Trott Park SA

Postcode 5158 · Marion LGA

Trott Park is a smaller suburb in South Australia within the Marion local government area (postcode 5158). With a population of 3,124, the suburb has an established demographic with a median age of 39. Households earn a median income of $91K per year, with an average household size of 2.6 people. The most common occupations are professionals, technicians & trades, clerical & administrative. The top ancestries reported are English, Australian, Scottish.

The median house price in Trott Park is $922,000, having surged 17.7% over the past year. The current median weekly rent is $668. This gives a gross rental yield of approximately 3.8%. The median monthly mortgage repayment is $1,517.

Public transport access includes 16 bus stops. The crime rate in the Marion LGA is low at 1,536 incidents per 100,000 population.

From an investment perspective, Trott Park offers a gross rental yield of 3.8%, rated as moderate yield. Property prices are near the state median ($922K/$950K). The price-to-income ratio of 10.1x is considered stretched. House prices have moved +17.7% year-on-year.

INVESTMENT SIGNALS
Rental Yield3.8% Moderate Yield
Price vs State$922K/$950K Near Median
Affordability10.1x Stretched
Price Momentum+17.7% Rising
SEIFA INDEX (ABS)
Advantage7/10
Education5/10
Economic6/10
Disadvantage6/10
MEDIAN HOUSE
$922K
17.7% YoY
MEDIAN RENT /WK
$350
POPULATION
3,124
DEMOGRAPHICS
Median Age39
Household Size2.6
HH Income /wk$1,752
Personal Income /wk$766
Mortgage /mth$1,517
CRIME (Marion LGA)
Crime Rate (per 100k)1,536
Total Incidents48
TRANSPORT
Bus Stops16
Data: 2025-Q4