One of the World Marathon Majors and the Fastest Stage in Marathon History
The Chicago Marathon is an annual marathon held in Chicago, Illinois, USA, traditionally on the second Sunday of October. As one of the seven Abbott World Marathon Majors, the race stands alongside Tokyo, Boston, London, Sydney, Berlin, and New York City as one of the most sought-after marathon experiences in the world. The event regularly attracts more than 50,000 runners and well over a million spectators, making it one of the largest road races globally.
Known for producing some of the fastest marathon performances in history, the Chicago Marathon has hosted numerous world records, national records, and breakthrough performances. Its combination of a flat course, favorable autumn weather, world-class organization, and enthusiastic crowd support has made Chicago a favorite destination for elite athletes and everyday runners alike.