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Nant yr Arian Silver Trail

Ystumtuen, United Kingdom • 14 Mar 2026

Nant Yr Arian Silver Trail Races

The event is scheduled for 14 March 2026 in the Cambrian Mountains. It is organised by Aberystwyth Athletic Club as a not-for-profit event that supports local charities. This will be the ninth edition. Entries open 22 March 2025 and close 4 March 2026.

Routes are fully signed and waymarked; GPX files are available as backup. There is no race cut-off time. The organisers require a basic level of mandatory kit because the races take place in mountain terrain; details are provided on the event Facebook page. Transfers are allowed only while entries are open and race deferrals are not possible.

Distances and practical details

  • Half Marathon
  • 10 km
  • Under 7s: 0.5 mile (must be accompanied by an adult)
  • Ages 7-11: 1.5 miles
  • Ages 12-16: 2.6 miles

The Half Marathon has two feed stations and the 10 km has one. The event village offers hot and cold food, speciality coffee and additional food options. Early-bird entry fees apply until 30 June 2025; thereafter the listed standard fees apply. Junior entry fee is £5. Transfers and entry conditions follow the organiser’s published terms. Visit the organization's website for the most recent information.

United Kingdom Wales Ystumtuen

Race information

Registration
21 km
Half Marathon
10 km
10k
3 mi
Junior Ages 12-16 2.6 Miles
Junior Ages 7-11 1.5 Miles
Junior Under 7's 0.5 Mile
Visit the organization's website for the most recent information.
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