The Orland Park Police Department employs a fully operational investigative component of the Department known as the Investigations Division.  The function of the Investigations Division is multi-faceted in nature, but is primarily responsible to conduct and complete follow-up investigations of crimes that occur within the boundaries of the Village of Orland Park.  The Criminal Investigations Division also plays and integral part in the department's efforts to detain and apprehend offenders who commit crimes within the Village.

The primary objectives of the Investigations Division are as follows:

• Conduct follow-up investigations on criminal and quasi-criminal activity.
• Conduct liquor license and employment background investigations.
• Provide drug interdiction, education and enforcement activities/ programs.
• Provide crime prevention and community relations activities, programs and training.
• Coordinate efforts related to major case unit investigations.
• Provide an enhanced Problem Oriented Policing response in addressing neighborhood conflicts and other unusual community/ individual problems.