Baan Baa, pronounced "barn-bar", is a village located in northern inland New South Wales, Australia in Narrabri Shire local government area.

[4] The railway line between Boggabri and Narrabri South Junction (which included the future township of Baan Baa) was opened on 1 October 1882.

[9] It is a central delivery point for wheat and barley grown in the surrounding districts including Harparary, Maules Creek, and Turrawan.

Beef cattle and prime lamb raising together with cotton growing are other important agricultural products of the district.

[8] Coal mining is becoming a major industry in the Baan Baa area, with gas exploration also expanding in the nearby Pilliga Scrub.