St Kilda SA

Postcode 5110 · Salisbury LGA

St Kilda is a quiet locality in South Australia within the Salisbury local government area (postcode 5110). With a population of 88, the suburb has an older demographic with a median age of 57. Households earn a median income of $36K per year, with an average household size of 1.6 people. The most common occupations are labourers, machinery operators & drivers, sales. The top ancestries reported are English, Australian, Irish.

The median house price in St Kilda is $785,000, having surged 57% over the past year. The median weekly rent is $250 (Census 2021). This gives a gross rental yield of approximately 1.7%. 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.

From an investment perspective, St Kilda offers a gross rental yield of 1.7%, rated as low yield. Property prices are near the state median ($785K/$950K). The price-to-income ratio of 21.7x is considered stretched. House prices have moved +57.0% year-on-year.

INVESTMENT SIGNALS
Rental Yield1.7% Low Yield
Price vs State$785K/$950K Near Median
Affordability21.7x Stretched
Price Momentum+57.0% Rising
SEIFA INDEX (ABS)
Advantage1/10
Education1/10
Economic1/10
Disadvantage1/10
MEDIAN HOUSE
$785K
57% YoY
MEDIAN RENT /WK
$250
POPULATION
88
DEMOGRAPHICS
Median Age57
Household Size1.6
HH Income /wk$697
Personal Income /wk$489
Mortgage /mth$867
CRIME (Salisbury LGA)
Crime Rate (per 100k)26,136
Total Incidents23
Data: 2025-Q3