Sun 11 Oct 2026 Grafham, UK
Grafham Water Trail Races | Half Marathon
Fully marked and marshalled trail races over 10K and half marathon distances on the glorious trails and tracks surrounding Grafham Water.
Enter now- Sun 11 Oct 2026
Marlow Park, Grafham Water, Grafham
Half Marathon
09:00
Age 17 & over
£30
- 13.1 miles trail running
Event overview
This event is part of Grafham Water Trail Races.
Event details
- Beginner-friendly
- Dogs allowed at venue
- Spectators
Route
- Circular route
- First aid
- Marshals
- Mass start
- Undulating
- Water stations
- Way markers
Location
- Cafe
- Paid parking
- Rural
- Toilets
What's included
- Medal
- Race photo
- Trophy
Sustainability
- Bring your own cup
How to enter
- Age 17 & over
- Entries open
- Enter online
- Event merch available
- Race pack by email
Other races at event
- Sun 11 Oct
- #2 of 2
Marlow Park, Grafham Water, Grafham
10K
09:15
Age 16 & over
£25
- 10 km trail running