Chifley is located in outer western Sydney. It includes Rooty Hill, Doonside, Woodcroft, Dean Park, parts of Marayong and Blacktown, and all the suburbs of the Mt Druitt housing estate.

Chifley is home to immigrant communities from the Philippines, India, and Fiji, and is heavily Catholic at 30.8% with a larger-than-average Muslim population at 8.3%. Some voters are socially conservative, particularly...