals, bobble hats, aid stations and on-course support.
Timed lap based run at Barry Sidings Country Park offering distances from 5 km to ultra on a 5.3 km tarmac lap with a 7 hour limit.
January 2027
Lap-based timed event in Rhydycar, Merthyr Tydfil with a 5.3 km tarmac lap, distances from 5 km to ultra, timed over seven hours and a no-medal entry option.