When does Chicago Fire return?

Chicago Fire is an American procedural drama series broadcast by NBC. The series is the first installment of the Chicago Fire franchise. It premiered on October 10, 2012, and has aired 274 episodes. It stars Jesse Spencer, Taylor Kinney, Monica Raymund, Lauren German, Charlie Barnett, David Eigenberg, Teri Reeves, Eamonn Walker, Kara Killmer, Steven R. McQueen and Dermot Mulroney. In April 2023, the series was renewed for a twelfth season, which premiered on January 17, 2024.