TCS London Marathon 2027

Applications are now closed. Please email [email protected] if you would like to be added to the waiting list.

Date: Sunday, 25th April 2027

Location: Greater London

Distance: 26.2 mile run

Join us for the chance of a lifetime, on the most iconic running challenge yet. Run to change the lives of doctors and medical students.

Why take part in the London Marathon?

Embark on the world-famous route to take in Buckingham Palace, Tower Bridge, the Cutty Sark and the Houses of Parliament. Enjoy the incredible atmosphere with 40,000 fellow runners and thousands cheering you on. Be part of an extremely rewarding and unforgettable experience. And make a difference – help us provide vital support for doctors and medical students.

Join us and get:

  • Dedicated support from our Fundraising Officer. Catherine will be on hand to provide lots of fundraising ideas and materials.
  • Access to training plans and training tips from a qualified athletics coach, with advice for the marathon day itself.
  • A running vest & goodies
  • Lots of updates to make sure you’re kept up to date about the impact your fundraising has on the work we do.

What do I need to know to take part?

  • Minimum age: 18 years and over
  • Fundraising target: £2,500 (£500 to be raised by 31/12/26)
  • Registration fee: £100
  • Read our Terms & Conditions

How it works

1. Apply

Complete our London Marathon Runner Registration form below. Remember to tell us why you’d like to run for RMBF and how you’re going to fundraise. The more detail you can provide, the better!

2. Review

Your application will be reviewed by the RMBF team. You may be contacted to discuss your application in more detail. We will be in touch in July 2026 to let you know if we’re able to offer you a place on this occasion.