Chicago Police Department

principal law enforcement agency of Chicago, Illinois, in the United States

The Chicago Police Department, also known as Chicago P.D. and the CPD, is the main law enforcement agency of the City of Chicago, Illinois, in the United States, under the jurisdiction of the city mayor. It is the largest police department in the Midwest and the second largest in the United States after the New York City Police Department with over 13,600 sworn officers and over 2,600 other employees. Dating back to 1837, the Chicago Police Department is one of the oldest modern police forces in the world.

Chicago Police Department
Common name Chicago P.D.
Abbreviation CPD
Flag of the City of Chicago and of the Chicago Police Department
Motto We Serve and Protect
Agency Overview
Formed 1855
Legal personality Governmental agency
Jurisdictional Structure
Divisional agency City of Chicago in the State of Illinois , United States
General nature
  • Civilian agency
Operational Structure
Sworn members 13,700 Sworn Uniformed Police Officers
Unsworn members 2,700 Unsworn Members
Agency executive J.P. Weis, Superintendent of Police
  • Bureau of Administrative Services
  • Bureau of Investigative Services
  • Bureau of Patrol
  • Bureau of Professional Standards
  • Bureau of Strategic Deployment
Districts 25
Official site