Electoral district of Cottesloe

Cottesloe
Western AustraliaLegislative Assembly
Interactive map of district boundaries
StateWestern Australia
Dates current1950–present
MPSandra Brewer
PartyLiberal
NamesakeCottesloe
Electors33,150 (2025)
Area33 km2 (12.7 sq mi)
DemographicMetropolitan
Coordinates32°00′S 115°46′E / 32.00°S 115.77°E / -32.00; 115.77
Electorates around Cottesloe:
Indian Ocean Churchlands Churchlands
Indian Ocean Cottesloe Nedlands
Indian Ocean Fremantle Bicton

Cottesloe is a Legislative Assembly electorate in the state of Western Australia. Cottesloe is named for the western Perth suburb of Cottesloe, which falls within its borders. A previous member, Colin Barnett, was the 29th premier of Western Australia. The current member, Sandra Brewer, was elected in the 2025 state election.