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Trail Running Calendar near London 2025-2026

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Monthly updates for London

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

Explore the top trail runs near London for 2025-2026! We've gathered 138 exciting races in the area. Check out our detailed list below to find your next local race.

December 2025
Dec
14
Su

Mince Pi Run - Races of 2 Decimal Places

Trail Run 3 mi 6 mi ... 28 mi 31 mi
Dec
14
Su

Buchan Country Park - MV Festive Event

Trail Run 3 km 4 km ... 7 km 10 km
Dec
14
Su

Running Tribe Races

Trail Run 7 km 10 km ... 30 mi 40 mi
Dec
14
Su

Black Park Regional

Trail Run 3 km 4 km ... 7 km 11 km
Dec
18
Th

Phoenix Running - Slough

Trail Run 5 mi
Dec
25
Th

Saturn Running - Egham

Trail Run 3 km 5 km ... Marathon 50 km
Dec
26
Fr

Pitsea RC Crown to Crown 5k

Trail Run 5 km
Dec
28
Su

Ilford AC 10 mile Cross Country

Trail Run 10 mi
Dec
29
Mo

Phoenix Running - Walton-on-Thames

Trail Run 5 km
Dec
31
We

River Thames Run

Trail Run 5 km 10 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
3
Sa

Essex XC Championships

Trail Run 3 km 4 km ... 8 km 12 km
Jan
3
Sa

Chilterns Winter 10km

Trail Run 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

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