The Big Half
The Big Half promises a party atmosphere on a landmark-packed, half marathon route which follows some of the famous marathon course in reverse!
Enter now Charity places- Sun 6 Sep 2026
08:30
Age 17 & over
£59.99
- 13.1 miles road running + 218 ft ascent
Event overview
2026 date and details to be confirmed.
The Big Half has an unmissable festival atmosphere – and everyone's invited! Brought to you by the organisers of London's famous marathon, you can get set for 13.1 miles of fun today taking in some of the marathon route from a completely different perspective!
Event community
Event details
- All fitness levels
- Event expo
- Event village
- Families
- Fancy dress
- Newcomers
- Spectators
- Venue accessible
Route
- Distance markers
- First aid
- Flat
- Marshals
- Point to point
- Traffic free
- Water stations
- Wave start
- Way markers
- GPX available
Location
- Cafe
- Entertainment
- Music
- Secure bag storage
- Toilets
- Urban
What's included
- Certificate
- Chip timing
- Drinks
- Event app
- Goody bag
- GPS tracking
- Map
- Massage
- Medal
- Training plan
- T-shirt
Sustainability
- Optional medal
- Optional t-shirt
- Recycling
- Sustainability policy
- Trees not tees
Do it for charity
Looking to do this event for charity? Do it for one of the charities below or see the full list of charities on the The Big Half charity places for 2026 page.
Quick book
Health and Medical
CNWL NHS Health Charity
Run to ensure every patient and staff member in the Central and North West London NHS Trust has the support, care and treatment they need to live well.
- Personalised running vest
- Fundraising support
- Fundraising materials
- Training plan
- Dedicated contact
- Cheer squad on the day
- Instant confirmation of place
- Hassle-free process
- Ready-made fundraising page
Sign up
£25
Fundraise
£350
.jpg "HEART UK fundraisers taking part in The Big Half")
Quick book
Heart
HEART UK
Join the buzz of London’s Big Half and make every mile matter — helping fight high cholesterol and protect hearts across the UK.
- Running vest
- Fundraising support
- Fundraising materials
- Dedicated contact
- Instant confirmation of place
- Hassle-free process
- Ready-made fundraising page
Sign up
£30
Fundraise
£350
How to enter
- Age 17 & over
- 16000 places
- Entries open
- Charity places
- Enter online
- Event merch available