Maintained by the Illinois Criminal Justice Information Authority
View the Illinois Criminal Justice Information Authority's clearinghouse of criminal justice and risk factor datasets.
Examine Illinois county crime and risk factor data using the Illinois Criminal Justice Information Authority's interactive mapping and charting tools.

Downloadable Datasets

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Crime & Risk Factor Tools

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Welcome to the Research & Analysis Unit of the Illinois Criminal Justice Information Authority

This site provides Illinois-specific criminal justice information and data in a way that's informative, interesting, and easy-to-navigate. Our goal is to offer a wide range of materials and resources that are useful to justice system practitioners, planners, researchers, students, and the general public.

ICJIA's Research & Analysis Unit also serves as the state's Statistical Analysis Center (SAC). This center is affiliated with and supported by the Justice Research and Statistics Association (JRSA), a national nonprofit organization that promotes collaboration and exchange of information among state SACs, and acts as a liaison between state agencies and the U.S. Department of Justice. Read more »


What's New

ICJIA receives prestigious national awards for research, SAC website

October 20, 2011

ICJIA received two awards Oct. 19 at the 2011 Justice Research & Statistics Association (JRSA) Business Meeting of Statistical Analysis Center (SAC) Directors. Staff research analysts Sharyn Adams, Lindsay Bostwick, and Rebecca Campbell received JRSA's 2011 Phillip Hoke Award for Excellence in Applied Research and Analysis for their Research Report, "Examining Illinois probationer characteristics and outcomes."  Read full story »

Current Projects

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Evaluation of Adult Redeploy Illinois program

Adult Redeploy Illinois is a performance-based funding program designed to offer incentives to counties to divert low-level non-violent offenders from prison through improved local services and ... Read more »

Study of Illinois juvenile recidivism

Supported by a grant from the American Statistical Association, Bureau of Justice Statistics Small Grants program, the goal of the project is to conduct an in-depth analysis of Illinois juvenile ... Read more »

Study of restorative justice programs for youth in Illinois

The goals of the study are to measure the extent to which agencies dealing with youth have incorporated components of restorative justices in response to youth misconduct, and to create an inventory ... Read more »

Overview of the process and procedures of the Illinois adult criminal justice system

The goal of the project is to develop a guide that provides an overview of how the state adult criminal justice system typically operates in Illinois. The purpose is to inform the public on the flow ... Read more »

Recent Publications

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Community reentry after prison drug treatment: Learning from Sheridan Therapeutic Community Program participants

January 9, 2012
Researchers from the Illinois Criminal Justice Information Authority and the WestCare Foundation interviewed 50 re-incarcerated participants of Illinois Sheridan Correctional Center National Model Drug Prison and Reentry Program. Sheridan is a fully-dedicated therapeutic community for adult male inmates, providing substance abuse treatment and aftercare. Research has shown reductions in recidivism among Sheridan graduates compared to other prisoners. This study identified contributors to the former Sheridan participants re-incarceration. The information and insights garnered from the inmates on the Sheridan program, aftercare, and parole may support program enhancements. | Download »

An Examination of Admissions, Exits and End-of-the-Year Populations of Adult Female Inmates in the Illinois Department of Corrections, State Fiscal Years 1989 - 2011

December 1, 2011
Through analyses of existing data collected by the Illinois Department of Corrections, and Illinois criminal history record information (CHRI) supplied by the Illinois Criminal Justice Information Authority, a team of faculty at Loyola University Chicago examined trends and characteristics of adult female admissions to, exits from, and end of state fiscal year (SFY) prison populations in Illinois between SFY 1989 and SFY 2011. | Download »

Criminal justice system: The pretrial process

October 11, 2011
The criminal justice system incorporates several governmental institutions to prevent and deter crime, and sanction those who violate laws with criminal penalties and rehabilitation efforts. This Get the Facts provides an overview of what occurs after an arrest, including how charges are filed, options for obtaining an attorney, and pretrial jail alternatives. | Download »

This Web site is funded in part through a grant from the Bureau of Justice Statistics, Office of Justice Programs, U.S. Department of Justice. Neither the U.S. Department of Justice nor any of its components operate, control, are responsible for, or necessarily endorse, this Web site (including, without limitation, its content, technical infrastructure, and policies, and any services or tools provided).

For more information, contact the Illinois Statistical Analysis Center at 312-793-8550 or email cja.irc@illinois.gov