The State Library of Western Australia is a research, education, reference and public lending library located in the Perth Cultural Centre in Perth, Western Australia. It is a portfolio agency of the Western Australia Department of Culture and the Arts, and facilitated by the Library Board of Western Australia.

The J S Battye Library is an arm of the State Library of Western Australia. It stores much of the state's historical records and original publications including books, newspapers, periodicals, maps, and ephemera, as well as oral history tapes, photographs and artworks, films and video, and non-government records which are kept in the library's Private Archives collection. The Library provides a range of services, including reference, copying, and genealogical services, as well as consultancy and reader education.