Parc Margam 10K & 5K Run - Sunday 15th March 2026

A breath-taking challenge in breath-taking surroundings - the Parc Margam 10k run is back for 2026!

Choose between 10k and 5k mixed terrain routes and help raise funds and awareness for this year’s Mayor of Neath Port Talbot’s nominated charities: Type-1-derful, a local charity that comes under the umbrella of Diabetes UK and Alzheimer's Society Cymru.

Register today and be part of this exciting event!

Main details:

• Check-in open from 9am at Margam Castle

• 10k & 5k runs start at 10am

• The 5k run is one lap of the route marked on the map below. The 10k run is two laps.

• Please note: the route is all terrain and includes woodland paths and inclines. It can get muddy in wet weather!

• Parking for participants is free. Main car park and check-in open from 9:00am. 10k & 5k runs start at 10:00

• Participants must be 14 or older at the time of the event

• All runners will receive a 2026 Parc Margam 10k medal at the finish line!

Apart from the entry fee, there is no additional commitment to raise sponsorship for the two charities - but any extra support would be greatly appreciated.

Parc Margam 10K Privacy Policy