John A. Graham Correctional Center

Physical Address:
12078 Illinois Route 185
Hillsboro, IL 62049

Business Mail:
P.O. Box 499
Hillsboro, IL 62049

Inmate Mail:
Inmate Name & IDOC#
P.O. Box 499
Hillsboro, IL 62049

Phone: (217) 532-6962
Fax: (217) 532-6799
Contracting Agency:
Illinois Department of Corrections

160 adult males


Click here for the John A. Graham Correctional Center visitation rules.


  • CEC began delivering services at Graham Correctional Center on October 1, 2006.
  • Reentry treatment is offered to offenders on a voluntary basis or as ordered by the court.
  • Graham Correctional Center is an Illinois Department of Corrections Level 4 (medium security) facility, which opened in September 1980 and is located on 117 acres and has 50 buildings within the facility.


  • CEC staff provide substance abuse services to 160 adult males at the Illinois Graham Correctional Center in a Modified Therapeutic Community Setting.
  • Offenders are educated on relapse prevention and provided the pro-social skills necessary to successfully reenter society.
  • The CEC program at Graham Correctional Center is licensed by the Illinois Department of Alcoholism and Substance Abuse to provide Level I Adult Outpatient and Level II Intensive Outpatient Services.
  • Included within the treatment protocol are individual assessments, treatment plans, individual and group counseling and substance abuse education services.
  • Substance abuse services are incorporated into three phases of treatment including orientation, treatment and relapse prevention.
  • The CEC program at Graham incorporates peer-led support group meetings, such as AA, CA, and NA which are held weekly.
  • A GED educational study group is also available to offenders.
  • All program participants are provided with a discharge summary prior to release which includes an aftercare referral in order to ensure a continuum of care upon release.
  • CEC has also partnered with TASC at Graham to provide additional aftercare services to eligible program participants upon their release.



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