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.

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

Illinois Statistical Analysis Center wins JRSA's 2013 Technical Innovation Award

October 11, 2013

The Illinois SAC (R&A) has been named winner of the 2013 Technical Innovation Award by the Justice Research and Statistics Association (JRSA) for the Criminal History and Recidivism Statistics for Prison Admissions and Exit Cohorts Analysis Tool. The tool has two distinct functions. The criminal history function can be used to obtain statistics on the prior criminal histories for persons entering and exiting the Illinois Department of Corrections (IDOC) or sentenced to probation. The recidivism function calculates the subsequent recidivism rates for persons released from IDOC or sentenced to probation.   Access tools »

Authority research staff provides panel presentations at NCJA National Forum

August 7, 2013

Research director Mark Myrent and research analyst Mark Powers provided panel presentations at the 2013 National Criminal Justice Association (NCJA) National Forum on Criminal Justice, which was held on August 4-6, 2013 in Chicago. The theme of this year's conference was "Integrating Research, Policy and Technology to Improve Public Safety."  Read full story »

ICJIA receives $78,000 State Justice Statistics Program grant

August 5, 2013

ICJIA was awarded a $78,159 State Justice Statistics Program Grant by the U.S. Department of Justice Bureau of Justice Statistics to create an online Arrest Statistics Tool. With a start date of October 1, 2013, the primary objective of the project is to develop a dataset of 20 years of Illinois arrest statistics based on the aggregation of criminal history records from 1993 through 2013, and to build a web-based tool to allow users to choose various geographic categories and arrestee characteristics to produce various tabular and graphic output. Read full story »

Current Projects

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Freedom from Drone Surveillance Act Data Collection

Effective January 1, 2014. Public Act 098-0569 (725 ILCS 167), the Freedom from Drone Surveillance Act specifies allowable uses of drones by law enforcement agencies in the state. In addition, under ... Read more »

Community Violence Prevention Program Evaluation: Youth Employment Program

Under the umbrella of the Community Violence Prevention Program (CVPP), the Youth Employment Program (YEP) places 1,800 young people between the ages of 16 and 24 in summer employment in businesses ... Read more »

River Valley Juvenile Detention Center Mental Health Program Outcome Evaluation

The mental health program at River Valley Detention Center conducts court- ordered psychological reports for juveniles in Will and Kankakee counties. The psychological reports inform judges of youth ... Read more »

Community Violence Prevention Program Evaluation: The Parent Program

Under the umbrella of the Community Violence Prevention Program (CVPP), the Parent Program prepared 1,010 parent leaders to conduct parent-driven community service projects in 24 Chicago and South ... Read more »

Recent Publications

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ICJIA FY13 Annual Report

April 1, 2014
The ICJIA Fiscal Year 2013 Annual Report features the Authoritys work in Illinois criminal justice policy and planning, grants administration, research, and information systems development during the fiscal year. | Download »

Antitrafficking Laws and Arrest Trends in Illinois

November 17, 2013
While some is known about domestic sex trafficking victims in the United States, little research is available on the prevalence of trafficking crimes. Recent legislation defines trafficking as a criminal offense, increases penalties for traffickers and those who patronize prostitutes, and aids sex trafficking victims. This Research Bulletin examines Illinois arrest trends by year and Illinois region to gauge the level of response to trafficking- and prostitution-related crimes by law enforcement between 2000 and 2011. | Download »

National survey of residential programs for victims of sex trafficking

October 24, 2013
The goal of the research was to create a national inventory of residential programs for victims of sex trafficking. ICJIA staff surveyed residential programs operating in the United States. The purpose is to gauge the nature and extent of residential programs available for such victims across the country. | Download »