1989 Major Indoor Lacrosse League season

The 1989 season is the 3rd season of the league that began on January 7, 1989 and concluded with the championship game on April 7.

Team movement
1989 saw the MILL expand by two teams: the New England Blazers and the Detroit Turbos. The New Jersey Saints also moved to Long Island, New York, becoming the New York Saints.

Playoffs

 * * indicates an overtime period.

Statistics leaders
Bold numbers indicate new single-season records. Italics indicate tied single-season records.