Liberty High School (Bethlehem, Pennsylvania)

Liberty High School is a large urban, public high school located in Bethlehem, Pennsylvania. Liberty is the larger of two public high schools in the Bethlehem Area School District; Freedom High School is the other. Liberty's current attendance area includes students from Bethlehem, Fountain Hill, Freemansburg, and Hanover Township. As of the 2023–24 school year, the school had an enrollment of 2,587 students, according to National Center for Education Statistics data.

Liberty High School students may choose to attend the Bethlehem Area Vocational-Technical School for training in the construction and mechanical trades. In 2015, the Bethlehem School District reported that over 1,000 Bethlehem Area pupils were enrolled in the vocational school's programs. The Colonial Intermediate Unit, IU20, provides the school with a wide variety of services like: specialized education for disabled students, state-mandated training on recognizing and reporting child abuse, speech and visual disability services, and criminal background check processing for prospective employees and professional development for staff and faculty.

Liberty High School holds football games and other sporting events at the Frank Banko Field at the Bethlehem Area School District Stadium, one of the state's largest high school football stadiums. Graduation takes place annually at Stabler Arena.