St Kilda West is located 5 km south of the CBD. St Kilda West is a small inner residential suburb located on Port Phillip Bay. It has a young and well educated population with many in the 25-34 year age group and more than a quarter with a bachelor or higher degree. The suburb also features the Catani Gardens and the Surf Life Saving Association of Australia - Victorian Centre. St Kilda West is one of the most densely settled suburbs in Melbourne at more than 5500 persons per square kilometre.