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Trail Running Calendar near Greater London 2026-2027

Monthly updates for Greater London

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

Explore the top trail runs near Greater London for 2026-2027! We've gathered 136 exciting races in the area. Check out our detailed list below to find your next local race.

August 2026
Aug
30
Su

Woldingham Marathon

Trail Run 13 mi 26 mi
September 2026
Sep
5
Sa

Phoenix Running - Walton-on-Thames

Trail Run Half Marathon Marathon
Sep
8
Tu

Silent Pool 10km

Trail Run 10 km
Sep
12-13
Sa - Su

Thames Path Ultra Challenge

Trail Run 10 km 22 km ... 72 km 100 km
Sep
12
Sa

The Shere 42k Multi Terrain Event

Trail Run Marathon
Sep
13
Su

Alf Shrubb Memorial 10k

Trail Run 5 km 10 km
Sep
13
Su

Richmond Park Half Marathon

Trail Run 13 mi
Sep
19
Sa

Triple Trail Races

Trail Run 25 km 50 km 100 km
Sep
27
Su

Eridge Park 10 Trail Challenge

Trail Run 10 mi
October 2026
Oct
3
Sa

Run to the Sea Bournemouth

Trail Run 50 km
Oct
3
Sa

London Epping Forest 50 Km

Trail Run 50 km
Oct
3
Sa

London Ecotrail 25 Km

Trail Run 25 km
Oct
4
Su

Thames Meander Autumn

Trail Run 10 km 13 mi 26 mi
Oct
10
Sa

North Downs Way Ultra Run

Trail Run 30 mi
Oct
10
Sa

Kent Down 50 Ultra Challenge

Trail Run 10 km 25 km 50 km
Oct
10
Sa

Beat Box Hill 50k

Trail Run Half Marathon 31 km 50 km
Oct
11
Su

Titsey Trail 10K

Trail Run 10 km
Oct
17
Sa

Gatliff Marathon

Trail Run 25 km 50 km
November 2026
Nov
6
Fr

Phoenix Running - Walton-on-Thames

Trail Run 5 km 10 km Half Marathon Marathon
Nov
8
Su

Windsor Trail Run Half Marathon

Trail Run 10 km Half Marathon