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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!

April 2026
Apr
25
Sa

Lee Valley Velo Park Half Marathon
5 km 10 km 10 mi 13 mi
May 2026
May
3
Su

Wimbledon Half Marathon
10 km Half Marathon
May
17
Su

Wimbledon Half Marathon
5 km 10 km Half Marathon
May
17
Su

The Maypole Project Chislehurst Half Marathon
Half Marathon
May
24
Su

Richmond Park Half Marathon
Half Marathon
May
30
Sa

RunThrough - Battersea Park
10 km Half Marathon
June 2026
Jun
6
Sa

RunThrough - Battersea Park
10 km Half Marathon
Jun
7
Su

The One in the Park - Richmond
10 km Half Marathon
Jun
21
Su

RunThrough - Finsbury Park
5 km 10 km Half Marathon
Jun
21
Su

Wimbledon Half Marathon
10 km Half Marathon
Jun
27
Sa

Lee Valley Velo Park Half Marathon
5 km 10 km 10 mi Half Marathon
Jun
28
Su

Richmond Park Half Marathon
Half Marathon
July 2026
Jul
18
Sa

RunThrough - Battersea Park
10 km Half Marathon
Jul
26
Su

Wimbledon Half Marathon
10 km Half Marathon
August 2026
Aug
2
Su

Vanguard Way Marathon
Trail Run 13 mi 26 mi
Aug
8
Sa

RunThrough - Battersea Park
10 km Half Marathon
Aug
9
Su

Thames Meander Summer
Trail Run 10 km 13 mi 26 mi
Aug
15
Sa

Lee Valley Velo Park Half Marathon
5 km 10 km 10 mi 13 mi
September 2026
Sep
6
Su

Wimbledon Half Marathon
10 km Half Marathon
Sep
6
Su

The Big Half - London
Half Marathon