Number of K-12 school shootings by shooter affiliation U.S. 1970-2019

This statistic shows the number of school shootings in the United States from 1970 to December 20, 2019, by the shooter's affiliation with the school. During this time period, there have been a total of 30 school shootings perpetrated by a parent.

Number of K-12 school shootings in the United States from 1970 to December 20, 2019, by shooter affiliation with the school

Number of school shootings
Student730
Unknown309
No relation172
Former student61
Non-student using athletic facilities/attending game45
Police Officer/SRO35
Intimate relationship with victim32
Parent30
Other staff22
Multiple shooters19
Teacher18
Relative17
Students from rival school12
Former teacher2
Visiting student1
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Source

Release date

December 2019

Region

United States

Survey time period

1970 to December 20, 2019

Supplementary notes

*As of December 20, 2019
The source defines a school shooting as every time a gun is brandished, fired, or a bullet hits school property for any reason.

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