Sylvania High School (abbreviated as SHS) is a high school situated in the Sutherland Shire, in the Southeast region of Sydney, New South Wales.

[2] Construction finished in January 1970, with the school opening that same year.

The school Was featured heavily in the 1979 book Puberty Blues cowritten by a former Sylvania High School student, Kathy Lette.

In 1985 it won the Rock Eisteddfod Challenge.

This article related to a New South Wales school is a stub.