Margam close

Trail Running Calendar near Margam 2026-2027

Header image

Explore the top trail runs near Margam for 2026-2027! We've gathered 101 exciting trail runs in the area. Check out our detailed list below to find your next local trail run.

July 2027
Multiple-distance trail event on the Gower Peninsula with camping at Penrice Castle, marquee rest stops, GPS tracking and options from 10 miles to 100 km.
Trail races on the private Merthyr Mawr Estate with a 12K, half marathon and marathon across dunes, river crossings and the Glamorgan Heritage Coast.
A navigation challenge in Cardiff where participants are blindfolded, dropped at an undisclosed location, and must find their way back without maps or GPS.
A two day trail ultramarathon in the Brecon Beacons near Abergavenny with distances up to 100 miles, on site camping, and UTMB index status.
A supported trail event on the South West Coast Path and Exmoor on 24 July 2027 offering 50 km, 25 km and 10 km options with basecamp at Dunster.
Mountain running event to the summit of Pen y Fan in the Brecon Beacons on 25 July 2027, offering 5 mile and 13 mile routes with paid entry options.
Coastal ultramarathons along the Wales Coast Path with 100-mile, 50-mile and 50 km options, marked routes, GPS support and staffed checkpoints.
August 2027
Trail ultra along the Cambrian Way from Llanthony or Abergavenny to Cardiff with 44 or 33 mile options, indoor aid stations and required self navigation.
Timed laps of a 5.3 km out and back course at Barry Sidings Country Park on 22 August 2027, with distances from 5 km up to ultra and a seven hour limit.
Community-run trail races around Afan Argoed offering 10.5 mile, 6.5 mile and a 1 mile U18 event with chip timing, marshals, water stations and mountain rescue cover.
September 2027
SBOC Autumn Sprint Series #1 at Tircoed near Swansea on 1 Sep 2027 is a local club event with coaching available and facilities noted as suitable for families and newcomers.
SBOC Autumn Sprint Series #3 is a local event at Baglan Moors near Swansea on Wed 15 Sep 2027 with coaching available and no dogs allowed.
Club league orienteering at Clyne Valley near Swansea on 18 September 2027, organised by SBOC with coaching available and no dogs permitted.
A local orienteering sprint at Mumbles near Swansea on Wed 22 Sep 2027, organised by SBOC and suitable for families, children and newcomers; dogs not allowed.
Three coastal trail races on the Gower Peninsula on 25th September 2027, including a 50-mile circuit plus 34-mile and 26-mile routes with checkpoints and GPS tracking.
October 2027
Night trail running on Exmoor with 5 km and 10 km routes over Selworthy Beacon, optional wooden finisher medals, held as part of the Exmoor Dark Skies Festival.
November 2027
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.
July 2028
A single day ultra of about 39.7 miles along National Cycle Route 8 from Glasbury to Merthyr Tydfil. Limited field, mandatory kit and 4.0 mph cut offs; finishers receive an Afanc medal and champions receive bespoke trophies.
Add Event
Help us complete the calendar!
  • Distance is at least 5 km
  • Event has a website or Facebook page
Website
Optional: Please provide your e-mail address if we may contact you.
Report a change
We will only update the data if the information is also on the website.