The Federal Correctional Institution, Estill is a medium-security United States federal prison for male inmates in South Carolina. It is operated by the Federal Bureau of Prisons, a division of the United States Department of Justice. It also has an adjacent satellite camp for minimum-security male offenders. FCI Estill is located approximately 50 miles north of Savannah, Georgia, 96 miles west of Charleston, South Carolina, and 95 miles south of the state capital, Columbia, South Carolina.