Hillarys is a northern coastal suburb of Perth, the capital city of Western Australia, in the local government area of the City of Joondalup. It is part of the Whitfords precinct, and is located 21 km north-northwest of Perth's central business district via Mitchell Freeway and Hepburn Avenue.

The City of Joondalup is a local government area in Perth, Western Australia. Its central business district is located in the suburb Joondalup, and it includes the town centres of Hillarys and Warwick.