As per Wikipedia : "The Cook County Jail, located on 96 acres in Cook County, Illinois, is the largest jail in the United States of America, housing approximately 9,000 men and women."It is located at 2600 South California Avenue in the city of Chicago.

How to do Inmate Search in Cook County Jail:

There are two way to do Inmate Search in Cook County Jail. 

  1. By Name 
  2. By Booking Number

First way By Name:

For that you have to Enter the Exact Last Name and First Name, and then Hit the search button. Once you Enter the Search Button it will show the corresponding result to you.

Second By Booking Number:

For that you have to find out the Booking Number of Inmates on the Cook County Jail official Site. 

Then Enter the Booking Number and hit the search button and it will show all result corresponding to your request.