The City of Bunbury is a local government area in the South West region of Western Australia, covering an area of 65.7 square kilometres (25.4 sq mi) along the coast about 180 kilometres (112 mi) south of Perth, the capital of Western Australia.

It absorbed part of the abolished Bunbury Road District, which had surrounded the municipality, on 20 January 1950, leading to the formation of a new Suburban Ward.

[1] The City of Bunbury is located on the traditional land of the Wardandi (also spelled Wadandi) people,[2][3] of the Noongar nation.

Each councillor serves a four-year term, and half-elections are held every two years.

The City of Bunbury has a sister/friendship city relationship with: In 2009, Bunbury-Jiaxing Business Office was established to boost business opportunities between the two regions by assisting with communications and facilitating trade.