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Trail Running Calendar Wales 2025-2026

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Explore the best trail runs in Wales for 2025-2026! Our updated list features 103 exciting races across the region. Find your next race in Wales below and join the running community at these great events!

January 2025
Jan
18
Saturday

Alyn Waters Winter Trails

Trail Run 5 km 10 km
Jan
19
Sunday

Sea 2 Summit - Offa's Dyke Half/Full/Ultra

Trail Run 13 mi 26 mi 53 km
Jan
19
Sunday

West Glamorgan XC League - Margam Park

Trail Run 5 mi
Jan
25
Saturday

Tarrenhendre Fell Race

Trail Run 6 mi
February 2025
Feb
15
Saturday

Secret Santa Series - Llanbedr

Trail Run 12 km 10 mi 13 mi
Feb
16
Sunday

Brecon to Cardiff Winter

Trail Run 70 km
Feb
16
Sunday

Brecon to Cardiff Classic

Trail Run 70 km
Feb
16
Sunday

Brecon to Cardiff Xtreme

Trail Run 47 mi
Feb
23
Sunday

Sorbrook Slog

Trail Run 7 mi
March 2025
Mar
2
Sunday

Guided Trail Run - Ceiriog Valley

Trail Run 10 km
Mar
8
Saturday

Beast Of The Blacks

Trail Run 10 mi 20 mi 40 mi
Mar
8
Saturday

Loggerheads Trail

Trail Run 5 km 10 km
Mar
8
Saturday

Hateful Eight - 8 Mile Day Race

Trail Run 8 mi
Mar
8
Saturday

Gower Gallop Trail Races

Trail Run 5 km 10 km 13 mi
Mar
15
Saturday

Llantysilio Mountain Race

Trail Run 6 mi
Mar
15-16
Sa - Su

Brynkinalt Running Festival

Trail Run 5 km 10 km
Mar
22
Saturday

Nant yr Arian Silver Trail

Trail Run 2 mi 10 km 21 km
Mar
23
Sunday

Red Warrior Annual Multi Terrain Races

Trail Run 5 km 10 km 20 km
April 2025
Apr
5
Saturday

Vale Coastal Trail Races

Trail Run 10 mi 18 mi 32 mi
Apr
5
Saturday

Pegasus - The CANUM

Trail Run 40 mi
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