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Marathon Calendar near Brecon Beacons 2026-2027

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Explore the top marathons near Brecon Beacons for 2026-2027! We've gathered 26 exciting races in the area. Check out our detailed list below to find your next local race.

October 2026
Oct
3
Sa

Saturn Running - Aberdare

Road Race Trail Run Backyard Ultra 3 km 5 km ... Marathon 50 km
Oct
17
Sa

Saturn Running - Aberdare

Road Race Trail Run Backyard Ultra 3 km 5 km ... Marathon 50 km
Oct
18
Su

Phoenix Running - Aberfan

Backyard Ultra 5 km 10 km Half Marathon Marathon
Oct
31
Sa

Phoenix Running - Trehafod

Road Race Backyard Ultra 5 km 10 km Half Marathon Marathon
November 2026
Nov
7
Sa

Beacons Ultra

Trail Run 13 mi 26 mi 49 mi
Monthly updates for Brecon Beacons

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Nov
21
Sa

Saturn Running - Aberdare

Road Race Trail Run Backyard Ultra 3 km 5 km ... Marathon 50 km
Nov
28
Sa

Machen Trail Races

Trail Run 14 mi 26 mi
Nov
28
Sa

Phoenix Running - Trelewis

Road Race Trail Run Backyard Ultra 5 km 10 km Half Marathon Marathon
Nov
29
Su

South Wales - Christmas Advent Run

Backyard Ultra 5 km 10 km Half Marathon Marathon
December 2026
Dec
5
Sa

South Wales - Christmas Jumper Run

5 km 10 km Half Marathon Marathon
Dec
12
Sa

Celtic Trail Races

Trail Run 13 mi 26 mi 34 mi
Dec
20
Su

Saturn Running - Cwmdare

Trail Run 3 km 5 km ... Marathon 50 km
Dec
20
Su

Saturn Running - Aberdare

Road Race Trail Run Backyard Ultra 5 km 10 km ... 26 mi 50 km
Dec
27
Su

Phoenix Running - Trehafod

Road Race Backyard Ultra 5 km 10 km Half Marathon Marathon
January 2027
Jan
24
Su

Saturn Running - Aberdare

Road Race Trail Run Backyard Ultra 3 km 5 km ... Marathon 50 km
February 2027
Feb
14
Su

Brecon to Cardiff Xtreme

Trail Run 26 mi 48 mi
Feb
28
Su

Saturn Running - Aberdare

Road Race Trail Run Backyard Ultra 3 km 5 km ... Marathon 50 km
March 2027
Mar
14
Su

Saturn Running - Aberdare

Road Race Trail Run Backyard Ultra 3 km 5 km ... Marathon 50 km
April 2027
Apr
11
Su

bigmoose Ultra Fun Run

5 km 10 km Half Marathon Marathon
Apr
18
Su

Newport Wales Marathon

10 km 13 mi 26 mi
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