Sheriff Departments in Cook County, Illinois

There are 2 Sheriff Departments in Cook County, Illinois, serving a population of 5,238,541 people in an area of 946 square miles. There is 1 Sheriff Department per 2,619,270 people, and 1 Sheriff Department per 472 square miles.

In Illinois, Cook County is ranked 102nd of 102 counties in Sheriff Departments per capita, and 73rd of 102 counties in Sheriff Departments per square mile.

List of Cook County Sheriff Departments

Find Cook County, Illinois sheriff offices, departments, headquarters, jails, and detention centers.

Cook County Sheriff's Office 50 West Washington Street Chicago, IL

Cook County Sheriffs Office / Cook County Department Of Corrections 2700 South California Avenue Chicago, IL

About the Cook County Sheriff Department

Sheriff's Departments in Cook County, IL are law enforcement agencies responsible for the management of Cook County jails and inmates and promoting public peace and safety through policing. Sheriff's Offices are tasked with patrolling areas not within the jurisdiction of the local Police Department. The Department is responsible for managing local court orders and judgments, including foreclosures, tax delinquencies, subpoenas, and repossessions.

You may contact the Sherriff's Office for questions about:
  • Cook County jail records and inmate lookups
  • Inmate visitation and contact procedures
  • Mugshots and police reports
  • Cook County, Illinois crime reports and Sheriff blotter
  • Warrant searches
  • Sheriff auctions