Kwinana Beach is an outer southwestern suburb of Perth, Western Australia, located within the City of Kwinana. It is one of the traditional industrial suburbs in the Perth metropolitan region.

The City of Kwinana is a local government area of Western Australia. It covers an area of approximately 118 square kilometres in metropolitan Perth, and lies about 38 km south of the Perth central business district, via the Kwinana Freeway. Kwinana maintains 287 km of roads and had a population of almost 39,000 as at the 2016 Census.