Top 10 Deadliest Mass Shootings, United States, 2012-2023

 

Rank Incident date State City or county Number killed Number injured
1 October 1, 2017 Nevada Las Vegas 61 439
2 June 12, 2016 Florida Orlando 50 53
3 December 14, 2012 Connecticut Sandy Hook 28 2
4 November 5, 2017 Texas Sutherland Springs 27 20
6 August 3, 2019 Texas El Paso 23 23
5 October 16, 1991 Texas Killeen 24 27
7 May 24, 2022 Texas Uvalde 22 17
8 October 25, 2023 Maine Lewiston 19 13
9 February 14, 2018 Florida Pompano Beach (Parkland) 17 17
10 December 2, 2015 California San Bernardino 16 19
Source: Gun Violence Archive.