Dubbo College is a government-funded secondary school located in Dubbo, in the Orana region of New South Wales, Australia.

Dubbo High School officially opened on 8 July 1917 and the original building operated for 84 years before it was closed in June 2001.

In 1962 the Minister for Education announced a second high school, Dubbo High South, to deal with increasing numbers of students.

[3] The Astley Cup is an annual inter-school sports contest between Bathurst High Campus, Orange High School, and Dubbo College.

The competition was founded in 1923 and continues to the present day.