Joliet Treatment Center has an average inmate age of 41 in February 2020

By Will County Gazette

Joliet Treatment Center had an average inmate age of 41 in February 2020, according to the Illinois Department of Corrections.

The institution with the highest average inmate age is Taylorville Correctional Center.

Illinois Prison Populations in February 2020

Institution	Population	Average age
Taylorville Correctional Center	982	45
Big Muddy River Correctional Center	1,182	44
Dixon Correctional Center	2,168	43
East Moline Correctional Center	1,099	41
Robinson Correctional Center	1,066	41
Joliet Treatment Center	213	41
Pontiac Correctional Center	1,122	41
Lincoln Correctional Center	959	40
Menard Correctional Center	2,183	40
Stateville Correctional Center	2,746	40
Decatur Correctional Center	535	40
Hill Correctional Center	1,608	40
Vienna Correctional Center	936	40
Jacksonville Correctional Center	1,065	39
Danville Correctional Center	1,598	39
Graham Correctional Center	1,795	39
Logan Correctional Center	1,549	39
Centralia Correctional Center	1,249	38
Vandalia Correctional Center	972	38
Lawrence Correctional Center	2,028	38
Western Illinois Correctional Center	1,658	38
Illinois River Correctional Center	1,806	38
Kewanee Life Skills Re-Entry Center	257	38
Shawnee Correctional Center	1,550	37
Southwestern Illinois Correctional Center	581	37
Sheridan Correctional Center	1,655	36
Pinckneyville Correctional Center	2,093	35