States with the highest incidence of students having firearms at school, 2017-18

In the 2017-18 school year, 3,482 public school students brought a firearm to or possessed a firearm at their school, according to the latest Indicators of School Crime and Safety.

The joint report by the National Center for Education Statistics and the Bureau of Justice Statistics says that for the entire United States, that number equates to 6.9 per 100,000 students.

The highest incidence per 100,000 students of firearm possession at school was in Arkansas, where 29.8 per 100,000 students had brought a firearm to school.

Here are the 10 states with the highest incidence per 100,000 students:

State                Incidence per 100,000 students
Arkansas                           29.8
Louisiana                           25.0
New Mexico                      17.3
North Dakota                    16.1
District of Columbia        16.0
South Carolina                 15.0
Hawaii                                14.4
Washington                       14.0
Tennessee                         12.8
South Dakota                    11.6