Federal Correctional Institution, Williamsburg
| Location | Salters, South Carolina | 
|---|---|
| Coordinates | 33°35′13″N 79°52′46″W / 33.5869°N 79.8795°W | 
| Status | Operational | 
| Security class | Medium-security (with minimum-security prison camp) | 
| Population | 1,700 (150 in prison camp) | 
| Managed by | Federal Bureau of Prisons | 
The Federal Correctional Institution, Williamsburg (FCI Williamsburg) is a medium-security United States federal prison for male inmates in Salters, South Carolina. It is run by the Federal Bureau of Prisons, a division of the United States Department of Justice. It has an adjacent prison camp for minimum-security male offenders.
FCI Williamsburg is located in the town of Salters 90 miles southeast of Columbia, the state capital.