| 1119336 | December 14, 2012 | Connecticut | Sandy Hook | 12 Dickenson Dr | Sandy Hook Elementary School | 27 | 2 | 1 | 0 | 0 | |
| 2310278 | May 24, 2022 | Texas | Uvalde | 715 Old Carrizo Rd | Robb Elementary School | 21 | 17 | 1 | 0 | 0 | |
| 1049217 | February 14, 2018 | Florida | Pompano Beach (Parkland) | 5901 Pine Island Rd | Marjory Stoneman Douglas High School | 17 | 17 | 0 | 0 | 1 | |
| 1118785 | May 18, 2018 | Texas | Santa Fe | 16000 Hwy 6 | Santa Fe High School | 10 | 13 | 0 | 0 | 1 | |
| 423223 | October 1, 2015 | Oregon | Roseburg | 1140 Umpqua College Rd | Umpqua Community College | 9 | 9 | 1 | 0 | 0 | |
| 2807241 | April 2, 2012 | California | Oakland | 7850 Edgewater Dr | Oikos University | 7 | 3 | 0 | 0 | 1 | |
| 2771255 | December 5, 2023 | Texas | Austin | 7104 Berkman Dr | Northeast Early College High School | 6 | 3 | 0 | 0 | 1 | |
| 2555459 | March 27, 2023 | Tennessee | Nashville | 33 Burton Hills Blvd | The Covenant Presbyterian School | 6 | 0 | 1 | 0 | 0 | |
| 489581 | June 7, 2013 | California | Santa Monica | 2036 Yorkshire Ave | Santa Monica College | 5 | 1 | 1 | 0 | 0 | |
| 987611 | November 14, 2017 | California | Corning | 17357 Stagecoach Rd | Rancho Tehama Elementary School | 5 | 12 | 1 | 0 | 0 | |
| 3014703 | September 4, 2024 | Georgia | Winder | 940 Haymon Morris Rd | Apalachee High School | 4 | 7 | 0 | 0 | 1 | |
| 210363 | October 24, 2014 | Washington | Marysville | 5611 108th St NE | Marysville-Pilchuck High School | 4 | 1 | 1 | 0 | 0 | |
| 2178487 | November 30, 2021 | Michigan | Oxford | 745 N Oxford Rd | Oxford High School | 4 | 7 | 0 | 0 | 1 | |
| 2459150 | November 13, 2022 | Virginia | Charlottesville | 130 Culbreth St | University of Virginia - Culbreth Parking Garage | 3 | 2 | 0 | 0 | 1 | |
| 2524577 | February 13, 2023 | Michigan | East Lansing | 509 E Circle Dr | Michigan State University/Berkey Hall | 3 | 5 | 1 | 0 | 0 | |
| 554133 | May 6, 2016 | Maryland | Bethesda | 7101 Democracy Blvd | Westfield Mall | 3 | 3 | 0 | 0 | 1 | |
| 2772021 | December 6, 2023 | Nevada | Las Vegas | 4505 S Maryland Pkwy | University of Nevada Las Vegas - Frank and Estella Beam Hall | 3 | 1 | 1 | 0 | 0 | |
| 2806483 | February 27, 2012 | Ohio | Chardon | 151 Chardon Ave | Chardon High School | 3 | 3 | 0 | 0 | 1 | |
| 2957086 | January 15, 2013 | Kentucky | Hazard | 1 Community College Dr | Hazard Community and Technical College | 3 | 0 | 0 | 0 | 1 | |
| 1002692 | December 7, 2017 | New Mexico | Aztec | 500 E Chaco St | Aztec High School | 2 | 0 | 1 | 0 | 0 | |
| 972035 | October 25, 2017 | Louisiana | Grambling | 403 Main St | Grambling State University | 2 | 0 | 0 | 0 | 1 | |
| 815812 | April 10, 2017 | California | San Bernardino | 5378 N H St | North Park Elementary School | 2 | 1 | 1 | 0 | 0 | |
| 664971 | September 28, 2016 | South Carolina | Townville | 105 Townville School Road | Townville Elementary School | 2 | 2 | 0 | 0 | 1 | |
| 524378 | March 17, 2016 | Kentucky | Pikeville | 143 Main Street | University of Pikeville | 2 | 0 | 0 | 0 | 0 | |
| 413540 | September 14, 2015 | Mississippi | Cleveland | 1003 West Sunflower Road | Delta State University | 2 | 0 | 1 | 0 | 0 | |
