Maintained by the Illinois Criminal Justice Information Authority
Criminal justice and risk factor datasets
ICJIA maintains a clearinghouse of criminal justice and risk factor datasets collected by other state agencies. The most current data available is listed here, including associated rates that are calculated with census data and county-level estimates.
Click the links for specific, detailed data by county and year. Files include data descriptions, sources of data, and date that the dataset was last updated.
Can't find what you need? Contact us at cja.irc@illinois.gov
| Name | Category | Release Date |
Juvenile/ Adult |
Agency | Metadata | Download |
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IDOC Admissions »
Admissions into the Illinois Department of Corrections. New court and technical violators are both included. Offense types include person, property, sex, drug, and other offenses, and a total for all offense types combined. Violent offense admissions, consisting of some person and sex offenses, are also included. Source is ICJIA analysis of IDOC data. More » |
Corrections | Apr 25, 2013 | Adult | Illinois Department of Corrections |
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Probation Caseloads »
Active adult probation cases and felony probation cases. More » |
Courts | Feb 4, 2013 | Adult | Administrative Office of the Illinois Courts |
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County Jail Average Daily Population »
Average daily jail population in county jails. See Excel data file for caveats about this data. More » |
County Jails | Jul 30, 2012 | Adult | IDOC, Jail and Detention Standards Unit |
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Drug Treatment Admissions »
Admissions for treatment to Department of Alcohol and Substance Abuse (DASA) contracted treatment facilities. Admissions for illicit substance abuse treatment are available only for fiscal years 1994 through 2009. More » |
Drugs | Feb 1, 2011 | Adult | IDHS, Division of Alcohol and Substance Abuse |
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Drug Submissions »
Drug lab submissions to Illinois State Police laboratories for testing. Drug types include Cannabis, Cocaine, Heroin, Amphetamines, Methamphetamine, and other. More » |
Drugs | Jan 1, 2010 | Both | Illinois State Police |
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Drug Seizures »
Drug seizures in grams. Drug types include Cannabis, Cocaine, Crack Cocaine, Heroin, Methamphetamine, and other. More » |
Drugs | Sep 1, 2009 | Both | Illinois State Police |
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County Jail Bookings »
Bookings into County Jails. See Excel data file for caveats about this data. More » |
County Jails | Jul 30, 2012 | Adult | IDOC, Jail and Detention Standards Unit |
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I-UCR Violent Offenses »
Illinois Uniform Crime Reports (I-UCR) Violent Index offenses (murder, criminal sexual assault, robbery, and aggravated assault) . More » |
Offenses | May 6, 2011 | Both | Illinois State Police |
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I-UCR Violent Arrests »
Illinois Uniform Crime Reports (I-UCR) Violent Index arrests (murder, criminal sexual assault, robbery, and aggravated assault) . More » |
Arrests | May 6, 2011 | Both | Illinois State Police |
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I-UCR Property Arrests »
llinois Uniform Crime Reports (I-UCR) Property Index arrests (burglary, theft, motor vehicle theft, arson). More » |
Arrests | May 6, 2011 | Both | Illinois State Police |
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I-UCR Drug Index Arrests »
I-UCR Drug Index arrests. Drug Index arrests include Cannabis Control Act violations, Controlled Substance Act violations, Hypodermic Syringes and Needles Act violations, and Drug Paraphernalia Control Act violations. More » |
Drugs | May 6, 2011 | Both | Illinois State Police |
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Crimes Against Children »
I-UCR supplemental data - crimes against children. More » |
Offenses | May 6, 2011 | Juvenile | Illinois State Police |
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Domestic Violence Offenses »
I-UCR supplemental data - Reported domestic offenses. See technical documentation for definition. More » |
Offenses | May 6, 2011 | Both | Illinois State Police |
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Attacks against School Personnel »
UCR supplemental data - attacks against school personnel. More » |
Offenses | May 6, 2011 | Both | Illinois State Police |
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Hate Crimes »
Hate crime incidents. See technical documentation for definition. More » |
Offenses | May 6, 2011 | Both | Illinois State Police |
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Reported and Indicated Child Abuse Cases »
Reported and indicated cases of child abuse/neglect and child sexual abuse. Counts are for reports, not unique children. More » |
Demographics & Risk Factors | Feb 5, 2013 | Juvenile | Illinois Dept. of Children and Family Services |
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Populations in Illinois Counties »
Census populations and population estimates for Illinois. Populations are available for juvenile, elderly, and all residents across varying age groups. More » |
Demographics & Risk Factors | Jan 15, 2013 | Both | United States Bureau of the Census |
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Poverty in Illinois »
Estimates of the number of people and rates of poverty and the number of minors (age 0-17) in poverty. More » |
Demographics & Risk Factors | Dec 1, 2012 | Both | U.S. Census Bureau |
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Juvenile Probation Caseloads »
Active probation caseloads (all supervision and probation types) and active supervision, continued under supervision, and standard, informal, administrative, and other probation cases by County (age 10-16). More » |
Courts | Feb 4, 2013 | Juvenile | Administrative Office of the Illinois Courts |
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Adjudications »
Delinquency, addiction, truancy, and MRAI adjudications for juveniles. More » |
Courts | Feb 4, 2013 | Juvenile | Administrative Office of the Illinois Courts |
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Petitions Filed and Continued Under Supervision »
New delinquency, abuse and neglect, and other petitions filed, and delinquency petitions continued under supervision (CUS) More » |
Courts | Feb 4, 2013 | Juvenile | Administrative Office of the Illinois Courts |
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Juvenile Placements »
Court-ordered commitments to non-secure settings including foster homes, group homes, residential treatment, and relatives. More » |
Courts | Feb 4, 2013 | Juvenile | Administrative Office of the Illinois Courts |
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TANF Cases »
Illinois children receiving Temporary Assistance to Needy Families (TANF) support (formerly Aid to Families with Dependent Children (AFDC) More » |
Demographics & Risk Factors | Apr 30, 2012 | Juvenile | Illinois Department of Human Services |
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Employment »
Unemployment rate and other employment information for the civilian labor force. More » |
Demographics & Risk Factors | May 15, 2013 | Both | Illinois Department of Employment Security |
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Orders of Protection »
Orders of protection More » |
Courts | Dec 21, 2011 | Both | Administrative Office of the Illinois Courts |
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Case Filings »
Felony, misdemeanor, and total case filings. Total includes felony, misdemeanor, traffic, and other case filings. More » |
Courts | Feb 4, 2013 | Adult | Administrative Office of the Illinois Courts |
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I-UCR Property Offenses »
llinois Uniform Crime Reports (I-UCR) Property Index offenses (burglary, theft, motor vehicle theft, arson). More » |
Offenses | May 6, 2011 | Both | Illinois State Police |
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Illinois populations by age/race/ethnicity/sex »
Illinois populations by combinations of age group, race, ethnicity, and sex. All age groups are available on request. More » |
Demographics & Risk Factors | Jan 25, 2013 | Both | National Center for Health Statistics |
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Elder Abuse Offenses »
Reported elder (age 60+) abuse cases. More » |
Offenses | Jan 13, 2010 | Adult | Illinois Department on Aging |
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Felony Sentences »
Felony sentences to Illinois Department of Corrections and probation. More » |
Courts | Feb 4, 2013 | Adult | Administrative Office of the Illinois Courts |
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