The Union Correctional Institution, formerly referred to as Florida State Prison, Raiford Prison and State Prison Farm is a Florida Department of Corrections state prison located in unincorporated Union County, Florida, near Raiford.

Florida State Prison (FSP), otherwise known as Raiford Prison, is a correctional institution located in unincorporated Bradford County, Florida, with a Starke postal address. It was formerly known as the "Florida State Prison-East Unit" as it was originally part of Florida State Prison near Raiford. The facility, a part of the Florida Department of Corrections, is located on State Road 16 right across the border from Union County. The institution opened in 1961, even though construction was not completed until 1968. With a maximum population of over 1,400 inmates, FSP is one of the largest prisons in the state. FSP houses Florida's one of two male death row cell blocks and the State of Florida execution chamber. Union Correctional Institution also houses male death row inmates while Lowell Annex houses female death row inmates.