This is a list of mass shootings in the United States that have occurred in 2018. Mass shootings are incidents involving multiple victims of firearm-related violence. The precise inclusion criteria are disputed, and there is no broadly accepted definition.

Gun Violence Archive Gun Violence Archive (GVA) is an American nonprofit group with an accompanying website and social media delivery platforms which catalogs every incident of gun violence in the United States. It was founded by Michael Klein and Mark Bryant. Klein i ...

, a nonprofit research group that tracks shootings and their characteristics in the United States, defines a mass shooting as an incident in which four or more people, excluding the perpetrator(s), are shot in one location at roughly the same time. The

Congressional Research Service The Congressional Research Service (CRS) is a public policy research institute of the United States Congress. Operating within the Library of Congress, it works primarily and directly for members of Congress and their committees and staff on a c ...

narrows that definition, limiting it to "public mass shootings", defined by four or more victims killed, excluding any victims who survive. ''

The Washington Post ''The Washington Post'' (also known as the ''Post'' and, informally, ''WaPo'') is an American daily newspaper published in Washington, D.C. It is the most widely circulated newspaper within the Washington metropolitan area and has a large nati ...

'' and ''Mother Jones'' use similar definitions, with the latter acknowledging that their definition "is a conservative measure of the problem", as many shootings with fewer fatalities occur. The

crowdsourced Crowdsourcing involves a large group of dispersed participants contributing or producing goods or services—including ideas, votes, micro-tasks, and finances—for payment or as volunteers. Contemporary crowdsourcing often involves digita ...

Mass Shooting Tracker project has the most expansive definition of four or more shot in any incident, including the perpetrator in the victim inclusion criteria. There were 323 mass shootings in 2018 that fit the inclusion criteria of this article, resulting in 387 deaths and 1,283 injuries, for a total of 1,670 victims.

Definitions

There are many definitions of a mass shooting. Listed roughly from most broad to most restrictive: : Mass Shooting Tracker: 4+ shot in one incident, at one location, at roughly the same time. : ''

''/'' Vox'': 4+ shot in one incident, excluding the perpetrator(s), at one location, at roughly the same time. : ''Mother Jones'': 3+ shot and killed in one incident, excluding the perpetrator(s), at a public place, excluding gang-related killings. : ''

'': 4+ shot and killed in one incident, excluding the perpetrator(s), at a public place, excluding gang-related killings. :

: 4+ shot and killed in one incident, excluding the perpetrator(s), at a public place, excluding gang-related killings, acts carried out that were inspired by criminal profit, and terrorism. Only incidents considered mass shootings by at least two of the above sources are listed.

List

:''A number n in brackets indicates that it was the nth mass shooting in that community in the year.''

Statistics

Notes

References

External links

Gun Violence Archive Mass ShootingsMass Shooting Tracker Mass ShootingsMother Jones Mass ShootingsVox Mass ShootingsWashington Post Mass ShootingsActive Shooter Incidents in the United States in 2018
{{Mass shootings in the United States in the 2010s * *

Mass shootings in the United States Mass shootings are incidents involving multiple victims of Gun violence in the United States, firearm-related violence. Definitions vary, with no single, broadly accepted definition. One definition is an act of public firearm violence—excludi ...