The Most Popular Stars of the 'Chicago Fire' Cast, Ranked From Lowest to Highest

Chicago Fire is one of the biggest shows on television, and its stars are blazing hot on social media.

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 big hit for the network, with NBC premiering Season 12 back in January, and Season 13 on the way.

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. (Note: Eamonn Walker and Jesse Spencer do not appear to use Instagram.)

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