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Marathon Calendar near Nantgarw 2025-2026

Explore the top marathons near Nantgarw for 2025-2026! We've gathered 13 exciting races in the area. Check out our detailed list below to find your next local race.

June 2025
Jun
7
Saturday

Midnight Mountain Marathon

Trail Run 13 mi 26 mi
Jun
8
Sunday

Cheddar Gorge Challenge

Trail Run 3 km 6 km ... 13 mi 26 mi
Jun
14
Saturday

Limitless Trails - Black Mountains

Trail Run 13 mi 26 mi 32 mi 50 mi
July 2025
Jul
19
Saturday

Saturn Running - Aberdare

Backyard Ultra 5 km 7 km ... 26 mi 50 km
Jul
20
Sunday

Wye Valley Tunnel Run

Trail Run 10 km 13 mi 26 mi
September 2025
Sep
20
Saturday

The Maverick X Series Afan Forest

Trail Run 10 km 25 km 42 km 50 km
November 2025
Nov
8
Saturday

Beacons Ultra

Trail Run 13 mi 26 mi 49 mi
December 2025
Dec
13
Saturday

Celtic Trail Races

Trail Run 13 mi 26 mi 34 mi
Dec
21
Sunday

Saturn Running - Aberdare

Backyard Ultra 5 km 4 mi ... 26 mi 50 km
March 2026
Mar
1
Sunday

Saturn Running - Aberdare

Backyard Ultra 5 km 7 km ... 26 mi 50 km
Mar
1
Sunday

Brecon to Cardiff Xtreme

Trail Run 26 mi 75 km
April 2026
Apr
11
Saturday

Steaming to the Coast

Trail Run 11 km 11 mi 26 mi
Apr
19
Sunday

Newport Wales Marathon

10 km 13 mi 26 mi
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