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Trail Running Calendar near Brecon 2026-2027

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Explore the top trail runs near Brecon for 2026-2027! We've gathered 69 exciting races in the area. Check out our detailed list below to find your next local race.

August 2026
Aug
22
Sa

Saturn Running - Cwmdare

Trail Run 3 km 5 km ... Marathon 50 km
Aug
22
Sa

Mynydd Maen Traverse

Trail Run 4 km 10 km
Aug
23
Su

Beast Of Bryn

Trail Run 7 mi 11 mi
Aug
23
Su

The Wild Wolf of Radnor

Trail Run 10 mi
Aug
31
Mo

Machen Mountain Race

Trail Run 7 km
Monthly updates for Brecon

Get new running races (and updates) in your inbox every month.
September 2026
Sep
4-5
Fr - Sa

SAS Endurance

Trail Run 32 km
Sep
5
Sa

Pegasus - The RIDUM

Trail Run 15 mi
Sep
6
Su

Waun Fach Fell Race

Trail Run 7 mi
Sep
12
Sa

Phoenix Running - Trelewis

Road Race Trail Run Backyard Ultra 5 km 11 km ... Marathon 7 hr
Sep
12
Sa

Mynyddoedd Du/Black Mountains Fell Race

Trail Run 27 km
Sep
12
Sa

Divona 100

Trail Run 100 km
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 32 mi
Sep
19
Sa

Fan Brycheiniog

Trail Run 16 km
Sep
20
Su

Pumsaint Trail Half Marathon

Trail Run 7 mi 13 mi
Sep
26
Sa

Guto Nyth Bran

Trail Run 10 km
Sep
27
Su

RTT Margam Trail 10K

Trail Run 5 km 10 km
Sep
27
Su

Credenhill Canter

Trail Run 10 km
October 2026
Oct
3
Sa

Saturn Running - Aberdare

Road Race Trail Run Backyard Ultra 3 km 5 km ... Marathon 50 km
Oct
3
Sa

Fan Fawr

Trail Run 3 km
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