RACE DATE: Sunday, October 12, 2025
RACE TIME: The first wave begins at 7:30 AM.
MINIMUM PACE/CUT-OFF TIME POLICY: The event has a course time limit of 6 hours and 30 minutes. The official end vehicle will start following the last starter and maintain a 15-minute per mile pace along the race course. Chicago Marathon Website
COURSE: Flat and fast, the start and finish is in Grant Park. The looped-course through the city offers numerous opportunities for spectators to catch the action.
ABBOTT CHICAGO 5K – Book with chicago5K.com: The Abbott Chicago 5K takes place one day before the Bank of America Chicago Marathon and is the perfect way for marathoners, fans of the sport and friends and family to experience Chicago and take part in the Bank of America Chicago Marathon weekend. The 3.1-mile course previews a section of the Chicago Marathon as it weaves past iconic downtown landmarks. The race kicks off in Grant Park and finishes on LaSalle St. near the Chicago Board of Trade. In recognition of each runner’s participation on race day, the event will make a two-dollar donation to the American Diabetes Association for each participant who crosses the finish line. To register for and learn more about the Abbott Chicago 5K visit chicago5K.com.
TEMPERATURE: The Windy City can be just that or it could be a perfect day! Expect anything and everything from temperatures in the low 5°C at the start to upper 21°C at the finish. The average high and low is 18°C and 7°C in October.
NUMBER PICKUP: Each runner is responsible for picking up their own race bib and packet at the Abbott Health & Fitness Expo at McCormick Place (2301 S. Martin Luther King Drive, Chicago) from Thursday October 9 through Saturday, October 11. Find details here.
DIFFICULTY: Easy. This is a flat and fast course.
