Trail Running Calendar Wales 2025-2026

Sep

6

Saturday

Yr Wyddfa Ultra 50

Betws-y-Coed, Wales

Trail Run 45 mi

Sep

6

Saturday

Yr Wyddfa Ultra 100

Betws-y-Coed, Wales

Trail Run 100 mi

Sep

6

Saturday

RunThrough Snowdonia Sea2Sky

Barmouth, Wales

Trail Run 25 km 53 km

Sep

7

Sunday

2 Hillforts Hill Race

Denbigh, Wales

Trail Run 9 mi

Sep

12

Friday

Snowdonia Mountain Skills Weekend

Dyffryn Nantlle, Wales

Trail Run 5 mi 8 mi 10 mi

Sep

20

Saturday

The Maverick X Series Afan Forest

Port Talbot, Wales

Trail Run 10 km 25 km 42 km 50 km

Sep

20

Saturday

Abersoch Half Marathon

Abersoch, Wales

Trail Run Road Race 13 mi

Sep

21

Sunday

Pumsaint Trail Half Marathon

Pumsaint, Wales

Trail Run 6 mi 13 mi

Sep

27

Saturday

Town to Tower 10K

Ruthin, Wales

Trail Run 10 km

Oct

4

Saturday

Gower Ultra 50, Ultra Bach & Trail Race

Mumbles, Wales

Trail Run 23 mi 50 km 34 mi

Oct

11

Saturday

The Loop Ultra - Dolanog

Dolanog, Wales

Trail Run 50 km

Oct

12

Sunday

Breidden Hills

Criggion, Wales

Trail Run 11 km

Oct

18

Saturday

Loggerheads Autumn Trails

Mold, Wales

Trail Run 7 km 14 km

Oct

19

Sunday

Brenig Way 50K Trail Race

Corwen, Wales

Trail Run 50 km

Oct

26

Sunday

Giddy Horse Half Marathon, Trail, & Steeplechase Obstacle Course Races

Chepstow, Wales

Trail Run Obstacle Run 4 mi 8 mi 13 mi

Oct - Nov

31-2

Fr - Su

Black Beacon Mountain Trail Races

Hirwaun, Wales

Trail Run 21 mi 50 km 50 mi 100 mi

Nov

1

Saturday

OTT Ultra Marathon

Merthyr Tydfil, Wales

Trail Run 30 mi

Nov

8

Saturday

Endurancelife | Gower

Oxwich, Wales

Trail Run 10 km 13 mi 26 mi 34 mi

Nov

8

Saturday

Beacons Ultra

Talybont-on-Usk, Wales

Trail Run 13 mi 26 mi 49 mi

Nov

9

Sunday

Anglesey Trail Half Marathon

Llanfairpwllgwyngyll, Wales

Trail Run 10 km 13 mi