Bethpage High School is a high school in Bethpage, New York, United States. The school is situated at the corner of Stewart Avenue and Cherry Avenue, across from the Bethpage Community Park.

As of the 2023-24 school year, the school enrolled 1013 students. On average, each class size is between 25 and 30 students.

In 2019, the U.S. Department of Education named the school a National Blue Ribbon School in recognition of its students' overall high academic achievement. Bethpage ranked #928 on Newsweek's 2010 list of the top 1300 U.S. high schools, which was the final update before rankings were discontinued.