Illinois Inmate Search

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Databases Updated on Apr 13, 2025

What is Illinois Inmate Search?

An Illinois inmate search involves looking up details of persons incarcerated in the state's correctional facilities. The Department of Corrections (IDOC) is Illinois's custodian of inmate information, while county and city jail administrators keep records of inmates housed in their jails. Individuals, private organizations, governmental departments, and law enforcement agencies can contact the IDOC to request inmate information. In addition, they can conduct Illinois inmate searches online via the Individual in Custody Search Platform.

Illinois inmates' information is obtained from law enforcement agencies and court records and is created by correctional facilities. Common reasons for conducting inmate searches in Illinois include:

  • Verifying an inmate's incarceration status
  • Locating a missing person
  • Investigating crimes and gathering evidence
  • Locating witnesses or suspects
  • Verifying the identity of an individual
  • Academic or journalistic research

Are Inmate Search Records Open to the Public in Illinois?

Inmate records are open to the public in Illinois. The Illinois Freedom of Information Act (FOIA) allows the public to access inmate personal information, sentencing, and identification records. The Illinois Department of Corrections creates and maintains records of inmates in the state's correctional facilities. Anyone may request inmate records from the IDOC and local jail administrators. However, certain records are exempted from public disclosure by law or court order. Typically, confidential Illinois inmate records include the following:

  • Master record file for inmates with their complete information
  • Juvenile records
  • Protective orders
  • Victim information
  • Medical and mental health records

How To Perform Illinois Inmate Lookup

Interested persons may search for Illinois inmate records with the inmate's last name, IDOC number, or birth date. A query with either last name or birth date will return a list of inmates that match the parameter. The inquirer can select any of the returned names to get additional information about them. The information provided will typically include full name, birth date, race, sex, height, weight, tattoos, eye color, hair color, offense, charge, sentence details, admission date, and projected discharge date.

How To Search for an Inmate in Illinois

Illinois Department of Corrections allows members of the public to search for inmates online or by phone call. There is no provision for in-person search for inmates with the IDOC. However, inmates in local jails can be found via phone calls, online, or in-person visits to the holding agency.

An individual interested in searching for an inmate in an Illinois-owned correctional facility should use the Individual in Custody Search portal and provide the inmate's last name, birth date, or IDOC number in the appropriate fields. They can then sort through the list of possible results to determine the specific inmate of interest.

Alternatively, anyone may call the IDOC at (217) 558-2200 to search for an inmate in their facility. Law enforcement and government agencies can call (888) 446-9103 for their inquiries. They are required to provide the name, birth date, or IDOC number of the inmate.

How To Conduct a Free Inmate Search in Illinois

Illinois inmate searches can be performed online for free by anyone using any trustworthy third-party provider. Searches on these services are typically free, but users may have to pay a small fee to view more detailed inmate information. Inmates in federal, state, county, and city prisons and jails in Illinois can all be searched using third-party inmate record search services like RecordsFinder.

How To Find a Federal Inmate in Illinois

The Federal Bureau of Prisons (BOP) manages federal inmates in different correctional facilities across the nation. The Bureau has nine correctional facilities in Illinois, consisting of five federal prisons and four federal prison camps. The correctional facilities include:

The Bureau of Prison's Inmate Locator can be used to search for federal inmates in Illinois. The search may be done by name or BOP identifying number/FBI number.

What Can You Find with State of Illinois Inmate Search?

The following information may be obtained from a typical Illinois inmate search:

  • Personal details of an inmate, such as first name, last name, date of birth, sex, and race
  • Physical description such as height, weight, eye color, and hair color
  • Identification marks, including tattoos and scars
  • Admission and release information, including the name of the correctional facility, location of the correctional facility, admission date, Projected parole date, last paroled date, and projected discharge date
  • Sentencing information such as criminal offense, charge, class of offense, custody date, the county where the offense took place, sentence, and current status of sentence

Jail and Inmate Search in Illinois

There are 91 jails and 29 state-run prisons in Illinois. The local jails held 15,112 inmates, while state prisons housed 29,634 inmates as of the end of December 2022. The Illinois Department of Juvenile Justice had 188 youths in juvenile centers across the state as of the end of November 2024. while also supporting and monitoring 264 juveniles on Aftercare services.

Furthermore, according to the FY24 Adult Population Data provided by the IDOC, 54.4% of inmates in state-owned prisons are Black, 31.8% are White, and 12.8% are Hispanics. There are only 1,496 (5.1%) female inmates in state prisons. Of the 102 counties in the state, Cook County inmates account for 40.5% of the total population of inmates.

Criminal Justice Quick Facts

Illinois Imprisonment Rate (per 100,000 population)
433
Prison Population (All facilities/State and Federal jails)
53,130 / 29,930
Probation Population
85,000
Parole Population
21,000
Racial Disparity in Incarceration Rate
Black: White Ratio: 7.8:1
Hispanic: White Ratio: 1.5:1
Juvenile Custody Rate (per 100,000 juveniles)
39
Disenfranchised Population
31,003 (0.34%)
Disenfranchised African Americans
16,587 (1.26%)
Corrections Expenditures (state/local)
$1.7 B / $788 M

Illinois Parole Population

The Illinois parole population at the beginning of 2022 was 22,000, and by the end of the year, it was 20,230.

