Running Calendar Wales 2025-2026

May

31

Saturday

Abersoch 10K

Abersoch, Wales

10 km

May

31

Saturday

Saturn Running - Aberdare

Aberdare, Wales

Backyard Ultra 5 km 7 km ... 26 mi 50 km

Jun

4

Wednesday

SSAFA South East wales Cardiff 5K Series

Cardiff, Wales

5 km

Jun

7

Saturday

Pegasus - The VOGUM

Porthcawl, Wales

Trail Run 40 mi

Jun

7

Saturday

The Llangollen 50K

Llangollen, Wales

50 km

Jun

7

Saturday

Snowdonia in a Day

Conwy, Wales

Trail Run 65 km

Jun

7

Saturday

Conquer Cardiff Summer 5k 10k and Half Marathon

Cardiff, Wales

5 km 10 km 13 mi

Jun

7

Saturday

Midnight Mountain Marathon

Talybont-on-Usk, Wales

Trail Run 13 mi 26 mi

Jun

8

Sunday

Swansea Half Marathon

Swansea, Wales

13 mi

Jun

13-15

Fr - Su

Pembrokeshire Coastal Races

Dale, Wales

Trail Run 22 mi 50 km 50 mi 100 mi

Jun

14

Saturday

Limitless Trails - Black Mountains

Pandy, Wales

Trail Run 13 mi 26 mi 32 mi 50 mi

Jun

14

Saturday

True Grit Trail Half Marathon

Bridgend, Wales

Trail Run 13 mi

Jun

15

Sunday

Barry Island 10K

Barry Island, Wales

10 km

Jun

15

Sunday

Gregynog Trail Race

Tregynon, Wales

Trail Run 6 km

Jun

21

Saturday

Skyrun Eryri / Snowdon Skyrace

Rhyd-Ddu, Wales

Trail Run 16 km 27 km 38 km 52 km

Jun

21

Saturday

GB Ultras - Ultra Wales 50

Ganllwyd, Wales

Trail Run 50 mi

Jun

21-23

Sa - Mo

Epona 100

Abergavenny, Wales

Trail Run 100 mi

Jun

22

Sunday

The Blade Runner - Cardiff

Cardiff, Wales

Trail Run 7 mi

Jun

28

Saturday

Welsh 3000’s Ultra Run

Llanberis, Wales

Trail Run 50 km

Jun

29

Sunday

Hundred House 10k

Hundred House, Wales

10 km