In 2016, Harrison ranked 211 in the nation[2] and 13 in the state[3] in rigor according to The Washington Post's America's Most Challenging High Schools index.

The Harrison Technical Crew has been recognized by the Helen Hayes Youth Theatre Foundation for Outstanding Achievement in Musicals and Drama.

The HPAC and Sirius Black Box Theatre are under the supervision of the Director of Fine and Performing Arts, Ms. Mary Ellis.

The building was originally home to a then-state-of-the-art planetarium complete with 25 ft. diameter dome, and a projector that could recede into a tunnel when not used, as well as built in theater-style seating and offset lighting.

It is now a dance studio/planetarium, with a movable star projector, mirrors mounted on the walls, a wooden floor and folding seating.