Race Changes & Deferrals
Life happens, we can help


You will be able to make changes to your race distance after 2021 registration opens.


Visit the Event Cancellation FAQ page for more information on how to defer your 2020 registration to the 2021 Byline Bank Chicago Spring Half Marathon & 10K on May 23, 2021 or transfer your entry to the HOKA ONE ONE Chicago Half Marathon & 5K on September 27, 2020. 


The Byline Bank Chicago Spring Half Marathon & 10K has a strict no refund policy.