Pontiac Correctional Center, established in June 1871, is an Illinois Department of Corrections maximum security prison (Level 1) for adult males in Pontiac, Illinois. The prison also has a medium security unit that houses medium to minimum security inmates and is classified as Level 3. Until the 2011 abolition of the death penalty in Illinois, the prison housed male death row inmates, but had no execution chamber. Inmates were executed at the Tamms Correctional Center. Although the capacity of the prison is 2172, it has an average daily population of approximately 2000 inmates.