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O'Sullivan Beach
About the profile areas

The 2015 Estimated Resident Population for O'Sullivan Beach is 1,978, with a population density of 7.83 persons per hectare.

Location and boundaries

O'Sullivan Beach is bounded by the City of Marion and the railway line in the north, the suburb of Reynella, Brodie Road and the Southern Expressway in the east, Christie Creek in the south, and Gulf St Vincent in the west.

Name origin

O'Sullivan Beach is named after Ignatius O'Sullivan, an early land holder in the area.

Settlement history

Settlement of the area dates from the 1840s, with land used mainly for farms, orchards and vineyards. Significant residential development did not occur until the post-war years. Rapid residential and industrial development took place between the 1950s and 1970s. The population generally declined between 1991 and 2006, and then was relatively stable between 2006 and 2011.

Land use

O'Sullivan Beach includes residential areas in the south-west (the suburb of O’Sullivan Beach), and industrial areas in the rest of the area (the suburb of Lonsdale).

Major features

Major features of the area include Adelaide Desalination Plant, the former Port Stanvac Oil Refinery, Christies Beach Wastewater Treatment Plant, Lonsdale Waste & Recycling Depot, O’Sullivan Beach, O’Sullivan Beach Sports Centre, Baden Terrace Reserve, Tingira Drive Reserve, Yangara Road Reserve, O’Sullivan Beach boat ramp and one school.

Included areas

This area encompasses the suburbs of Lonsdale and O’Sullivan Beach.