Semaphore Park SA

Postcode 5019 · Charles Sturt LGA

Semaphore Park is a smaller suburb in South Australia within the Charles Sturt local government area (postcode 5019). With a population of 4,541, the suburb has a mature demographic with a median age of 46. Households earn a median income of $66K per year, with an average household size of 2.2 people. The most common occupations are professionals, clerical & administrative, managers. The top ancestries reported are English, Australian, Irish.

The median house price in Semaphore Park is $1.5 million, having surged 37.9% over the past year. The current median weekly rent is $575. This gives a gross rental yield of approximately 2.0%. The median monthly mortgage repayment is $1,786.

Semaphore Park is served by 1 school, including 1 primary. The average ICSEA score is 1025, which is around the national average of 1,000. Public transport access includes 25 bus stops. The crime rate in the Charles Sturt LGA is higher than average at 9,579 incidents per 100,000 population.

From an investment perspective, Semaphore Park offers a gross rental yield of 2.0%, rated as low yield. Property prices are above the state median ($1.5M/$950K), placing it in the premium segment. The price-to-income ratio of 23.0x is considered stretched. House prices have moved +37.9% year-on-year.

INVESTMENT SIGNALS
Rental Yield2.0% Low Yield
Price vs State$1.5M/$950K Above Median
Affordability23.0x Stretched
Price Momentum+37.9% Rising
SEIFA INDEX (ABS)
Advantage2/10
Education5/10
Economic1/10
Disadvantage3/10
MEDIAN HOUSE
$1.5M
37.9% YoY
MEDIAN RENT /WK
$250
POPULATION
4,541
DEMOGRAPHICS
Median Age46
Household Size2.2
HH Income /wk$1,262
Personal Income /wk$656
Mortgage /mth$1,786
CRIME (Charles Sturt LGA)
Crime Rate (per 100k)9,579
Total Incidents435
TRANSPORT
Bus Stops25
SCHOOLS (1)
Avg ICSEA1025
Total Students421
Government1
Westport Primary SchoolPrimary · Government · ICSEA 1025
Data: 2025-Q4