Story perspectives
US Mass Killings Hit Record Low in 2025
12/7/2025
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Story summary
- In 2025, mass killings in the United States totaled 17 incidents, the lowest since 2006, when 38 killings were recorded.
- By definition, a mass killing includes four or more people killed within 24 hours, excluding the perpetrator.
- Most incidents involved firearms, though some did not.
- Experts attribute the decline to improvements in first responder protocols and a drop in violent crime, but trends can change year to year.
