Southern Lehigh High School is a four-year public high school located in Center Valley, Pennsylvania in the Lehigh Valley region of eastern Pennsylvania.

[2] Southern Lehigh High School is a member of the Pennsylvania Interscholastic Athletic Association's District XI[3] and most of its sports compete in the Colonial League.

[4] In 2022, the team made school history by winning their first ever LVSHL District Championship.

[7] Southern Lehigh's speech and debate team was established by physics teacher David Long in 1992 and has competed at multiple national and state tournaments.

[9][10][11][12][13] The team competes in the Pennsylvania High School Speech League, the National Catholic Forensic League, and the National Speech and Debate Association competitions.