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Marathon Calendar near Trelewis 2026-2027

Monthly updates for Trelewis

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

Explore the top marathons near Trelewis for 2026-2027! We've gathered 27 exciting races in the area. Check out our detailed list below to find your next local race.

January 2026
Jan
24
Sa

Saturn Running - Cwmdare

Trail Run 3 km 5 km ... Marathon 50 km
Jan
24
Sa

Saturn Running - Aberdare

Backyard Ultra 3 km 5 km ... Marathon 50 km
Jan
25
Su

Phoenix Running - Trelewis

Backyard Ultra 5 km 10 km Half Marathon Marathon
February 2026
Feb
14
Sa

Phoenix Running - Trelewis

Backyard Ultra 5 km 10 km Half Marathon Marathon
March 2026
Mar
1
Su

Brecon to Cardiff Xtreme

Trail Run Marathon 75 km
Mar
1
Su

Saturn Running - Cwmdare

Trail Run 3 km 5 km ... Marathon 50 km
Mar
15
Su

Saturn Running - Cwmdare

Trail Run 3 km 5 km ... Marathon 50 km
Mar
29
Su

Phoenix Running - Trelewis

Backyard Ultra 5 km 10 km Half Marathon Marathon
April 2026
Apr
19
Su

Newport Wales Marathon

10 km Half Marathon Marathon
Apr
25
Sa

Phoenix Running - Trelewis

Backyard Ultra 5 km 10 km Half Marathon Marathon
Apr
26
Su

Saturn 7 Hour Time Challenge - Aberdare

3 km 7 km ... Marathon 50 km
Apr
26
Su

Saturn Running - Cwmdare

Trail Run 3 km 5 km ... Marathon 50 km
Apr
26
Su

St David's Day Run

5 km 10 km Half Marathon Marathon
May 2026
May
16
Sa

OTT Marathon

Trail Run 10 mi Marathon
May
16
Sa

True Grit Trail Half Marathon

Trail Run Marathon
May
30
Sa

Saturn Running - Cwmdare

Trail Run 3 km 5 km ... Marathon 50 km
May
30
Sa

Phoenix Running - Trelewis

Backyard Ultra 5 km 10 km ... Marathon 7 hr
June 2026
Jun
6
Sa

Midnight Mountain Marathon

Trail Run Half Marathon Marathon
July 2026
Jul
19
Su

Wye Valley Tunnel Run

Trail Run 10 km Half Marathon Marathon
Jul
25
Sa

Saturn 7 Hour Time Challenge - Aberdare

3 km 7 km ... Marathon 50 km