U.S. flag
        An official website of the United States government
          Here's how you know
        Here's how you knowDot gov**Official websites use .gov**
              
              A **.gov** website belongs to an official government organization in the United States.
        Https**Secure .gov websites use HTTPS**
              
              A **lock** (   A locked padlock
 ) or **https://** means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.  **
Menu


    close

        
        
                        
  
          Home
      
    
              How NIC can help
      
                
  
          **I need Training or Courses**
               Free e-courses available 24/7
              
      
                
  
          NIC Training Programs
          In-person and blended trainings
      
    
              I need Technical Assistance
          Guidance, support, advice, assessment, and/or customized training
      
    
              I'm looking for Information Assistance
          NIC publications, DVDs, FAQs, and more
      
    
              **I need other assistance from NIC**
              
      
                
  
          NIC Helpdesk
      
    
              Connect with other Corrections Professionals
          NIC Community Forums
      
    
              Funding Opportunities
          Cooperative Agreements and more
      
    
              Resources
      
                
  
          **News and Events**
              
      
                
  
          Conferences
      
    
              NIC Events
      
    
              NIC News & Media Releases
      
    
              Subscribe to NIC's News & Announcements
          Emails with NIC's latest news and initiatives
      
    
              NIC Quarterly Newsletter Archive
      
    
              **Featured Resources**
              
      
                
  
          Resources for Corrections Professionals
          Resources about correctional topics
      
    
              Topics
          Focused areas of research for Corrections Professionals
      
    
              NIC's e-courses
      
    
              Hot Topics
          Answers to questions about NIC services & resources
      
    
              FAQs
          Frequently Asked Questions
      
    
              **NIC Library**
              
      
                
  
          Search the Library Collection
      
    
              Ask a Librarian
      
    
              Free eBooks
      
    
              Sign in to the EBSCOhost Research Platform
          Free research resources provided by NIC
      
    
              Webinars and Broadcasts
          Streaming Video of NIC Trainings
      
    
              US State Statistics
          Statistics Information about US Corrections
      
    
              About NIC
      
                
  
          **About the Agency**
              
      
                
  
          Mission
      
    
              Staff Directory
      
    
              Reports to the Nation
      
    
              Funding Opportunities
      
    
              History of NIC
      
    
              Advisory Board
      
    
              **Divisions**
              
      
                
  
          Academy Division
      
    
              Community Services Division
      
    
              Jails Division
      
    
              Prisons Division
      
    
              **Strategic Plan**
              
      
                
  
          Subscribe to NIC's News & Announcements
          Emails with NIC's latest news and initiativesMy Cart
                                
                          
        
                Log in Home
                                    Resources
                                    NIC Library and Information Center
                                    Corrections State Statistics Information
                                    2020 National Averages
                                    Illinois 2020

      

                    
          
    Book:Corrections State Statistics Information
              2021 National Averages
                
                                Alabama 2021
                            Alaska 2021
                            Arizona 2021
                            Arkansas 2021
                            California 2021
                            Colorado 2021
                            Connecticut 2021
                            Delaware 2021
                            Florida 2021
                            Georgia 2021
                            Hawaii 2021
                            Idaho 2021
                            Illinois 2021
                            Indiana 2021
                            Iowa 2021
                            Kansas 2021
                            Kentucky 2021
                            Maine 2021
                            Maryland 2021
                            Michigan 2021
                            Mississippi 2021
                            Missouri 2021
                            Montana 2021
                            Nebraska 2021
                            Nevada 2021
                            New Hampshire 2021
                            New Jersey 2021
                            New Mexico 2021
                            New York 2021
                            North Carolina 2021
                            North Dakota 2021
                            Ohio 2021
                            Oklahoma 2021
                            Oregon 2021
                            Pennsylvania 2021
                            Rhode Island 2021
                            South Carolina 2021
                            South Dakota 2021
                            Tennessee 2021
                            Texas 2021
                            Utah 2021
                            Vermont 2021
                            Virginia 2021
                            Washington 2021
                            West Virginia 2021
                            Wisconsin 2021
                            Wyoming 2021
                            2020 National Averages
                
                                Alabama 2020
                            Alaska 2020
                            Arizona 2020
                            Arkansas 2020
                            California 2020
                            Colorado 2020
                            Connecticut 2020
                            Delaware 2020
                            Florida 2020
                            Georgia 2020
                            Hawaii 2020
                            Idaho 2020
                            Illinois 2020
                            Indiana 2020
                            Iowa 2020
                            Kansas 2020
                            Kentucky 2020
                            Louisiana 2020
                            Maine 2020
                            Maryland 2020
                            Massachusetts 2020
                            Michigan 2020
                            Minnesota 2020
                            Mississippi 2020
                            Missouri 2020
                            Montana 2020
                            Nebraska 2020
                            Nevada 2020
                            New Hampshire 2020
                            New Jersey 2020
                            New Mexico 2020
                            New York 2020
                            North Carolina 2020
                            North Dakota 2020
                            Ohio 2020
                            Oklahoma 2020
                            Oregon 2020
                            Pennsylvania 2020
                            Rhode Island 2020
                            South Carolina 2020
                            South Dakota 2020
                            Tennessee 2020
                            Texas 2020
                            Utah 2020
                            Vermont 2020
                            Virginia 2020
                            Washington 2020
                            West Virginia 2020
                            Wisconsin 2020
                            Wyoming 2020
                            2019 National Averages
                
