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Trail Running Calendar near Gorseinon 2025-2026

Monthly updates for Gorseinon

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

Explore the top trail runs near Gorseinon for 2025-2026! We've gathered 31 exciting races in the area. Check out our detailed list below to find your next local race.

December 2025
Dec
13
Sa

Celtic Christmas Trail Races

Trail Run 13 mi 26 mi 34 mi
Dec
20
Sa

Nightmare before Xmas Trail ½ Marathon

Trail Run 13 mi
Dec
20
Sa

Saturn Running - Cwmdare

Trail Run 3 km 5 km
January 2026
Jan
18
Su

West Glamorgan XC League - Margam Park

Trail Run 5 mi
Jan
24
Sa

Saturn Running - Cwmdare

Trail Run 3 km 7 km ... Marathon 50 km
February 2026
Feb
1
Su

West Glamorgan XC League - Kenfig Nature Reserve

Trail Run 4 mi
March 2026
Mar
1
Su

Saturn Running - Cwmdare

Trail Run 3 km 7 km ... Marathon 50 km
Mar
15
Su

Saturn Running - Cwmdare

Trail Run 3 km 7 km ... Marathon 50 km
Mar
15
Su

West Glamorgan XC League - Gnoll Park

Trail Run 5 mi
Mar
22
Su

Red Warrior Annual Multi Terrain Races

Trail Run 5 km 10 km 20 km
April 2026
Apr
5
Su

Pendine Sands Races

Trail Run 5 km 10 km Half Marathon Marathon
Apr
11
Sa

Vale Coastal Races

Trail Run 10 mi 19 mi 33 mi
Apr
11
Sa

RTT Gower Trail Half Marathon

Trail Run 5 km 10 km Half Marathon
Apr
18
Sa

MTC Afanc

Trail Run 40 mi
Apr
19
Su

MTC Y Draig Goch

Trail Run 47 mi
Apr
26
Su

Saturn Running - Cwmdare

Trail Run 3 km 7 km ... Marathon 50 km
May 2026
May
16
Sa

True Grit Trail Half Marathon

Trail Run 26 mi
May
30
Sa

Saturn Running - Cwmdare

Trail Run 3 km 7 km ... Marathon 50 km
June 2026
Jun
6
Sa

Pegasus - The VOGUM

Trail Run 40 mi
July 2026
Jul
18-19
Sa - Su

Gower Peninsula Ultra Challenge

Trail Run 10 km 25 km ... 75 km 100 km