Sydney Technical High School (STHS) is a government-funded single-sex academically selective secondary day school for boys, located in Bexley, a southern suburb of Sydney, New South Wales, Australia. Founded in 1911 as part of Sydney Technical College, the school was one of the six original New South Wales selective schools and caters for boys from Year 7 to Year 12. The school is colloquially abbreviated to Sydney Tech, STHS or simply Tech.