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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 69 exciting races in the area. Check out our detailed list below to find your next local race.

April 2026
Apr
18-19
Sa - Su

Cymoedd Sir Fynwy

Trail Run 20 mi 30 mi 50 mi
Apr
19
Sunday

MTC Y Draig Goch

Trail Run 34 mi
Apr
19
Sunday

Newport Wales Marathon

10 km 13 mi 26 mi
Apr
26
Sunday

Saturn 7 Hour Time Challenge - Aberdare

3 km 7 km ... 42 km 50 km
Apr
26
Sunday

Saturn Running - Aberdare

Backyard Ultra 3 km 7 km ... 26 mi 50 km
May 2026
May
2
Saturday

Rasus y Bannau

Trail Run 43 km 75 km 100 km
May
9
Saturday

Tenacious Ten Endurance Challenge

Backyard Ultra 6 km
May
10
Sunday

Bryn Meadows Caerphilly 10k

10 km
June 2026
Jun
13
Saturday

Offa's Dyke 15

Trail Run 15 mi
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