Date Of 2024 Chicago Marathon Route. When is the chicago marathon 2024? Here’s a rundown of the marathon—including registration information, facts and figures about field size, past winners, and weather—plus a review of the 2023 race.

That is true of the 2024 chicago marathon, as well. More than a dozen street closures will be in effect for the 2024 chicago marathon, which travels through 29 chicago neighborhoods.