Search for data from polls conducted by many leading survey research organizations. NOTE: Users must register for a personal account. Previous login credentials will not provide access to Roper iPoll. A new account will be required.
Create maps using United States demographic data going back to 1790
Develop interactive thematic maps and reports using more than 100,000 demographic, business, and marketing data variables.
Constitutes the United States' primary source for a wide variety of statistics related to crime, criminal offenders, crime victims, and government justice systems. Periodic data and information is gathered from interviews and surveys of individuals and households, as well as thousands of agencies and institutions that are part of the justice system.
This annual publication of the FBI is the main source of statistics of U.S. arrests and offences, listed by each state. The FBI web site provides the statistics in a downloadable format.
This clearinghouse provides links to statistics from over 70 US Federal agencies. Quick access to categories, such as crime agencies, and a keyword search engine allowing precise searches (e.g., "capital punishment") are provided.
This topical archive of the Inter-University Consortium for Political and Social Research at the University of Michigan contains data and offers training in quantitative analysis. Hundreds of downloadable CJ collections can be accessed free of charge, many of which originated at the Bureau of Justice Statistics, the National Institute of Justice, the Office of Juvenile Justice and Delinquency Prevention, and the Federal Bureau of Investigation (FBI).