Singleton High School is a government-funded co-educational comprehensive secondary day school, located in Singleton, in the Hunter Valley of New South Wales, Australia.

[1] The school is operated by the NSW Department of Education; the principal is Liana Gill.

The school has a comprehensive curriculum offering a diverse range of traditional subjects and dual accredited vocational education courses within the school as well as providing access to TAFE delivered Vocational Education and Training (VET) courses at Singleton TAFE.

The sporting houses are Burdekin (blue), Elliott (yellow), Howe (red) and Munro (green).

[6] Students also have opportunities to be involved in global excursions to Japan, USA and an Asian destination for cultural and community engagement tours.