Florida State Prison (FSP), formerly known as the "Florida State Prison-East Unit" as it was originally part of Florida State Prison in Raiford, Florida, is a correctional institution located in unincorporated Bradford County, Florida. 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.