Sandringham is located 18 kilometres south of the Sydney central business district and is part of the St George area.

Cook Park runs along the eastern and southern border and the beach stretches from Dolls Point to Sandringham Bay.

William Rust, bought a grand house on Rocky Point Road at Sans Souci from Thomas Holt (1811–88), which he turned into a luxurious hotel.

As an ardent royalist, it is thought he chose the name to honour Edward VII, the Prince of Wales who in 1872 was also building a royal residence at Sandringham, in Norfolk, England.

33.6% stated they were born overseas with the top countries of birth being Greece 4.5%, China 2.1%, Egypt 1.7%, North Macedonia 1.6% and England 1.5%.