The London Marathon is known as the "Marathon of a lifetime" and is a hugely popular event!

Join Team Cystic Fibrosis Ireland for the 2025 TCS London Marathon taking place on Sunday 27th April 2025 and show your support for people with CF and their families across Ireland.

Take on one of the Abbott World Marathon Majors whilst helping to raise vital funds for CF support and research in Ireland. One of the most iconic and sought-after marathons in the world, places for the TCS London Marathon sell out every year so be sure to register your
interest
here to find out how you can secure your place on the start line.

How to Participate?

There are two ways you can register to be part of Team Cystic Fibrosis Ireland at the TCS London Marathon. If you have already secured your race entry through the TCS New York City Marathon ballot, simply email fundraising@cfireland.ie to register with us and we will provide you with everything you need to get your fundraising started.

If you do not have your own place, you can secure guaranteed entry through packages run by 
Sports Tours International and then choose to fundraise towards the cost as well as a minimum donation. Alternatively, you could choose to self-fund the package and simply raise as much as you can without a fundraising target. Click the button below to register your interest to receive more information about how you can secure your guaranteed entry to the TCS London Marathon.

Register your interestRegister Now

How to Fundraise?

Once you have secured your spot and registered with us, your fundraising can begin. Get started by setting up your online fundraising page. you can easily set up a JustGiving page by heading to https://www.justgiving.com/cfireland and clicking on 'Fundraise for us.' This way, you can create a JustGiving page that's linked directly to our Charity account.

Set up fundraising pageFundraise Now

Are you ready to take on the Marathon of a lifetime in aid of Cystic Fibrosis Ireland?

To register your interest, please click here!

For additional info, please click here!

After the event you can

  • Lodge the money raised: IBAN: IE59 AIBK 9310 7108 5785 93 | BIC: AIBKIE2D

  • Post a cheque to Cystic Fibrosis Ireland, 24 Lower Rathmines Road, Rathmines, Dublin 6; or

  • Donate online at www.cfireland.ie

  • Please remember to include your name as a reference so we know who it’s from