St Kilda (postcode 5110) is a quiet locality in South Australia within the Salisbury local government area. It is home to about 88 residents, with a more retirement-aged population and a median age of 57. Households earn a median income of $36K per year, with an average household size of 1.6 people. Recent annual estimates show population movement staying broadly stable across the broader catchment, with population growth running at +0.3% year-on-year at the LGA level. SA employment has moved +1.6% year-on-year in the official ABS Labour Force trend series, which provides the broader jobs backdrop for this suburb. SA also had 21 Commonwealth-backed major projects under construction, 7 underway, and 7 in planning as at 2025-09-01, which is useful as a broader delivery backdrop rather than a suburb-specific project count. The most common occupations are labourers, machinery operators & drivers, sales. Employment in the area leans toward professional services and transport & logistics. The top ancestries reported are English, Australian, Irish.
The median house price in St Kilda is $785,000, having risen steeply by 29.8% over the past year. The current median weekly rent is $492. This gives a gross rental yield of approximately 3.3%. The median monthly mortgage repayment is $867.
The crime rate in the Salisbury LGA is higher than average at 26,136 incidents per 100,000 population.
On the investment side, The gross rental yield works out to roughly 3.3%, which reads as moderate yield. Property prices are near the state median ($785K/$980K). The price-to-income ratio of 21.7x is considered stretched. House prices have moved +29.8% year-on-year. Population growth of +0.3% year-on-year points to stable demand fundamentals. Building approvals have changed +0% year-on-year, indicating steady development activity.