2025 Chicago Marathon Results
The 2025 Chicago Marathon is underway with over 50,000 runners participating on Sunday, October 12.
The event is the sixth World Marathon Major of the 2025 calendar, featuring a stacked field of athletes competing in favorable conditions.
Dan Beck, deputy news editor at Runner’s World, is leading the news coverage of the event, bringing his expertise from covering major running events like the Olympic Games and Boston Marathon.
It’s a beautiful day for racing in the Windy City.
Dan Beck is a former collegiate distance runner and has covered track and field and cross-country at MileSplit, now residing in Philadelphia with his wife.
Author summary: Results from 2025 Chicago Marathon.