Gosford High School (abbreviated as GHS) is a government-funded co-educational academically selective secondary day school, located in Gosford, in the Central Coast region of New South Wales, Australia. Established in 1928, the school enrolled approximately 1,070 students in 2018, from Year 7 to Year 12, of whom two percent identified as Indigenous Australians and forty percent were from a language background other than English. The school is operated by the NSW Department of Education; the principal is Michael Smith.