                                Alabama 2019
                            Alaska 2019
                            Arizona 2019
                            Arkansas 2019
                            California 2019
                            Colorado 2019
                            Connecticut 2019
                            Delaware 2019
                            Florida 2019
                            Georgia 2019
                            Hawaii 2019
                            Idaho 2019
                            Illinois 2019
                            Indiana 2019
                            Iowa 2019
                            Kansas 2019
                            Kentucky 2019
                            Louisiana 2019
                            Maine 2019
                            Maryland 2019
                            Massachusetts 2019
                            Michigan 2019
                            Minnesota 2019
                            Mississippi 2019
                            Missouri 2019
                            Montana 2019
                            Nebraska 2019
                            Nevada 2019
                            New Hampshire 2019
                            New Jersey 2019
                            New Mexico 2019
                            New York 2019
                            North Carolina 2019
                            North Dakota 2019
                            Ohio 2019
                            Oklahoma 2019
                            Oregon 2019
                            Pennsylvania 2019
                            Rhode Island 2019
                            South Carolina 2019
                            South Dakota 2019
                            Tennessee 2019
                            Texas 2019
                            Utah 2019
                            Vermont 2019
                            Virginia 2019
                            Washington 2019
                            West Virginia 2019
                            Wisconsin 2019
                            Wyoming 2019
                            2018 National Averages
                
                                Alabama 2018
                            Alaska 2018
                            Arizona 2018
                            Arkansas 2018
                            California 2018
                            Colorado 2018
                            Connecticut 2018
                            Delaware 2018
                            Florida 2018
                            Georgia 2018
                            Hawaii 2018
                            Idaho 2018
                            Illinois 2018
                            Indiana 2018
                            Iowa 2018
                            Kansas 2018
                            Kentucky 2018
                            Louisiana 2018
                            Maine 2018
                            Maryland 2018
                            Massachusetts 2018
                            Michigan 2018
                            Minnesota 2018
                            Mississippi 2018
                            Missouri 2018
                            Montana 2018
                            Nebraska 2018
                            Nevada 2018
                            New Hampshire 2018
                            New Jersey 2018
                            New Mexico 2018
                            New York 2018
                            North Carolina 2018
                            North Dakota 2018
                            Ohio 2018
                            Oklahoma 2018
                            Oregon 2018
                            Pennsylvania 2018
                            Rhode Island 2018
                            South Carolina 2018
                            South Dakota 2018
                            Tennessee 2018
                            Texas 2018
                            Utah 2018
                            Vermont 2018
                            Virginia 2018
                            Washington 2018
                            West Virginia 2018
                            Wisconsin 2018
                            Wyoming 2018
                            2017 National Averages
                
                                Alabama 2017
                            Alaska 2017
                            Arizona 2017
                            Arkansas 2017
                            California 2017
                            Colorado 2017
                            Connecticut 2017
                            Delaware 2017
                            Florida 2017
                            Georgia 2017
                            Hawaii 2017
                            Idaho 2017
                            Illinois 2017
                            Indiana 2017
                            Iowa 2017
                            Kansas 2017
                            Kentucky 2017
                            Louisiana 2017
                            Maine 2017
                            Maryland 2017
                            Massachusetts 2017
                            Michigan 2017
                            Minnesota 2017
                            Mississippi 2017
                            Missouri 2017
                            Montana 2017
                            Nebraska 2017
                            Nevada 2017
                            New Hampshire 2017
                            New Jersey 2017
                            New Mexico 2017
                            New York 2017
                            North Carolina 2017
                            North Dakota 2017
                            Ohio 2017
                            Oklahoma 2017
                            Oregon 2017
                            Pennsylvania 2017
                            Rhode Island 2017
                            South Carolina 2017
                            South Dakota 2017
                            Tennessee 2017
                            Texas 2017
                            Utah 2017
                            Vermont 2017
                            Virginia 2017
                            Washington 2017
                            West Virginia 2017
                            Wisconsin 2017
                            Wyoming 2017
                            2016 National Averages
                
