Location | Southern Precinct,[1] Williamson County, near Marion, Illinois |
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Coordinates | 37°39′47″N 88°59′3″W / 37.66306°N 88.98417°W |
Status | Operational |
Security class | Medium-security (with minimum-security prison camp) |
Population | 1,298 [1,117 at the USP, 181 in prison camp] (September 2023) |
Opened | 1963 |
Managed by | Federal Bureau of Prisons |
Warden | Daniel Sproul |
The United States Penitentiary, Marion (USP Marion) is a large medium-security United States federal prison for male and female inmates in Southern Precinct,[1] unincorporated Williamson County, Illinois.[2][3] It is operated by the Federal Bureau of Prisons, a division of the United States Department of Justice. The facility also has an adjacent satellite prison camp that houses minimum security male offenders.
USP Marion in Southern Illinois is approximately 9 miles (14 km) south of the city of Marion, Illinois, 300 miles (480 km) south of Chicago, and 120 miles (190 km) southeast of St. Louis, Missouri.[4]
United States Penitentiary Marion
4500 PRISON ROAD MARION, IL 62959