Beacon Hill High School (abbreviation: BHHS) also known for a time as Beacon Hill Technology High School is a former high school in the northern Sydney suburb of Beacon Hill, New South Wales, Australia. It was a co-educational high school operated by the New South Wales Department of Education and Training with students from years 7 to 12. The school was established in January 1964. However, due to declining enrolments the school was closed in December 2002, coinciding with the establishment of the Northern Beaches Secondary College.