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Trail Running Calendar near Carmarthenshire 2025-2026

Explore the top trail runs near Carmarthenshire for 2025-2026! We've gathered 11 exciting races in the area. Check out our detailed list below to find your next local race.

November 2025
Nov
8
Saturday

Endurancelife | Gower

Trail Run 7 mi 14 mi 27 mi 34 mi
Nov
15
Saturday

Margam Trail Races

Trail Run 5 km 10 km Half Marathon
Nov
16
Sunday

MT10 (Multi-Terrain 10)

Trail Run 10 mi
Nov
30
Sunday

RTT Afan Forest 10K

Trail Run 5 km 10 km
March 2026
Mar
22
Sunday

Red Warrior Annual Multi Terrain Races

Trail Run 5 km 10 km 20 km
April 2026
Apr
5
Sunday

Pendine Sands Races

Trail Run 5 km 10 km Half Marathon Marathon
Apr
11
Saturday

RTT Gower Trail Half Marathon

Trail Run 5 km 10 km Half Marathon
Apr
25
Saturday

Endurancelife | Pembrokeshire

Trail Run 8 mi 13 mi 27 mi 35 mi
May 2026
May
9
Saturday

Preseli Beast

Trail Run 11 mi 24 mi
July 2026
Jul
18-19
Sa - Su

Gower Peninsula Ultra Challenge

Trail Run 10 km 25 km ... 75 km 100 km
September 2026
Sep
27
Sunday

RTT Margam 10k

Trail Run 5 km 10 km
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