Owned and operated by the illinois department of corrections, this facility has a maximum capacity of 1,572 inmates. Offenders who are difficult to manage or have safety and security concerns are housed in a segregation unit. Centralia Correctional Center The facility consists of 46 buildings, which comprise of 335,689 square feet. Centralia correctional center centralia il . Centralia correctional center in illinois can house up to 1571 at one time, and is considered a medium security facility. This prison facility serves centralia and other cities in the clinton county area areas. Centralia correctional center is a medium security level state prison located in the city of centralia, illinois. The entire facility consists of buildings, and encompasses over 400,000 square feet. The facility houses male offenders who are convicted for crimes which come under illinois state and federal laws. In fact, each facility specialize in different types of offenders. It has a...