How Many People in the U.S. Die from Mass Shootings Each Year?

According to 2013-2015 data collected from the Mass Shootings Tracker, 2013 was the deadliest year for mass shootings. An estimated 502 people died and over 1,200 were wounded. These numbers present mass shootings by both identified and unidentified shooters.

Total Killed and Total Wounded of Year of Mass Shooting (2013-2015) datacards
Page Title
Total Killed
Total Wounded
20135021266
20143491026
2015285820