The Tri-County Justice & Detention Center is a 226-bed facility that was constructed in 1999. It is owned by the Pulaski County, Ill., and is the only privately run detention facility in the state of Illinois. Located in Ullin, Ill., the detention center houses criminals sentenced by the U.S. Marshals Service and the Department of Homeland Security. In addition, the Tri-County Justice & Detention Center has intergovernmental agreements with Alexander and Union counties to house their inmates.