Western Australia—Legislative Assembly
|State or territory:||Western Australia|
|Area:||130 km² (50 sq mi)|
The district is located in the outer south-western suburbs of Perth.
Warnbro was first created for the 2008 state election. It was essentially a truncation of the abolished district of Peel. All of Warnbro was previously covered by Peel, whilst Peel's northern most suburbs became part of the new district of Kwinana.
Warnbro was won by Labor MP Paul Papalia, who was previously the member for Peel.
Warnbro is a coastal electorate situated in the south-western corner of the Metropolitan Region Scheme. It takes in the suburbs of Warnbro, Port Kennedy, Secret Harbour, Golden Bay, Karnup, Singleton, as well as parts of Baldivis and Waikiki.