The 2012 Chicago Fire season was the club's 17th year of existence, as well as their 15th season in Major League Soccer and their 15th consecutive year in the top-flight of American soccer.

The Fire began the regular season with a 1–1 tie on March 17, 2012 when they were hosted by the expansion team Montreal Impact in their first Major League Soccer home game. The Men in Red concluded the regular season hosting D.C. United at the Toyota Park on October 27, 2012.

The Fire qualified for the MLS Cup Playoffs for the twelfth time in their fifteen competitive seasons and for the first time since 2009. The team was eliminated from the playoffs after a 1–2 home loss to Houston Dynamo in the Knockout Round match on October 31, 2012.

At the end of the season, Chicago Fire's defender, Austin Berry, has been awarded the 2012 MLS Rookie of the Year Award, while the club's captain Logan Pause has won the 2012 MLS Fair Play Award.

As of October 31, 2012. Source: Chicago Fire Official Roster

Last updated: October 23, 2012
Source: Chicago Fire Technical Staff

Updated to matches played on 18:04 EDT October 28, 2012. Source: MLSSoccer.com
Notation Key:

Updated to matches played on October 28, 2012. Source: MLSSoccer.com
Notation Key:

¹The highest ranked U.S.-based MLS club qualifies to the 2013–14 CONCACAF Champions League (placed in Pot A). The other U.S. representatives in the 2013–14 CONCACAF Champions League are:

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