Source: Choosechicago.com

The Chicago Marathon 2025 promises to be an unforgettable event, drawing runners from all corners of the globe. This iconic race, known for its flat and fast course, offers participants a chance to achieve personal bests while experiencing the vibrant city of Chicago. From its inception in 1977, the marathon has grown exponentially, becoming one of the six World Marathon Majors. Whether you're a seasoned marathoner or a first-time participant, there's something magical about running through the Windy City's diverse neighborhoods. Curious about what makes the Chicago Marathon so special? Here are 37 fascinating facts that will get you excited for race day!

History of the Chicago Marathon

The Chicago Marathon has a rich history that dates back to the late

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