Canterbury-Bankstown is a customary region of Sydney, Australia, in the south-western suburbs. The area is located around the Bankstown railway line, to the west of the St George region and to the south of the Inner West region. The suburbs of the Canterbury-Bankstown region are not specific to the local government area of the City of Canterbury-Bankstown, but includes many of them. The Georges River acts as the southern boundary of this region and the Cooks River the northern boundary. The region lies on the eastern reaches of the Cumberland Plain.