The Polytechnic University of the Philippines Laboratory High School, abbreviated as PUPLHS, is the laboratory school of the Polytechnic University of the Philippines College of Education located in PUP Mabini Campus, Sta. Mesa, Manila. It was established in 1954 as the Philippine College of Commerce High School offering commercial courses, and is the first high school to offer commercial curriculum in the Philippines. The school has a student population of 541 in 2015.