Gundabooka Parish is a civil parish,[1] of Yanda County, a cadasteral division of New South Wales;[2] a Cadastral division of New South Wales.

The topography is flat with a Köppen climate classification of BsK (Hot semi arid).

The annual average rainfall is 350 mm, although this is highly variable.

[10] Much of the Parish is in the Gundabooka National Park and adjoining conservation area.

[11][12] Gunderbooka is believed to be derived from a local Aboriginal word and is also the name of Gundabook Station.