Perry Hall High School (PHHS) is a public high school in Baltimore County, Maryland, United States, established in 1967 enrolling about 2,000 students a year. Located in the northeastern Baltimore suburb of Perry Hall and serving the surrounding communities, such as Kingsville and Glen Arm, it is part of the Baltimore County Public Schools system. Area middle schools that feed into Perry Hall High are Perry Hall Middle School, Middle River Middle School, and Pine Grove Middle School.

Parkville High School (PHS) is a four-year public high school in Baltimore County, Maryland, United States. The school was originally established in 1953 on what is now the location of Parkville Middle School. The current high school building opened in 1958. Area middle schools include Parkville Middle, Loch Raven Academy, and Pine Grove Middle.