Download the Data
Request access to our comprehensive research databases for academic research, policy analysis, and journalism. All data requests are reviewed to ensure responsible use.
Ready to access the data?
Submit a request and our team will review your application.
Available Datasets
Our databases are the result of years of rigorous research and are regularly updated with new cases and variables.
Mass Shooter Database
Complete life history data on 202 mass shooters since 1966, including over 200 variables per case covering demographics, mental health, motives, and more.
Format
CSV, Excel
Variables
200+
Records
202 cases
Updated
Quarterly
Mass Shooter Firearms
Detailed information on 457 firearms used in mass shootings, including classification, acquisition method, modifications, and caliber.
Format
CSV, Excel
Variables
25+
Records
457 firearms
Updated
Quarterly
Mass Shooter Victims
Anonymized victim data including demographics and relationship to shooter, enabling analysis of victim selection patterns.
Format
CSV, Excel
Variables
15+
Records
1,404 victims
Updated
Quarterly
K-12 School Homicides
Comprehensive data on homicides at K-12 schools including incident details, school characteristics, and security measures.
Format
CSV, Excel
Variables
80+
Records
398 incidents
Updated
Annually
Higher Education Homicides
Data on homicides at colleges and universities including school type, campus characteristics, and incident context.
Format
CSV, Excel
Variables
80+
Records
280 incidents
Updated
Annually
Workplace Homicides
Workplace violence data including industry type, insider/outsider status, and victim-perpetrator relationships.
Format
CSV, Excel
Variables
80+
Records
653 incidents
Updated
Annually
House of Worship Homicides
Data on violence at religious institutions including denomination, accessibility, and security measures.
Format
CSV, Excel
Variables
80+
Records
399 incidents
Updated
Annually
Usage Guidelines
To ensure responsible use of sensitive data, all users must agree to our terms of use.
Academic Research
Data may be used for peer-reviewed research, thesis work, and academic publications with proper citation.
Policy Analysis
Government agencies and policy organizations may use data to inform evidence-based policy decisions.
Journalism
Credentialed journalists may request access for news reporting with attribution to The Violence Prevention Project.
Educational Use
Educators may use data for classroom instruction and student projects with appropriate context.
Commercial Use
Data may not be used for commercial products, services, or for-profit ventures without explicit permission.
Redistribution
Data may not be redistributed, shared publicly, or posted online without written permission.
How to Cite
When using our data in publications, please cite as:
This project was originally supported by National Institute of Justice Award 2018-75-CX-0023. The opinions, findings, and conclusions or recommendations expressed are those of the authors and do not necessarily reflect those of the Department of Justice.