Founded in 1981, Lassiter High School was named after Leamond N. Lassiter, a 12-year member of the Cobb County Board of Education. Since then, Lassiter High School has been frequently cited for academic excellence, including earning AP Merit School Status, which results from having a high percentage of the student body take and score well on Advanced Placement examinations. The school's marching band is perenially considered to be one of the best high school bands in the nation.  The school contains grades 9 through 12.