Running calendar Wales 2025-2026

Jan

25

Saturday

Tarrenhendre Fell Race

Abergynolwyn, Wales

Trail Run 6 mi

Jan

26

Sunday

Resolution Run 5k

Builth Wells, Wales

5 km

Feb

8

Saturday

The Cardiff Half Marathon Winter Warmer Run

Cardiff, Wales

5 km 10 km 13 mi

Feb

9

Sunday

Nick Beer Llandudno 10k

Llandudno, Wales

10 km

Feb

15

Saturday

Secret Santa Series - Llanbedr

Llanbedr, Wales

Trail Run 12 km 10 mi 13 mi

Feb

16

Sunday

Brecon to Cardiff Classic

Nantgarw, Wales

Trail Run 70 km

Feb

16

Sunday

Brecon to Cardiff Winter

Nantgarw, Wales

Trail Run 43 mi

Feb

16

Sunday

Pontypool 10K Home Run

Pontypool, Wales

10 km

Feb

16

Sunday

Brecon to Cardiff Xtreme

Nantgarw, Wales

Trail Run 47 mi

Feb

16

Sunday

Llanelli Running Events

Carmarthenshire, Wales

10 km 21 km

Feb

22

Saturday

Saturn 7 Hour Time Challenge - Aberdare

Aberdare, Wales

5 km 7 km ... 42 km 50 km

Feb

22

Saturday

Afan Forest Trail Half Marathon

Port Talbot, Wales

10 km 13 mi

Feb

23

Sunday

Sorbrook Slog

Cwmbran, Wales

Trail Run 7 mi

Mar

1

Saturday

St David's Day Run

Cardiff, Wales

5 km 10 km 13 mi

Mar

1

Saturday

Saturn 7 Hour Time Challenge - Aberdare

Aberdare, Wales

5 km 7 km ... 42 km 50 km

Mar

1

Saturday

The Hateful 8 Loopy Ultra

Aberkenfig, Wales

Backyard Ultra 9 mi

Mar

2

Sunday

Guided Trail Run - Ceiriog Valley

Llanarmon Dyffryn Ceiriog, Wales

Trail Run 10 km

Mar

2

Sunday

City Of Newport Half Marathon

Newport, Wales

13 mi

Mar

2

Sunday

Jones O Gymru Anglesey Half Marathon

Menai Bridge, Wales

10 km 13 mi

Mar

8

Saturday

Hateful Eight - 8 Mile Day Race

Bridgend, Wales

Trail Run 8 mi