The 2013 Chicago Marathon was the 36th edition of the Chicago Marathon, held each year in Chicago, Illinois, and took place on Sunday, October 13.[1] The elite races were won by Kenyan athletes Dennis Kipruto Kimetto (2:03:45) and Rita Jeptoo (2:19:57).
It had 39,122 finishers, (21,618 male, 17,504 female), and an average finishing time of 4:32:23.