Wales close

Running calendar Wales 2025-2026

Header image

Explore the best running races in Wales for 2025-2026! Our updated list features 161 exciting races across the region. Find your next race in Wales below and join the running community at these great events!

October 2025
Oct
19
Sunday

Brenig Way 50K Trail Race

Trail Run 50 km
Oct
19
Sunday

Abergele 5k & 10k

5 km 10 km
Oct
25
Saturday

Marathon Eryri

42 km
Oct
25
Saturday

Giddy Horse Backyard

Backyard Ultra 8 hr 12 hr 24 hr
Oct
25
Saturday

Moel Famau Halloween 'piece of String' Night Race

12 km
Oct
26
Sunday

Giddy Horse Half Marathon, Trail, & Steeplechase Obstacle Course Races

Trail Run Obstacle Run 4 mi 8 mi 13 mi
Oct - Nov
31-2
Fr - Su

Black Beacon Mountain Trail Races

Trail Run 21 mi 50 km 50 mi 100 mi
November 2025
Nov
1
Saturday

OTT Ultra Marathon

Trail Run 30 mi
Nov
2
Sunday

Richard Burton 10k

10 km
Nov
8
Saturday

Endurancelife | Gower

Trail Run 10 km 21 km 42 km 55 km
Nov
8
Saturday

Beacons Ultra

Trail Run 13 mi 26 mi 49 mi
Nov
9
Sunday

Anglesey Trail Half Marathon

Trail Run 10 km 13 mi
Nov
15-16
Sa - Su

Slate Trail Ultra

Trail Run 88 km 145 km
Nov
15
Saturday

Margam Trail Races

Trail Run 5 km 10 km 21 km
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

Conwy Half Marathon

13 mi
Nov
16
Sunday

Cardiff Trail Half Marathon

Trail Run 13 mi
Nov
16
Sunday

Guided Trail Run - Dolwyddelan

Trail Run 10 km
December 2025
Dec
6
Saturday

Secret Santa Tinsel Half Marathon

Trail Run 12 km 10 mi 13 mi
Articles
Mizuno Wave Rider 28: Elevating the Legacy of a Running Icon
Garmin Forerunner Review: Garmin Forerunner Series
Stride with Confidence: A Comprehensive Guide to Saucony Running Shoes
Essential Running Form Techniques for Enhanced Performance and Injury Prevention