Mass Shooting Databases/Dataset

Last Updated on Thursday, May 6, 2021 @ 1:39 PM by Editor

The following mass shooting databases/dataset are compiled by private entities which many or may not accept some level of government research funding. These databases/dataset use a wide-ranging criteria for what constitutes a mass shooting. Everything from common domestic shootings to gang and organized crime shootings to those somewhat rare mass shootings where usually a lone shooter indiscriminately kills people in a public place, and everything in between.

Gun Violence Archive (GVA)  — Mass Shooting Database

The Gun Violence Archive (GVA) is an online archive of gun violence incidents collected from over 7,500  law enforcement, media, government and commercial sources daily in an effort to provide near-real time data about the results of gun violence. The Gun Violence Archive (GVA) is an independent data collection and research group with no affiliation with any advocacy organization. The Gun Violence Archive (GVA) Mass Shooting Database is searchable with numerous filters.

The Gun Violence Archive (GVA) definition of what constitutes a mass shooting is very liberal and is ranked fourth.


Mass Shooting Tracker (MST) — Mass Shooting Database

The Mass Shooting Tracker (MST) definition of what constitutes a mass shooting is extremely liberal and is ranked fifth.


Mother Jones — Mass Shooting Dataset

This dataset originally covered cases from 1982-2012 and has since been expanded numerous times to remain current. The dataset can be downloaded in it’s entirety in Microsoft Excel or CVS (comma-separated values) format.

The Mother Jones definition of what constitutes a mass shooting is extremely conservative and is ranked first.


The Associated Press (AP)/USA Today/Northeastern University — Mass Shooting Database

The Associated Press (AP)/USA Today/Northeastern University — Mass Shooting Database is currently unavailable to the public.

The Associated Press (AP)/USA Today/Northeastern University definition of what constitutes a mass shooting is moderate and is ranked third.


The Violence Project — Mass Shooting Database

The Violence Project is a nonprofit, nonpartisan research center dedicated to reducing violence in society and using data and analysis to improve policy and practice. Our research on mass shootings, funded by the National Institute of Justice, has received global media attention. The Violence Project — Mass Shooting Database is searchable with filters. Free Access to the full database with over 100 variables is available.

The Violence Project definition of what constitutes a mass shooting is conservative and is ranked second.