St Kilda is a suburb of the New Zealand city of Dunedin. A densely populated residential suburb, it lies on the southern part of the city's central plain, to the southwest of the head of the harbour and immediately north of Ocean Beach, parts of which are within the suburb and form its major geographical feature. According to the New Zealand Census, …St Kilda is a suburb of the New Zealand city of Dunedin. A densely populated residential suburb, it lies on the southern part of the city's central plain, to the southwest of the head of the harbour and immediately north of Ocean Beach, parts of which are within the suburb and form its major geographical feature. According to the New Zealand Census, Saint Kilda's 2023 population was 5,710.