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Data and documentation

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Common questions and answers.

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Entire collection of data resources.


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Opoid Use and Labor Force Participation

The Future of Free Public Access to Government Information

The Promise of Evidence-Based Policymaking

News: Certificate of Confidentiality

Stanford Open Policing Project

Map of US

Stanford Open Policing Project

Nationwide data on traffic stops and searches

This resource has data on traffic stops for a nationwide sample of 31 states (so far). Information available are date, time, location, race/sex/age of driver, reason for stop, search yes/no, type and results. Start with the tutorials and a small state and go explore.

Data Services (DS)

We help researchers at the Population Studies Center acquire, verify, maintain, improve, distribute, and preserve data.

  • DS maintains a data catalog of data files and documentation for research in population studies.
  • DS responds to common questions on using and manipulating data.
  • DS assists PSC researchers seeking to use restricted data.
  • DS provides a collection of resources that includes external datasets, data tools, and instructional materials.
  • DS offers suppport for researchers using Census and ACS data.
  • DS helps researchers with geographic resources for various datasets.

Restricted Data

Data Services helps researchers access, acquire, and use contractual data in a secure environment.

Census

We provide support for data manipulation, geographic cross-walks, details on census operations and procedures.

ACS

The ACS is the replacement for the census long-form. We can help you move from the census to the ACS.

Geography

Check out our new page on geographic resources!