Floreat is a residential suburb 8 kilometres (5 mi) west-northwest of the central business district of Perth, the capital of Western Australia.It is bordered on Underwood Avenue, Selby Street, Cromarty Road and Durston Road.emographics [edit]. Floreat had a population of 7,230 at the 2011 census, an increase of 205 from the 2006 census, and 277 from the 2001 census.