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Trail Running Calendar South East (England) 2025-2026

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Monthly updates for South East (England)

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Explore the best trail runs in South East (England) for 2025-2026! Our updated list features 256 exciting races across the region. Find your next race in South East (England) below and join the running community at these great events!

December 2025
Dec
31
We

Phoenix Running - Ardingly

Trail Run 5 km 10 km ... Marathon 7 hr
Dec
31
We

MLS Long Valley North - The Nick Bateson Trophy (Long O)

Trail Run 3 km 4 km ... 9 km 12 km
January 2026
Jan
1
Th

Knacker Cracker

Trail Run 10 km
Jan
3
Sa

Rhino Run - Wraysbury

Trail Run 5 km 10 km
Jan
4
Su

Penshurst Village Cross Country Run

Trail Run 5 mi
Jan
8
Th

Tilgate KNC

Trail Run 60 min
Jan
10
Sa

Country to Capital Ultra Marathon

Trail Run 43 mi
Jan
10
Sa

Dark Skies Surrey Hills

Trail Run 5 km 10 km 10 mi
Jan
10
Sa

Fitstuff G3 Series

Trail Run 10 km 15 km
Jan
10
Sa

North Downs Way Ultra Run

Trail Run 30 mi
Jan
10
Sa

Phoenix Running - Walton-on-Thames

Trail Run 5 km
Jan
11
Su

Winchester Trail Run

Trail Run 12 km Half Marathon
Jan
11
Su

Winter Hot Chocolate Series

Trail Run 5 mi
Jan
11
Su

Kings Garn Gutter

Trail Run 3 km 4 km ... 6 km 10 km
Jan
14
We

Hankley Common 10km

Trail Run 10 km
Jan
17
Sa

The Maverick New Forest Gravel

Trail Run 6 km 12 km 22 km
Jan
17
Sa

The Box Hill Fell Race

Trail Run 12 km
Jan
17
Sa

Phoenix Running - Walton-on-Thames

Trail Run 5 km 10 km Half Marathon Marathon
Jan
18
Su

South Downs & Arundel Winter Trails

Trail Run 15 mi Marathon
Jan
18
Su

Phoenix Running - Southwater

Trail Run 5 km 10 km Half Marathon Marathon