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Running calendar near Merthyr Tydfil 2025-2026

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Explore the top running races near Merthyr Tydfil for 2025-2026! We've gathered 40 exciting races in the area. Check out our detailed list below to find your next local race.

June 2025
Jun
14
Saturday

Limitless Trails - Black Mountains

Trail Run 13 mi 26 mi 50 km 80 km
Jun
14
Saturday

True Grit Trail Half Marathon

Trail Run 13 mi
Jun
15
Sunday

Barry Island 10K

10 km
Jun
21-23
Sa - Mo

Epona 100

Trail Run 100 mi
July 2025
Jul
5
Saturday

Pegasus - The PIGUM

Trail Run 30 mi
Jul
6
Sunday

Porthcawl 10K

10 km
Jul
13
Sunday

Ironman 70.3 Swansea

Triathlon
Jul
19-20
Sa - Su

Dragon Coastal Ultramarathon

Trail Run 30 mi 50 mi 100 mi
Jul
19
Saturday

Dusk Till Dawn - Bridgend

Backyard Ultra 10 mi
Jul
19
Saturday

Rabbit Run Wales

Trail Run 4 km 12 km 40 km
Jul
19
Saturday

Saturn Running - Aberdare

Backyard Ultra 5 km 7 km ... 26 mi 50 km
Jul
23
Wednesday

SSAFA South East wales Cardiff 5K Series

5 km
Jul
23
Wednesday

Sorbrook Tough 10k

10 km
Jul
26-27
Sa - Su

Beacons Way Ultra 100km

Trail Run 100 km
Jul
26-27
Sa - Su

Beacons Way Ultra 100 Miles

Trail Run 100 mi
Jul
26
Saturday

GV 70.tri

Triathlon
Jul
27
Sunday

Pen Y Fan Challenge

Trail Run 5 mi 13 mi
August 2025
Aug
2
Saturday

The Eddum

Trail Run 50 mi
Aug
3
Sunday

Dragon Slayer Ultra

Trail Run
Aug
9
Saturday

Brecon Beacons 51k

Trail Run 10 km 24 km 51 km
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