K-12 School Shooting Database
@K12ssdb
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Comprehensive, independent database of +3,100 K-12 school shootings since 1966. For in-depth analysis, podcast, & reports: https://t.co/NoJccoW0Yy
Joined October 2018
Newest Freakononics episode features the founder of the K-12 School Shooting Database David Riedman. “The causal chain leading up to a school shooting has dozens of events, and every single one of them needs to be a failure for the shooting to occur.”
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2025 has a .94 ratio of victims to incidents (trending up). Sorted for 'active shooter' incidents, the ratio is 3.9 victims per active shooter incident in 2025. This is 2-3x higher than in the 2000s before lockdown training and school fortification became widespread.
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Evergreen High (location of a school shooting this afternoon with 3 students critically injured) is located in the Denver, CO suburbs, On the regional map, you can see Columbine, Highlands Ranch, and Aurora...all locations of other mass shootings.
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Three students shot this afternoon at Evergreen High in Evergreen, CO. All in critical condition at a trauma center. 148 people have been killed or wounded by firearms at k-12 schools so far in 2025.
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3 students shot (all critical condition) at Evergreen High School in Evergreen, CO is the 158th shooting at a k-12 school so far in 2025.
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At least three students were shot Wednesday afternoon at Evergreen High School, according to the Jefferson County Sheriff's Office.
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"My best friend got shot, it was really scary. We never practiced for a shooting inside the church so we didn't really know what to do". 5th grader describes the shooting at Annunciation Catholic School in Minneapolis, MN.
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"This is no time for thoughts and prayers. These kids were literally praying when they were shot." Mayor speaking on the Annunciation Catholic School shooting in Minneapolis this morning.
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Per DOJ, 2 people were killed and at least 5 students have been hospitalized during a school shooting at Annunciation Church and Catholic School in Minneapolis during morning mass. The shooter armed with semi-auto rifle died from a self-inflicted gunshot wound.
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The school shooting at Annunciation Catholic School in Minneapolis, MN is the 146th shooting at a k-12 school so far in 2025.
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A shooting has been reported at Annunciation Church and Catholic School in Minneapolis (preK-8th grade).
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New York Times: Mr. Riedman said that notorious swatters like to “cause disruption and chaos with their computer,” but they may also be motivated by financial incentives, like cash payments. https://t.co/mtMCZMTEFL
nytimes.com
As students arrive on campus for fall classes, several universities have locked down their campuses after reports of mass shootings that turned out to be false.
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A dozen universities including Villanova, USC, and Kentucky were targeted with swatting hoaxes this week. Back in 2023, a dozen k-12 schools were swatted each day during February and March. Video was a collaboration between the K-12 School Shooting Database and The Economist.
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Estimating ~222 shootings at k-12 schools in 2025 (34% drop from 2024 Actual total is likely to be between 190–255 incidents (confidence interval of ±15%) <.1% chance that 2025 exceeds 350 shootings (peak in 2023)
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Following the nationwide trend of historic decreases in violent crime post-COVID, the number of shootings on k-12 campuses, number of victims killed, number of victims wounded, and total number of victims all decreased in the 2024-25 school year.
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Active shooter on Atlanta campus near Emory Point. RUN. HIDE. FIGHT.
Emory Emergency: Active shooter on Emory Atlanta Campus at Emory Point CVS. RUN, HIDE, FIGHT. Avoid the area.
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Austin American-Statesman: Camp Mystic and Robb Elementary will forever share status as symbols of sadness. Both tragedies were preventable and could have been mitigated with more effective responses. The responses were made worse by breakdowns in communications under stress.
21 students and teachers were murdered in Uvalde because Texas doesn’t have a red flag law or fund prevention of mass shootings. 21 children drowned at Camp Mystic (11 girls and one counselor still missing) because they didn’t get a flood warning. Same story, different plot.
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Unlike cars and other consumer products, the government does not test, inspect, and certify the safety of firearms before these products can be sold to gun customers. Also unlike cars, guns don't have annual state inspections to confirm safety and maintain registration.
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Ceres Police (CA) confirmed the accidental shooting by the SRO at Blaker-Kinser Junior High was a Sig Sauer P320. Police determined the trigger was not pulled when the officer's gun fired outside the school and struck her in the leg.
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Love Island can help prevent school shootings This viral reality TV show is a case study in social exclusion, in-group/out-group conflicts, emotional regulation, and the power of personal narratives.
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Instead of praying, most of us know that natural disasters, school shootings, terrorist attacks, pandemics, and all kinds of risks can be mitigated or prevented with science, research, and public funding for proactive measures.
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