The Cook County Department of Corrections (CCDOC) is one of the largest single site county pre-detention facilities in the United States. Primarily holding pre-trial detainees, the Department admits approximately roughly 100,000 detainees annually and averages a daily population of 9,000. The facility covers more than eight city blocks with ten divisions, a health services facility, two education departments, a privatized food service and commissary agency, and four additional onsite Sheriff’s departments.