Murray High School is a government-funded co-educational comprehensive secondary day school, located in Lavington, New South Wales, Australia.

Established in 1976, the school enrolled approximately 650 students in 2018, from Year 7 to Year 12, of whom 9 per cent identify as Indigenous Australians and 10 per cent from a language background other than English. The school is operated by the NSW Department of Education; and the current principal is Norman Johnson-Meader.

The inaugural principal of Murray High School was H. Lyle Ingram (1976–1981).