Paroles per 100,000 Population (2022)
Nationwide
267
Illinois
205
Parole Total Population in Illinois (2022)
Nationwide
698,820
Illinois
20,230
Parole Entries and Exits (2022)
Entries
13,990
Exits
16,020
Change in 2022, in Percentage and Number
Percent
8.0%
Number
1,770
Number on Parole per 100,000 U.S. Adult Residents
Decreased by
267

Illinois Prisons

Illinois has 29 prisons and 91 jails spread across 102 counties. The Illinois Department of Corrections maintains an updated list of correctional facilities in the state and their security designations. They operate off a budget of $2.5 billion annually and have a staff strength of over 12,000. An average of 170,000 persons are booked into jails across the state annually. However, due to the shortness of their stay, local jails hold an average of 17,000 inmates.

In addition, the correctional system in Illinois manages 28,000 inmates in prisons, 21,000 inmates on parole, and over 85,000 persons on probation. It costs the state $49,271 ($4,106 per month) in 2024 to care for one inmate.

The imprisonment rate in Illinois is 433 per 100,000 population, which is lower than the national average of 614 per 100,000 population. In addition, the state has a violent crime rate of 287 per 100,000 residents and a property crime rate of 1,720 per 100,000 persons.

Prison Name Prison Type
Big Muddy River Correctional Center State Prison
Centralia Correctional Center State Prison
Chicago MCC Federal Prison
Chicago RRM Federal Prison
Clayton Work Camp State Prison
Danville Correctional Center State Prison
Decatur Correctional Center State Prison
Dixon Correctional Center State Prison
Dixon Springs Impact Incarceration Program (IIP) State Prison
Du Quoin Impact Incarceration Program (IIP) State Prison
East Moline Correctional Center State Prison
East Moline Work Camp State Prison
Fox Valley Adult Transition Center State Prison
Graham Correctional Center State Prison
Graham Reception and Classification Center State Prison
Greene County Work Camp State Prison
Greenville FCI Federal Prison
Hill Correctional Center State Prison
Illinois River Correctional Center State Prison
Jacksonville Correctional Center State Prison
Joliet Treatment Center State Prison
Kewanee Life Skills Re-Entry Center State Prison
Lawrence Correctional Center State Prison
Lincoln Correctional Center State Prison
Logan Correctional Center State Prison
Marion USP Federal Prison
Menard Correctional Center State Prison
Menard Medium Security Unit State Prison
Menard Reception and Classification Center State Prison
Metropolitan Correctional Center Chicago State Prison
North Lawndale Adult Transition Center State Prison
Northern Reception and Classification Center State Prison
Pekin FCI Federal Prison
Peoria Adult Transition Center State Prison
Pinckneyville Correctional Center State Prison
Pittsfield Work Camp State Prison
Pontiac Correctional Center State Prison
Pontiac Medium Security Unit State Prison
Robinson Correctional Center State Prison
Shawnee Correctional Center State Prison
Sheridan Correctional Center State Prison
Southwestern Illinois Correctional Center State Prison
Southwestern Illinois Work Camp State Prison
Stateville Correctional Center State Prison
Stateville Minimum Security Unit State Prison
Taylorville Correctional Center State Prison
Thomson AUSP Federal Prison
Vandalia Correctional Center State Prison
Vienna Correctional Center State Prison
Western Illinois Correctional Center State Prison

Frequently Asked Questions

Why is an inmate not showing up in Search?

If an inmate is jailed in a correctional facility that the Illinois Department of Corrections does not run, their information may not appear in an Illinois inmate search. Information about such an inmate can be obtained by contacting the holding facility directly, such as federal prisons, county jails, or city jails. Additionally, inputting incorrect search parameters on the IDOC's Individuals in Custody Search portal may not return information about the inmate even if they are incarcerated in a state prison.

How can I Check if Someone is in Jail in Illinois?

You can check if someone is in jail in Illinois by doing any of the following:

  • Contact the county or city jail to ascertain if the person is currently incarcerated in their jail
  • Search for the person's name or birth date on the Illinois Department of Corrections' Individual in Custody Search portal
  • Call the Illinois Department of Corrections to inquire if the person is in custody
  • Contact local law enforcement agencies to inquire if the person is in custody

How can I conduct an Illinois Prison Inmate Search?

You can conduct an Illinois prison inmate search by using the Individual in Custody Search portal provided by the Illinois Department of Corrections. The portal contains a database of all inmates in Illinois correctional facilities. You will need to provide the last name, IDOC number, or birth date to search. A successful search will provide personal and incarceration information about the search subject, including full name, birth date, height, sex, offense, sentence, parole date, and discharge date.

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