The Big Half
Celebrate London’s diversity at The Big Half - a vibrant, inclusive half marathon through four iconic boroughs, where community spirit, culture and cheering crowds power every mile.
- Sun 6 Sep 2026
08:30
Age 17 & over
£15-£35
- 13.1 miles road running + 218 ft ascent
Event overview
Join London’s most vibrant celebration of running and community at The Big Half. Race through Tower Hamlets, Southwark, Lewisham and Greenwich, soaking up the culture, energy and incredible local support.
Event details
- All fitness levels
- Beginner-friendly
- Event expo
- Event village
- Families
- Fancy dress
- Spectators
- Venue accessible
Route
- Distance markers
- First aid
- Flat
- Marshals
- Point to point
- Toilets
- 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.
CNWL NHS Health Charity
Ensuring every patient and staff member in the Central and North West London NHS Trust have 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
Sign up
£25
Fundraise
£350
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My University Hospitals Sussex
Delivering vital funds to support care, treatment and research across University Hospitals Sussex.
- Fundraising support
- Fundraising materials
- Training plan
- Pro training advice
- Training guide
- Online training zone
- Dedicated contact
Sign up
£15
Fundraise
£275
How to enter
- Age 17 & over
- 16000 places
- Entries closed
- Charity places
- Enter online
- Event merch available