Zilla Schools (lit. district school) are some of the oldest secondary schools at district level in Bangladesh , established during the British Raj. In Bangladesh, there are 16 Zilla Schools. Of these, 13 were established during the British era, with the exceptions of Kushtia Zilla School (1960) and Barguna Zilla School (1970) being built in Pakistani Era.
The oldest Zilla School in Bangladesh is Barishal Zilla School, founded in 1829 by Lord William Bentinck. The most recently established Zilla School is Barguna Zilla School, which was named in 1970 following its nationalization.