Underdale SA

Postcode 5032 · West Torrens LGA

Underdale is a smaller suburb in South Australia within the West Torrens local government area (postcode 5032). With a population of 2,429, the suburb has an established demographic with a median age of 38. Households earn a median income of $82K per year, with an average household size of 2.3 people. The most common occupations are professionals, clerical & administrative, community & personal service. The top ancestries reported are English, Australian, Italian.

The median house price in Underdale is $1.1 million, having declined 6.2% over the past year. The current median weekly rent is $578. This gives a gross rental yield of approximately 2.7%. The median monthly mortgage repayment is $1,786.

Underdale is served by 1 school, including 1 secondary. The average ICSEA score is 1000, which is around the national average of 1,000. Public transport access includes 14 bus stops. The crime rate in the West Torrens LGA is moderate at 6,999 incidents per 100,000 population.

From an investment perspective, Underdale offers a gross rental yield of 2.7%, rated as low yield. Property prices are near the state median ($1.1M/$950K). The price-to-income ratio of 13.4x is considered stretched. House prices have moved -6.2% year-on-year.

INVESTMENT SIGNALS
Rental Yield2.7% Low Yield
Price vs State$1.1M/$950K Near Median
Affordability13.4x Stretched
Price Momentum-6.2% Falling
SEIFA INDEX (ABS)
Advantage5/10
Education8/10
Economic2/10
Disadvantage7/10
MEDIAN HOUSE
$1.1M
-6.2% YoY
MEDIAN RENT /WK
$310
POPULATION
2,429
DEMOGRAPHICS
Median Age38
Household Size2.3
HH Income /wk$1,578
Personal Income /wk$830
Mortgage /mth$1,786
CRIME (West Torrens LGA)
Crime Rate (per 100k)6,999
Total Incidents170
TRANSPORT
Bus Stops14
SCHOOLS (1)
Avg ICSEA1000
Total Students629
Government1
Underdale High SchoolSecondary · Government · ICSEA 1000
Data: 2025-Q4