2026 Chicago Marathon

Take on the unforgettable 2026 Chicago Marathon and run through the heart of one of the world’s most iconic cities while supporting Rethink Mental Illness.

This race offers an incredible experience, and a powerful opportunity to make a real difference.

By running for Rethink Mental Illness, you’ll help improve the lives of people severely affected by mental illness, challenge stigma, and support vital mental health services.


Cost:  £100

When: 11 October 2026

Location:  Chicago

Target: Minimum £2,500

  • Dan Hobden just donated £25.00
  • Tim Beer just donated £23.45
  • Matthew Nestor just donated £7.40
  • Matthew just registered for 2026 Valencia Marathon
  • Ann & Martin just donated £33.83
  • Chris Brockwell just donated £10.00
  • ANO just donated £20.00
  • Jenni just donated £12.00
  • Bernie Ursell just donated £55.88
  • Rachel & Greg just donated £55.88
  • Greg Balla just donated £55.88
  • Juliette Roux just donated £15.50
  • Daniel Balla just donated £66.00
  • Mum just donated £54.68
  • J dog just donated £512.00
  • Andrew Tatham just donated £100.00
  • Ed just donated £55.88
  • Kelly just donated £10.00
  • Fred Hood just donated £20.00
  • Trice x just donated £26.20

Be part of this incredible event!

How we will support you

We will provide you with everything you need to make a difference in your fundraising goal.

Group support

Access to a runner group to connect with your team. Alongside running tips and advice. Access to our team Rethink webinar.

Fundraising Hub

Access to the Fundraising Hub — packed with ideas, resources and support to bring your ideas to life.

Running Vest

Receive a free Rethink Mental Illness running vest (once you reach £75)

Dedicated fundraising support 

One to one support from our events team on your fundraising journey. 

Ready to start making an impact

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