List of 2012 murders in the United States:[1]
| Murder | Date | No. of victims | Location | Note |
| 2012 Waller Killings[2] | March 20 | 3 | Waller, Texas | Trey Selser murdered his parents in anticipation of committing a shooting at Waller High School though this plan would never be executed. |
| 2012 Ingleside, San Francisco homicide[3] | March 23 | 5 | San Francisco, California | |
| 2012 Oikos University shooting[4] | April 2 | 7 | Oakland, California | |
| Murder of Ming Qu and Ying Wu | April 11 | 2 | University of Southern California | |
| 2012 Bain murder-kidnappings | April 27 | 2 | Whiteville, Tennessee | |
| Murder of Kujoe Bonsafo Agyei-Kodie | May | 1 | Maryland | |
| Lil Phat | June 7 | 1 | Sandy Springs, Georgia | |
| Murder of Skylar Neese | July 6 | 1 | Star City, West Virginia | |
| 2012 Aurora, Colorado shooting[5] | July 20 | 12 | Aurora, Colorado | |
| Wisconsin Sikh temple shooting | August 5 | 7 | Oak Creek, Wisconsin | |
| 2012 College Station, Texas shooting | August 13 | 2 | College Station, Texas | |
| 2012 Empire State Building shooting | August 24 | 1 | New York City | |
| Faith Hedgepeth homicide | September 7 | 1 | Chapel Hill, North Carolina |
| Minneapolis firm shooting[6] | September 27 | 6 | Minneapolis, Minnesota | |
| Killings of Lucia and Leo Krim | October 25 | 2 | New York City | |
| Byron David Smith killings | November 22 | 2 | Little Falls, Minnesota | Two teens, 17 and 18, invaded the home of Byron David Smith. His actions allegedly went beyond those allowed by castle doctrine. |
| Clackamas Town Center shooting | December 11 | 2 | Happy Valley, Oregon | |
| Sandy Hook Elementary School shooting[7] | December 14 | 27 | Newtown, Connecticut | |
| 2012 Webster shooting | December 24 | 3 | Webster, New York | |
References
- ^ "Murder". FBI. Retrieved April 14, 2019.
- ^ By Lindsay Wiseand Anita Hassan. "Police: Man held in Waller killings had massacre plan". MySA. Archived from the original on March 21, 2025. Retrieved May 18, 2025.
- ^ "Man found guilty of murder in 2012 quintuple homicide at home in San Francisco's Ingleside". ABC7 San Francisco. December 12, 2017. Retrieved April 10, 2019.
- ^ Lee, Henry K. (September 16, 2014). "Details of Oikos University massacre tell of terror in Oakland". SFGate. Retrieved April 14, 2019.
- ^ Frosch, Dan; Johnson, Kirk (July 20, 2012). "12 Are Killed at Showing of Batman Movie in Colorado". The New York Times. ISSN 0362-4331. Retrieved May 1, 2019.
- ^ "Several Killed in Workplace Shooting in Minneapolis". The New York Times. Associated Press. September 27, 2012. ISSN 0362-4331. Retrieved April 10, 2019.
- ^ Barron, James (December 14, 2012). "Gunman Kills 20 Schoolchildren in Connecticut". The New York Times. ISSN 0362-4331. Retrieved May 1, 2019.