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Running Calendar near Colwyn Bay 2025-2026

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Monthly updates for Colwyn Bay

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Explore the top running races near Colwyn Bay for 2025-2026! We've gathered 55 exciting races in the area. Check out our detailed list below to find your next local race.

Half Marathons Marathons Trail Runs Triathlons
September 2026
Sep
6
Su

Caernarfon Half Marathon

13 mi
Sep
7-11
Mo - Fr

Montane Dragon's Back Race

Trail Run
Sep
12
Sa

Welsh 3000’s Ultra Run

Trail Run 50 km
Sep
19-22
Sa - Tu

The Brutal Extreme Triathlons

Trail Run
October 2026
Oct
3
Sa

Town to Tower 10K

Trail Run 10 km
Oct
4
Su

Bangor City Half Marathon

10 km 13 mi
Oct
11
Su

Wirral 10k

10 km
Oct
17
Sa

Loggerheads Autumn Trails

Trail Run 6 km 12 km
Oct
18
Su

Brenig Way 50K Trail Race

Trail Run 50 km
Oct
18
Su

Abergele 5k & 10k

5 km 10 km
Oct
24
Sa

Marathon Eryri

Marathon
Oct
24
Sa

Moel Famau Halloween 'piece of String' Night Race

November 2026
Nov
1
Su

Anglesey Trail Half Marathon

Trail Run 10 km Half Marathon
Nov
14-15
Sa - Su

Slate Trail Ultra

Trail Run 80 km 147 km
Nov
15
Su

Conwy Half Marathon

13 mi