Local Government Area
Marion
Postcode
5158
Population
2,722 (2021 census)
Area
7.81 km²
Coordinates
-35.0559, 138.5542
Data
Based on Australian Bureau of Statistics ASGS boundaries, licensed under CC BY 4.0.

Map data © OpenStreetMap contributors

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About O'Halloran Hill

O'Halloran Hill is a suburb in the south of Adelaide, South Australia, situated on the hills south of the O'Halloran Hill Escarpment, which rises from the Adelaide Plains and located 18 km from the city centre via the Main South Road. The suburb is split between the Cities of Marion and Onkaparinga, and it neighbours Happy Valley, Hallett Cove, Trott Park and Darlington. It includes a large area of former farmland and commercial vineyards known as the Glenthorne Estate, which in 2018 became the Glenthorne National Park–Ityamaiitpinna Yarta.

Description from Wikipedia, used under CC BY-SA 4.0.

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