                                Alabama 2016
                            Alaska 2016
                            Arizona 2016
                            Arkansas 2016
                            California 2016
                            Colorado 2016
                            Connecticut 2016
                            Delaware 2016
                            Florida 2016
                            Georgia 2016
                            Hawaii 2016
                            Idaho 2016
                            Illinois 2016
                            Indiana 2016
                            Iowa 2016
                            Kansas 2016
                            Kentucky 2016
                            Louisiana 2016
                            Maine 2016
                            Maryland 2016
                            Massachusetts 2016
                            Michigan 2016
                            Minnesota 2016
                            Mississippi 2016
                            Missouri 2016
                            Montana 2016
                            Nebraska 2016
                            Nevada 2016
                            New Hampshire 2016
                            New Jersey 2016
                            New Mexico 2016
                            New York 2016
                            North Carolina 2016
                            North Dakota 2016
                            Ohio 2016
                            Oklahoma 2016
                            Oregon 2016
                            Pennsylvania 2016
                            Rhode Island 2016
                            South Carolina 2016
                            South Dakota 2016
                            Tennessee 2016
                            Texas 2016
                            Utah 2016
                            Vermont 2016
                            Virginia 2016
                            Washington 2016
                            West Virginia 2016
                            Wisconsin 2016
                            Wyoming 2016
                            2015 National Averages
                
                                Alabama 2015
                            Alaska 2015
                            Arizona 2015
                            Arkansas 2015
                            California 2015
                            Colorado 2015
                            Connecticut 2015
                            Delaware 2015
                            Florida 2015
                            Georgia 2015
                            Hawaii 2015
                            Idaho 2015
                            Illinois 2015
                            Indiana 2015
                            Iowa 2015
                            Kansas 2015
                            Kentucky 2015
                            Louisiana 2015
                            Maine 2015
                            Maryland 2015
                            Massachusetts 2015
                            Michigan 2015
                            Minnesota 2015
                            Mississippi 2015
                            Missouri 2015
                            Montana 2015
                            Nebraska 2015
                            Nevada 2015
                            New Hampshire 2015
                            New Jersey 2015
                            New Mexico 2015
                            New York 2015
                            North Carolina 2015
                            North Dakota 2015
                            Ohio 2015
                            Oklahoma 2015
                            Oregon 2015
                            Pennsylvania 2015
                            Rhode Island 2015
                            South Carolina 2015
                            South Dakota 2015
                            Tennessee 2015
                            Texas 2015
                            Utah 2015
                            Vermont 2015
                            Virginia 2015
                            Washington 2015
                            West Virginia 2015
                            Wisconsin 2015
                            Wyoming 2015Illinois 2020
The Jail SystemIllinois has 92 jails in 102 counties. The jail population in 2020 was 19,110.The Prison SystemAs of December 31, 2020, the number of prisoners under the jurisdiction of the State of Illinois correctional authorities was 29,729 located in 28 state prisons and held in the custody of private prisons or local jails. Illinois operated facilities with a budget of $1,192,960,894.The Community Corrections SystemAs of December 31, 2020, Illinois community corrections population was 88,894 under probation and 24,744 under parole.MethodologyThe National Institute of Corrections depends on publicly available information to provide the information on this page.The statistics for budgets, employee positions, and state prison facilities data come from state departments of corrections, other state reports and state agencies. If data is missing for a state, then we were unable to find that information.The data on prison population and incarcerate rate come from the *Prisoners in 2020*****report released by the Bureau of Justice Statistics (BJS). The report includes the count of prisoners in the unified systems of Alaska, Connecticut, Delaware, Hawaii, Rhode Island, and Vermont.Violent and property crime rates are provided by the Federal Bureau of Investigations.The number of counties per state comes from the United States Census Bureau.

Rates (Per 100K)
      
  Incarceration Rate
              237

  Probationers
              908

  Parolees
              253

Populations
      
  Prison Population
              29,729

  Parole Population
              24,744

  Probation Population
              24,744

Facilities
      
  Number of State Prison Facilities
              28 facilities

  Number of Jail Facilities
              92

Prisons
      
  Prison Budget
              $1,192,960,894
  Navigation links for: Illinois 2020
      ‹ Idaho 2020
                    Up
                    Indiana 2020 › Return to top

      About NIC

About the Agency
	Divisions
	Staff Directory
	Contact NIC

NIC Services

Training
	Technical Assistance
	Corrections Forums
	Subscribe to NIC News

Resources

Resources by Role
	Resources by Topic
	NIC News
	NIC Events
  
      Agency logo
              
                              National Institute of Corrections
        
                  NIC Legal Policies and DisclaimersNIC Privacy Policy and DisclaimersPlain Language PolicyAccessibility PolicyDOJ Links:Justice.govOpen GovernmentLegal Policies and DisclaimersInformation QualityPrivacy PolicySmall BusinessOffice of the Inspector GeneralBudget and PerformanceFOIANo FEAR Act DataVulnerability Disclosure PolicyVote.govHave a question about government services? Contact USA.govFollow NIC on X
the National institute of corrections governmental seal