St. Clair Correctional Facility opened on June 2, 1983 with a capacity for 1,324 maximum and below custody inmates. The facility is located on 600 acres with 62 acres fenced with the Department's first electronic perimeter security. St. Clair maintains about 365 life without parole inmates.
The Alabama Correctional Industries operates a vehicle restoration and a chemical plant inside St. Clair. The facility provides on-site classroom settings for academic/vocational educational programs through Gadsden State Community College. St. Clair also provides a total care medical infirmary with complete dental care, dialysis, a cancer unit, emergency room, and diagnostic services through a private medical contractor.