Methodology

Learn more about how we complied this data through extensive research following this three step process:

Learn About the Methodology

About the Database and CHDS

The School Shooting Database Project is conducted as part of the Advanced Thinking in Homeland Security (HSx) program at the Naval Postgraduate School’s Center for Homeland Defense and Security (CHDS).

The Center for Homeland Defense and Security (CHDS) is located at the Naval Postgraduate School in Monterey, CA. Since 2003, CHDS has conducted a wide range of programs focused on assisting current and emerging leaders in Homeland Defense and Security to develop the policies, strategies, programs and organizational elements needed to defeat terrorism and prepare for and respond to natural disasters and public safety threats across the United States.

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K-12 SSDB News See All News

Are School Shootings Becoming More Frequent? We Ran The Numbers

By Luis Melgar Published on May 21, 2019 If in recent years it seems that school shootings are happening more frequently, occupying public discourse and media coverage, it’s because they are. Although school shootings are still very rare compared to daily gun violence, the data show they are happening more often. It can be hard to measure school shootings...

The End of Police in Schools

By Lauren Camera, Senior Education Writer  Published on June 12, 2020   As demonstrations over the death of George Floyd spread across the country, school districts are reevaluating the use of resource officers. Two days later, Portland Public Schools followed suit, with Superintendent Guadalupe Guerrero announcing that the district will discontinue the regular presence of police...