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Running calendar near Cardiff 2025-2026

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Explore the top running races near Cardiff for 2025-2026! We've gathered 32 exciting races in the area. Check out our detailed list below to find your next local race.

February 2025
Feb
23
Sunday

Sorbrook Slog

Trail Run 7 mi
Feb
23
Sunday

Ironwood Challenge

Trail Run 6 mi
March 2025
Mar
1
Saturday

St David's Day Run

5 km 10 km 13 mi
Mar
1
Saturday

The Winter Gmu

Trail Run 30 mi 45 mi
Mar
1
Saturday

Saturn 7 Hour Time Challenge - Aberdare

5 km 7 km ... 42 km 50 km
Mar
1
Saturday

The Hateful 8 Loopy Ultra

Backyard Ultra 9 mi
Mar
1
Saturday

St David's Day Dragon Run

5 km 7 km 21 km 50 km
Mar
2
Sunday

City Of Newport Half Marathon

13 mi
Mar
8
Saturday

Hateful Eight - 8 Mile Day Race

Trail Run 8 mi
Mar
16
Sunday

Merthyr Half Marathon

13 mi
Mar
22
Saturday

Save The Rhino Run - Wales

Backyard Ultra 5 km 7 km ... 42 km 50 km
Mar
29
Saturday

Bristol Bristol

Trail Run 25 km 55 km
April 2025
Apr
5
Saturday

Pegasus - The CANUM

Trail Run 40 mi
Apr
5
Saturday

Vale Coastal Trail Races

Trail Run 10 mi 18 mi 32 mi
Apr
6
Sunday

Bristol Brabazon Half Marathon

Apr
6
Sunday

The Big Cheese

Trail Run 15 mi
Apr
6
Sunday

Samtampa Memorial Run

7 km
Apr
12
Saturday

Steaming to the Coast

Trail Run 11 km 11 mi 26 mi
Apr
12
Saturday

Beast Of The Beacons

Trail Run 10 mi 20 mi 40 mi
Apr
13
Sunday

Newport Wales Marathon

10 km 13 mi 26 mi
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