Illinois State Prison Locator
- Lincoln Correctional Center
- Pontiac Correctional Center
- Pontiac Medium-Security Unit
- Dixon Special Treatment Center
- Dixon Correctional Center
- Dixon Springs Impact Incarceration Program
- Southwestern Illinois Correctional Center
- Southwestern Illinois Work Camp
- Jacksonville Correctional Center
- Menard Correctional Center
- Menard Reception & Classification Center
- Menard Medium-Security Unit
- Greene County Work Camp
- Greene County Impact Incarceration Program
- West Side Adult Transition Center – CLOSED
- Hill Correctional Center
- Illinois River Correctional Center
- Illinois Youth Center – Chicago
- Illinois Youth Center – Harrisburg
- Illinois Youth Center – Pere Marquette
- Illinois State Prison Joliet – Youth Center
- Illinois Youth Center – Kewanee
- Illinois Youth Center – Warrenville
- Northern Reception & Classification Center
- East Moline Correctional Center
- East Moline Work Camp
- North Lawndale Adult Transition Center