For additional sources of crime data and statistics, see the Criminal Justice Data & Statistics research guide.
Annual Parole Survey Series (ICPSR)
The Annual Parole Surveys collect administrative data from parole agencies in the United States. Data collected include the total number of adults on state and federal parole on January 1 and December 31 of each year, the number of adults entering and exiting parole supervision each year, and the characteristics of adults under the supervision of parole agencies. The surveys cover all 50 states, the federal system, and the District of Columbia.
Annual Probation Survey Series (ICPSR)
The Annual Probation Surveys collect administrative data from probation agencies in the United States. Data Collected include the total number of adults on state and federal probation on January 1 and December 31 of each year, the number of adults entering and exiting probation supervision each year, and the characteristics of adults under the supervision of probation agencies. The surveys cover all 50 states, the federal system, and the District of Columbia.
Assessing the Influence of Home Visit Themes and Temporal Ordering On High-Risk Parolee Outcomes, Georgia, 2011-2015 (ICPSR 36517)
This project explored the intensity of supervision conditions on parole failures by considering the role of home visits in five major events: general violations, drug test failures, technical violation arrests, new felony arrests, and revocations. Longitudinal data from the State of Georgia were pooled to examine 28,284 parolees who completed supervision in 2011 - 2013.
Experimental Comparison of Telepsychiatry and Conventional Psychiatry for Mentally Ill Parolees in California, 2011-2015 (ICPSR 36111)
The main goal of the study was to empirically measure the effectiveness of Telepsychiatry for mentally ill parolees.Parolees enrolled in the study were assigned to either face-to-face sessions with their psychiatrists for the duration of their treatment or telepsychiatry sessions with their psychiatrist, in which the parolees interacted with their assigned psychiatrist via a web-based screen interface.
Evaluating the Impact of Probation and Parole Home Visits, United States, 2016 and 2018 (ICPSR 37172)
In 2014, the researchers began work on a grant from the National Institute of Justice to evaluate the effectiveness of home and field contacts in community supervision. The study was designed to describe the varying practices of home and other field contacts in community supervision, to document their use nationwide, and to evaluate their effectiveness in maintaining public safety and promoting compliance with supervision requirements. The research is designed to address the gap in the understanding of home and field contacts as part of community supervision.
Federal Justice Statistics Program: Offenders in Prison at Year-End, 2016 (ICPSR 37412)
The data contain records of sentenced offenders in the custody of the Bureau of Prisons (BOP) at year-end of fiscal year 2016. The data include commitments of United States District Court, violators of conditions of release (e.g., parole, probation, or supervised release violators), offenders convicted in other courts (e.g., military or District of Columbia courts), and persons admitted to prison as material witnesses or for purposes of treatment, examination, or transfer to another authority.