The Most Popular 'Chicago Fire' Stars, Ranked

Chicago Fire is red hot, and so are its stars!

The long-running NBC show centers around the personal and professional lives of the firefighters, rescue team and paramedics of the Chicago Fire Department at Firehouse 51.

The show has become a huge hit for the network, with NBC debuting Season 13 at the end of September. And now, we’re waiting for the 2025 midseason premiere.

Along the way, several of the cast members have amassed an impressive following.

We’ve rounded up all the stars of the main cast of Chicago Fire, and ranked them from lowest to highest social media following.

Click through to see who are the most popular stars of Chicago Fire..