Smithfield Plains SA

Postcode 5114 · Playford LGA

Smithfield Plains is a smaller suburb in South Australia within the Playford local government area (postcode 5114). With a population of 3,305, the suburb has a young professional demographic with a median age of 29. Households earn a median income of $52K per year, with an average household size of 2.6 people. The most common occupations are labourers, community & personal service, machinery operators & drivers. The top ancestries reported are English, Australian, Scottish.

The median house price in Smithfield Plains is $535,000, having dipped slightly 2.9% over the past year. The current median weekly rent is $379. This gives a gross rental yield of approximately 3.7%. The median monthly mortgage repayment is $1,092.

Smithfield Plains is served by 1 school, including 1 primary. The average ICSEA score is 903, which is below the national average of 1,000. Public transport access includes 13 bus stops. The crime rate in the Playford LGA is higher than average at 13,434 incidents per 100,000 population.

From an investment perspective, Smithfield Plains offers a gross rental yield of 3.7%, rated as moderate yield. Property prices sit below the state median ($535K/$950K), suggesting a potential value opportunity. The price-to-income ratio of 10.2x is considered stretched. House prices have moved -2.9% year-on-year.

INVESTMENT SIGNALS
Rental Yield3.7% Moderate Yield
Price vs State$535K/$950K Below Median
Affordability10.2x Stretched
Price Momentum-2.9% Falling
SEIFA INDEX (ABS)
Advantage1/10
Education1/10
Economic1/10
Disadvantage1/10
MEDIAN HOUSE
$535K
-2.9% YoY
MEDIAN RENT /WK
$251
POPULATION
3,305
DEMOGRAPHICS
Median Age29
Household Size2.6
HH Income /wk$1,008
Personal Income /wk$511
Mortgage /mth$1,092
CRIME (Playford LGA)
Crime Rate (per 100k)13,434
Total Incidents444
TRANSPORT
Bus Stops13
SCHOOLS (1)
Avg ICSEA903
Total Students685
Government1
John Hartley School B-6Primary · Government · ICSEA 903
Data: 2025-Q4