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Half Marathon calendar near Watford 2024-2025

Explore the top half marathons near Watford for 2024-2025! We've gathered 77 exciting races in the area. Check out our detailed list below to find your next local race.

July 2025
Jul
19
Saturday

Hughenden Manor Half Marathon

Trail Run 13 mi
Jul
27
Sunday

Wimbledon Half Marathon

10 km 13 mi
August 2025
Aug
17
Sunday

Burnham Beeches Half Marathon

10 km 13 mi
September 2025
Sep
7
Sunday

Wimbledon Half Marathon

10 km 13 mi
Sep
7
Sunday

The Big Half - London

13 mi
Sep
28
Sunday

Ealing Half Marathon

21 km
Sep
28
Sunday

ATW Welwyn Half Marathon

10 km 21 km
Sep
28
Sunday

Windsor Half Marathon

21 km
October 2025
Oct
5
Sunday

Kingston Half Marathon

21 km
Oct
5
Sunday

Thames Meander Autumn

Trail Run 10 km 21 km 42 km
Oct
12
Sunday

Royal Parks Half Marathon

21 km
Oct
12
Sunday

RunThrough - Battersea Park

5 km 13 mi 26 mi
Oct
26
Sunday

Thames Path Trail Run

Trail Run 16 km 21 km
Oct
26
Sunday

Maidenhead Half Marathon

13 mi
November 2025
Nov
2
Sunday

Hertfordshire Half Marathon

10 km 13 mi
Nov
15
Saturday

RunThrough - Battersea Park

13 mi
Nov
23
Sunday

Wimbledon Half Marathon

10 km 13 mi