Browse Units & Apartments in Aldinga Beach

Overview

Aldinga Beach is an outer southern suburb of Adelaide in the City of Onkaparinga, postcode 5173, with a population of 10,667 recorded at the 2021 census. The suburb centres on its popular beach, a summer hotspot for surfing, swimming, scuba diving and snorkelling, and it overlooks the Aldinga Reef Aquatic Reserve that protects a distinctive reef formation. Just a kilometre west of the smaller suburb of Aldinga, it is also close to the Silver Sands beach holiday area, adding to the coastal lifestyle on offer.

The area is enriched by several protected spaces, including the Aldinga Scrub Conservation Park and the Aldinga Washpool‑Blue Lagoon wetland, a key site for birding and home to the endangered yellowish sedge skipper butterfly. Heritage‑listed farmhouses, Symond’s Barn and Sunset Parade properties highlight the suburb’s historic character, while the Aldinga Holiday Park and the long‑standing post office (opened 1960) provide local amenities for residents and visitors alike.