Introduction
Region of Western Australia This article is about the governmental division. For other uses, see South West, Western Australia. Region in Western Australia, AustraliaSouth WestRegionExtent of South West regionSouth WestCoordinates: 34°12′S 116°12′E / 34.2°S 116.2°E / -34.2; 116.2CountryAustraliaStateWestern AustraliaLGA List Shire of Augusta–Margaret River Shire of Boyup Brook Shire of Bridgetown–Greenbushes City of Bunbury City of Busselton Shire of Capel Shire of Collie Shire of Dardanup Shire of Donnybrook–Balingup Shire of Harvey Shire of Manjimup Shire of Nannup Government • State electoratesBunburyCollie-PrestonMurray-WellingtonVasseWarren-Blackwood • Federal divisionsForrestO'ConnorArea • Total23,970 km2 (9,250 sq mi)Population • Total170,000 • Density7.09/km2 (18.4/sq mi) The South West region is one of the nine regions of Western Australia. It has an area of 23,970 square kilometres (9,250 sq mi), and a population of about 170,000 people. Bunbury is the main city in the region.