Aldinga Beach, South Australia

Aldinga Beach
Black cormorants at Aldinga Beach
Aldinga Beach
Location in greater metropolitan Adelaide
Coordinates: 35°17′42″S 138°27′27″E / 35.295131°S 138.457387°E / -35.295131; 138.457387
CountryAustralia
StateSouth Australia
RegionSouthern Adelaide
LGA
Location
Government
 • State electorate
 • Federal division
Population
 • Total10,667 (SAL 2021)
Time zoneUTC+9:30 (ACST)
 • Summer (DST)UTC+10:30 (ACDT)
Postcode
5173
CountyAdelaide
Mean max temp21.8 °C (71.2 °F)
Mean min temp12.8 °C (55.0 °F)
Annual rainfall442.1 mm (17.41 in)
Suburbs around Aldinga Beach
Gulf St Vincent Port Willunga Aldinga
Gulf St Vincent Aldinga Beach Aldinga
Sellicks Hill
Gulf St Vincent Sellicks Beach Sellicks Hill
Adjoining suburbs

Aldinga Beach is an outer southern suburb of Adelaide, South Australia. It lies within the City of Onkaparinga and has the postcode 5173. At the 2021 census, Aldinga Beach had a population of 10,667. It lies about a kilometre west of the smaller suburb of Aldinga. The beach is a well-known spot for surfing, swimming, scuba diving, and snorkelling during the summer months. It overlooks an aquatic reserve which has been created to safeguard a unique reef formation.

The Silver Sands beach and holiday area lies just south of Aldinga Beach.