Bureau of Justice Statistics - facts at a glance, downloadable data, publications, other sources of information.
Criminal Justice Statistics - a large number of WWW links to various criminal justice statistics.
Department of Justice - publications, employment, FOIA, grants, fugitives and missing persons, justice for kids/youth.
Drug Enforcement Administration - drug data, fugitives, employment, programs, publications.
FBI Home Page - offices, fugitives, investigations, press releases and more.
FBI Publications - FBI Law Enforcement Bulletin, Terrorism in the US, Forensic Science Communications and other publications. Uniform Crime Reports now has its own page; it includes Crime in the U.S., Hate Crime Statistics, Law Enforcement Officers Killed and Assaulted, and information about the NIBRS.
The FBI Freedom of Information Act Reading Room - "famous persons, historical interest, espionage, violent crime, gangster era & unusual phenomena".
Federal Bureau of Prisons - weekly population report, facts and statistics, FOIA/Privacy Act, inmate information, employment, publications, links, etc.
Justice Information Center - online documents and WWW links for criminal justice information.
JRSA - Justice Research and Statistics Association; state criminal justice research, programs and publications clearinghouse, etc.
Juvenile Justice - gangs, corrections, courts, missing and exploited children, substance abuse, violence, and more.
National Archive of Criminal Justice Data - downloadable data, access to more than 550 criminal justice data collections, free. From the University of Michigan.
National Center for State Courts - publications, news, projects, etc.
NCJRS Abstracts Database - "National Criminal Justice Reference Service Abstracts database on the web".
North Carolina Judicial Page - state-related justice and court information, from UNCG.
Sourcebook of Criminal Justice Statistics - online version, data from all aspects of criminal justice statistics in the US.
TRAC FBI - "information about the FBI, its staffing and criminal enforcement efforts", free registration required to access materials.
US Sentencing Commission - state sentencing commissions, publications, employment, guidelines, hearing transcripts and testimony.