The Massachusetts Department of Correction is responsible for operating the prison system of the Commonwealth of Massachusetts in the United States. The Massachusetts Department of Correction is responsible for the custody of about 8,292 prisoners (as of January 2020) throughout 16 correctional facilities and is the 5th largest state agency in the state of Massachusetts, employing over 4,800 people (about 3,200 of whom are sworn correctional officers). The Massachusetts Department of Correction also has a fugitive apprehension unit, a gang intelligence unit, a K9 Unit, a Special Reaction Team (SRT), and a Tactical Response Team (TRT). Both of these tactical units are highly trained and are paramilitary in nature. The agency is headquartered in Milford, Massachusetts and currently headed b