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Trail Running Calendar near Mumbles 2026-2027

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Explore the top trail runs near Mumbles for 2026-2027! We've gathered 46 exciting trail runs in the area. Check out our detailed list below to find your next local trail run.

December 2026
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.
A seven hour time challenge at Dare Valley Country Park offering distances from 3 km to 50 km, with medals, aid stations and vegan goody bags.
Two self-guided winter ultramarathons in the Brecon Beacons on 30 January 2027, for experienced runners with strict compulsory kit and navigation requirements.
February 2027
Celebrate St Davids Day with a 2.5km or 5km run through the scenic Dare Valley Country Park on well maintained paths with medals for all finishers.
A 7 hour time-challenge at Dare Valley Country Park offering looped distances from 3 km up to ultra, with medals, distance pins, goody bags and on-course aid.
March 2027
Trail races in Brechfa Forest on 13 March 2027 using a 13 mile loop for half marathon or marathon with marked routes, aid stations, medical support and finish medals.
A 7 hour Time Challenge at Dare Valley Country Park offering distances from 3 km to 50 km, themed medals, goody bags and aid stations.
Timed, lap based event at Barry Sidings Country Park on 21 March 2027 offering distances from 5 km to ultra on a 5.3 km out and back lap with a seven hour limit.
April 2027
Beach races at Pendine Sands on 11 April 2027 offering 5k, 10k and half marathon distances on firm sand with water stations and bespoke finishers medals.
May 2027
Trail running across Exmoor's sea cliffs, moorland and ancient woodlands with five distances from 5 km to 56 km.
Trail races at Exmoor near Martinhoe offering 10K, half, marathon and ultra routes across moorland, woods, cliffs and steep climbs.
A muddy 5k obstacle course through Singleton Park with mixed terrain, staggered waves, an age limit of 13+, and on-site facilities including toilets and refreshments.
Gwyn Matthews Rhondda Rollercoaster offers 26.5 and 16 mile routes across the Rhondda Valleys with checkpoints, refreshments, and a completion certificate.
Trail races at Margam Country Park on 23 May 2027 with 5 km, 10 km and half marathon courses, chip timing, finishers' kit and canicross options.
A multi-stage event at Dare Valley Country Park where runners complete five Pure distances within 24 hours, with separate and combined results. Distances include 5k, 10k, 50k, half marathon and marathon.
Coastal running event in Woolacombe offering Marathon, Half Marathon and 10K with on-course water stations, race village and fundraising for North Devon Hospice.
July 2027
Multi distance trail event on the Gower Peninsula in South Wales featuring a 100 km figure of 8 plus 75 km, 50 km, 25 km and 10 mile options with camping and staffed rest stops.
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