McClancy Memorial High School serves the Roman Catholic Diocese of Brooklyn.

Originally a boys school, they began accepting female students in 2012.

The McClancy athletics program includes:[5] The school's biology, chemistry, and physics labs were renovated over the summer of 2011.

The school has also undergone an extensive renovation project in 2021 which included soundproofing and air conditioning for each classroom.

It is the first high school in the U.S. to have incorporate the Anatomage Table, which provides students and an immersive way to explore human anatomy