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Running Calendar near Tongwynlais 2025-2026

Explore the top running races near Tongwynlais for 2025-2026! We've gathered 97 exciting races in the area. Check out our detailed list below to find your next local race.

November 2025
Nov
15
Saturday

Dusk Till Dawn The Winter Edition

Backyard Ultra 10 mi
Nov
15
Saturday

Trails & Tarmac Backyard Ultra

Backyard Ultra 4 mi
Nov
16
Sunday

Cardiff Trail Half Marathon

Trail Run 13 mi
December 2025
Dec
6
Saturday

Santa Run Patchway

5 km 10 km
Dec
6
Saturday

Secret Santa Series

Trail Run 14 km 10 mi 13 mi
Dec
13
Saturday

Celtic Trail Races

Trail Run 13 mi 26 mi 34 mi
Dec
20
Saturday

Nightmare before Xmas Trail ½ Marathon

Trail Run 13 mi
Dec
21
Sunday

Saturn Running - Aberdare

Backyard Ultra 3 km 7 km ... 26 mi 50 km
January 2026
Jan
18
Sunday

Cardiff Trail 10k

Trail Run 10 km
Jan
24
Saturday

Saturn Running - Aberdare

Backyard Ultra 3 km 7 km ... 26 mi 50 km
Jan
25
Sunday

Chepstow Running Festival Half Marathon

5 km 10 km 13 mi
March 2026
Mar
1
Sunday

Saturn Running - Aberdare

Backyard Ultra 5 km 7 km ... 49 km 50 km
Mar
1
Sunday

Brecon to Cardiff Classic

Trail Run 70 km
Mar
1
Sunday

Brecon to Cardiff Xtreme

Trail Run 26 mi 75 km
Mar
7
Saturday

The Winter Gmu

Trail Run 30 mi 45 mi
Mar
7
Saturday

The Hateful 8 Loopy Ultra

Backyard Ultra 9 mi
Mar
22
Sunday

Merthyr Half Marathon

13 mi
Mar
28
Saturday

Bristol Trail & Ultra

Trail Run 25 km 55 km
April 2026
Apr
5
Sunday

Bristol Brabazon Half Marathon

10 km 13 mi
Apr
11
Saturday

Steaming to the Coast

Trail Run 11 km 11 mi 26 mi
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