Maslin Beach SA

Postcode 5170 · Onkaparinga LGA

Maslin Beach is a small community in South Australia within the Onkaparinga local government area (postcode 5170). With a population of 1,213, the suburb has a mature demographic with a median age of 46. Households earn a median income of $72K per year, with an average household size of 2.4 people. The most common occupations are professionals, technicians & trades, community & personal service. The top ancestries reported are English, Australian, Scottish.

The median house price in Maslin Beach is $952,000, having surged 10.3% over the past year. The current median weekly rent is $571. This gives a gross rental yield of approximately 3.1%. The median monthly mortgage repayment is $1,320.

Public transport access includes 12 bus stops. The crime rate in the Onkaparinga LGA is low at 1,649 incidents per 100,000 population.

From an investment perspective, Maslin Beach offers a gross rental yield of 3.1%, rated as moderate yield. Property prices are near the state median ($952K/$950K). The price-to-income ratio of 13.3x is considered stretched. House prices have moved +10.3% year-on-year.

INVESTMENT SIGNALS
Rental Yield3.1% Moderate Yield
Price vs State$952K/$950K Near Median
Affordability13.3x Stretched
Price Momentum+10.3% Rising
SEIFA INDEX (ABS)
Advantage4/10
Education4/10
Economic3/10
Disadvantage4/10
MEDIAN HOUSE
$952K
10.3% YoY
MEDIAN RENT /WK
$335
POPULATION
1,213
DEMOGRAPHICS
Median Age46
Household Size2.4
HH Income /wk$1,380
Personal Income /wk$697
Mortgage /mth$1,320
CRIME (Onkaparinga LGA)
Crime Rate (per 100k)1,649
Total Incidents20
TRANSPORT
Bus Stops12
Data: 2025-Q4