The Big Half

The Big Half route takes you past some of London's biggest sights, starting at Tower Bridge and finishing by the Cutty Sark in Greenwich. Brought to you by the organisers of the London Marathon. 

If you are interested in running in 2021, please email

Distance: 13.1 miles (Half Marathon)
Date: March 2021
Location: London

What you get if you run for us:

You will get the best training and fundraising support from our team. They’re friendly, enthusiastic and above all, dedicated to helping you reach your target, and completing The Big Half.

The money you raise with every step of your run will ensure that our Family Support Service can help parents understand sight loss, and build the self-belief that their family can live beyond it.

You’ll also get:

  • Your own RSBC running vest
  • Any fundraising materials you may require
  • Sponsorship forms
  • Lots of publicity
  • Help setting up your own online fundraising page
  • Support along the route

If you are interested in running in 2021, please email

General Enquiries & Vision Impaired Runners

If you are vision impaired and would like to take part or for any general enquiries, please call us on 020 3198 0225 or email us at

Regular Giving Helps us to do so much more…

You can make a donation by telephone by calling us on 020 3198 0225