[1][2] South-Eastern Melbourne covers the local government areas (LGAs) of Bayside, Cardinia, Casey, Frankston, Glen Eira, Greater Dandenong, Kingston, Monash, Mornington Peninsula and Stonnington.

[4] On 16 April 2021, Westernport Ward councillor Ray Brown died after a prolonged illness.

Prior to the 2024 election, it was composed of three multi-member wards with three members each, but the electoral structure has changed as a result of the Local Government Act 2020.

Prior to the 2024 election, it was composed of three multi-member wards with three members each, but the electoral structure has changed as a result of the Local Government Act 2020.

Prior to the 2024 election, it was composed of three multi-member wards with three members each, but the electoral structure has changed as a result of the Local Government Act 2020.