The Legislative Assembly seat of Keysborough is located approximately 22 kilometres southeast of Melbourne. The new seat was created at the 2014 election to replace the seat of Lyndhurst.

The Keysborough district covers the suburbs of Keysborough, Dingley Village, Braeside and Waterways, as well as parts of Noble Park, Springvale and Springvale South.

Keysborough is home to a vibrant multicultural population with 51.2% of all residents born overseas and 52.6% who speak a language other than English at home.