Marlboro Psychiatric Hospital was a hospital in Marlboro Township, New Jersey which was operated by the State of New Jersey. Construction of the hospital began in 1929. It first opened in early 1931. According to the site plan, the hospital's campus was on 468 acres (189 ha). There is a perimeter fence which completely enclosed the property. The land was mostly a rural environment. When it closed, the hospital was on 594 acres (240 ha), having enlarged the grounds over the years. It opened with a capacity to accommodate 500-800 patients. The grounds construction continued after opening and when completed, the hospital was expected to have a capacity of 2,000 patients. However in 1995, the hospital served an average of 780 adults per day with a staff of 1,157 employees and a total budget of $55.5 million (Fiscal Year 1995). The budget in 1998 was $68 million.