Hallett Cove is a coastal suburb of Adelaide, South Australia located in the City of Marion 21 kilometres south of the Adelaide city centre. It has a population of more than 12,000 people. Adjoining suburbs are Marino to the north, Trott Park and Sheidow Park to the east and Lonsdale to the south.

Marino is a coastal suburb in the south of Adelaide, South Australia that's surrounded by a conservation park and rugged coastline. Most houses have sea views and access to meandering public open spaces. The suburb even has its own working lighthouse. Marino's elevated position provides panoramic views of the ocean – Gulf St Vincent, the metropolitan beaches and Adelaide CBD. Marino has access to the North or South via Brighton Road, has two railway stations on the main Seaford Line and a host of walking and cycle trails to the neighbouring beaches and wine region. A community cooperative has purchased a restaurant building on the beachfront on Marine Parade. It's called Marino Rocks Social. The cooperative's first project is to run a cafe. The cooperative has 250 members, all with equal status, who have invested money or effort and is completely independent of other local community associations.