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Trail Running Calendar London 2025-2026

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Explore the best trail runs in London for 2025-2026! Our updated list features 13 exciting races across the region. Find your next race in London below and join the running community at these great events!

November 2025
Nov
2
Sunday

HAVOC Regional, SWELL - Dagnam Park

Trail Run 3 km 4 km ... 8 km 10 km
Nov
15
Saturday

Kent Orienteering League - Shoreham Woods

Trail Run 3 km 5 km 7 km
Nov
18
Tuesday

Carshalton Street O

Urban Trail 40 min 60 min
Nov
23
Sunday

RunUk - Kingston 10k

Trail Run 10 km
May 2026
May
2
Saturday

Centurion Thames Path 100

Trail Run 100 mi
May
24
Sunday

Richmond Park Marathon

Trail Run 26 mi
June 2026
Jun
10
Wednesday

Chase the Sun Clapham 10k

Trail Run 5 km 10 km
Jun
20
Saturday

Beyond Trails London

Trail Run 26 km 55 km
July 2026
Jul
23
Thursday

Stately Trails: Aske

Trail Run 5 km 10 km
August 2026
Aug
2
Sunday

Vanguard Way Marathon

Trail Run 13 mi 26 mi
September 2026
Sep
12-13
Sa - Su

Thames Path Ultra Challenge

Trail Run 10 km 22 km ... 72 km 100 km
Sep
13
Sunday

Richmond Park Half Marathon

Trail Run 13 mi
October 2026
Oct
3
Saturday

London Epping Forest 50 Km

Trail Run 50 km
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