Orange High School is a government-funded co-educational comprehensive secondary day school, located in Orange, a city in the Central West region of New South Wales, Australia.

During the opening ceremony, the Principal, Mr O'Sullivan, stated that in 1913 the total number of students enrolled was 93 with six teachers on staff.

The stage band was placed first in division 2, two years running, at the South Australian Mount Gambier Generations in Jazz Festival sometime ago.[when?]

Students of Orange High School may choose to participate in a variety of sporting activities, including cricket, netball, rugby union, rugby league, soccer, softball, aerobics, badminton, and lawn bowls.

The School participates in statewide competitions and maintains links with the traditional "Astley Cup" and "Malyney Shield".