The 2018 Chicago Fire season was the club's 20th year of existence, as well as their 21st in Major League Soccer.

Source: Chicago Fire official roster and Official MLS Roster Pre-Season Academy midfielders Gilberto Angeles and Javier Casas also trained with the Fire while they were in Florida.

[32][26] Academy goalie Kyle Orciuch trained once they got back to Chicago after their travel to Bradenton as well.

[33] Last updated: October 30, 2017Source: Chicago Fire Technical Staff Source: MLSsoccer.com standings Pld = Matches played; Pts = Points; W = Matches won; T = Matches tied; L = Matches lost; GF = Goals for; GA = Goals against; GD = Goal difference Win Tie Loss Kickoff times are in CST (UTC−06) Kickoff times are in CST (UTC−06) Kickoff times are in CST (UTC−06) Kickoff times are in CST (UTC−06) Player left during the season The Fire renewed their affiliation with Tulsa for another season on January 12, 2018.

The following players were loaned out during the season: Player left during the season ArmeniaYura Movsisyan HungaryNemanja Nikolić LiechtensteinNicolas Hasler United StatesMatt Polster Brandon Vincent