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Running Calendar near Monmouthshire and Brecon Canal 2026-2027

Monthly updates for Monmouthshire and Brecon Canal

Get new running races (and updates) in your inbox every month.

Explore the top running races near Monmouthshire and Brecon Canal for 2026-2027! We've gathered 167 exciting races in the area. Check out our detailed list below to find your next local race.

Half Marathons Marathons Trail Runs Triathlons Fitness Races
August 2026
Aug
22
Sa

Saturn Running - Cwmdare

Trail Run 3 km 5 km ... Marathon 50 km
Aug
29
Sa

Black Cattle Ultra Gwartheg Duon

Trail Run 53 km 44 mi
Aug
29-30
Sa - Su

Cardiff Pentath-Run

5 km 10 km Half Marathon Marathon
Aug
31
Mo

Machen Mountain Race

Trail Run 7 km
September 2026
Sep
5
Sa

Pegasus - The RIDUM

Trail Run 15 mi 30 mi
Sep
5
Sa

Roman Run

16 mi
Sep
6
Su

CDF 10K - Cardiff

10 km
Sep
6
Su

Ross On Wye 10K Riverbank Run

Trail Run 5 km 10 km
Sep
6
Su

Waun Fach Fell Race

Trail Run 7 mi
Sep
12
Sa

Phoenix Running - Trelewis

Backyard Ultra 5 km 11 km ... Marathon 7 hr
Sep
12
Sa

Mynyddoedd Du/Black Mountains Fell Race

Trail Run 17 mi
Sep
13
Su

Phoenix Running - Deri

5 km 10 km ... Marathon 7 hr
Sep
13
Su

Sri Chinmoy SBR-Mini Duathlon - Tockington

Duathlon
Sep
13
Su

Beat the Black Dog 12km Trail Run

Trail Run 12 km
Sep
19
Sa

Trails & Tarmac Backyard Ultra

Trail Run Backyard Ultra 4 mi
Sep
19
Sa

Fan Brycheiniog

Trail Run 16 km
Sep
27
Su

Forest of Dean Autumn Half Marathon

Trail Run Half Marathon
Sep
27
Su

Black Nore 10km

Trail Run 10 km
October 2026
Oct
3
Sa

The Hateful 8 Ultra Loop the Winter Series

9 mi
Oct
3
Sa

Saturn Running - Aberdare

Backyard Ultra 3 km 5 km ... Marathon 50 km
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