Hazelwood East High School is located at 11300 Dunn Road in Spanish Lake, Missouri.

In the fall of 2005, the school's building underwent many renovations including 20 additional classrooms, additional windows and lockers, a science and math wing, and fully enclosed classrooms.

[4] East High has also received substantial renovations during the 2013 and 2014 school years, receiving an additional practice gymnasium, wheel-chair accessibility to all floors, an expanded athletic wing, renovations to the 2nd and 3rd floors, and a new library, among other updates.

On March 8, 2024, a 16-year-old female student was hospitalized with a severe head injury after a street brawl took place north of the school.

Ultimately, the case was decided in a 5–3 decision in favor of the Hazelwood School District, with the Court ruling that the administrator's censorship of newspaper content did not violate the First Amendment rights of the students.