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Half Marathon Calendar London 2025-2026

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Explore the best half marathons in London for 2025-2026! Our updated list features 75 exciting races across the region. Find your next race in London below and join the running community at these great events!

September 2026
Sep
13
Su

Richmond Park Half Marathon
Trail Run 13 mi
Sep
26
Sa

RunThrough - Battersea Park
10 km Half Marathon
Sep
27
Su

Ealing Half Marathon
13 mi
October 2026
Oct
4
Su

Kingston Half Marathon
Half Marathon
Oct
4
Su

Thames Meander Autumn
Trail Run 10 km Half Marathon Marathon
Oct
11
Su

Royal Parks Half Marathon
Half Marathon
Oct
24
Sa

Lee Valley Velo Park Half Marathon
5 km 10 km 10 mi Half Marathon
Oct
24
Sa

RunThrough - Battersea Park
Half Marathon Marathon
November 2026
Nov
1
Su

RunUk - Richmond Half Marathon
Half Marathon
Nov
14
Sa

RunThrough - Battersea Park
Half Marathon
Nov
22
Su

Wimbledon Half Marathon
10 km Half Marathon
Nov
29
Su

RunThrough - Finsbury Park
5 km 10 km Half Marathon
December 2026
Dec
5
Sa

RunThrough - Battersea Park
Half Marathon
Dec
13
Su

Crystal Palace Half Marathon
5 km 10 km Half Marathon
Dec
19
Sa

Lee Valley Velo Park Half Marathon
5 km 10 km 10 mi 13 mi