The estimated population in Balaclava as of the 2011 census was 5,383 and the postcode of this region is 3183.
Apart from this, the land area of this region covers only 0.8km2 and the suburbs, which are surrounded by Balaclava are St Kilda, Eldwood, St Kilda East to the north, Ripponlea to the south, St Kilda to the East and Elsternwick.
Balaclava offers wide ranges of transport, which include the railways (lies on the Sandringham line), tramway systems, bus way and taxis.
There are many well-known landmarks in Balaclava: Caufield Campus Caulfield Campus of Caulfield Grammar School – the suburb's largest school, St Colman's School Hall, Lady of St Kilda mural, St Colman's School Hall, Main shopping strip. The residential architectures include late 1870s terrace housing, combinations of Victorian terraces and late Edwardian duplexes and a variety of subtropical palms.