You can change your details at any time until 31 March @ midnight.

You can change your booking to another distance, subject to availability, until 31st March. Changes can not take place after 31st March – no exceptions. Go to mkmarathon.com/registration-info for details.

As stated in our Terms and Conditions of Entry, we do not operate a deferment system, so we regret that you cannot defer your entry to another year. Go to mkmarathon.com/registration-info for details.