Ramsgate Beach is a suburb in southern Sydney, in the state of New South Wales, Australia.

Ramsgate Beach is located 16 kilometres south of the Sydney central business district, in the Bayside Council and is part of the St George area.

The suburb is mostly residential with a shopping strip including a supermarket on Ramsgate Road, near The Grand Parade.

According to the 2021 census of Population, there were 1,734 people usually resident in Ramsgate Beach.

The most common responses for religious affiliation were Catholic 24.2%, No Religion 20.7%, Eastern Orthodox 20.0% and Anglican 10.1%.