Seacombe Gardens SA

Postcode 5047 · Marion LGA

Seacombe Gardens is a smaller suburb in South Australia within the Marion local government area (postcode 5047). With a population of 3,373, the suburb has a mix of young professionals and families with a median age of 35. Households earn a median income of $74K per year, with an average household size of 2.3 people. The most common occupations are professionals, community & personal service, technicians & trades. The top ancestries reported are English, Australian, Chinese.

The median house price in Seacombe Gardens is $952,000, having surged 16.8% over the past year. The current median weekly rent is $481. This gives a gross rental yield of approximately 2.6%. The median monthly mortgage repayment is $1,672.

Seacombe Gardens is served by 2 schools, including 2 primary. The average ICSEA score is 1025, which is around the national average of 1,000. Public transport access includes 14 bus stops. The crime rate in the Marion LGA is below average at 3,024 incidents per 100,000 population.

From an investment perspective, Seacombe Gardens offers a gross rental yield of 2.6%, rated as low yield. Property prices are near the state median ($952K/$950K). The price-to-income ratio of 12.9x is considered stretched. House prices have moved +16.8% year-on-year.

INVESTMENT SIGNALS
Rental Yield2.6% Low Yield
Price vs State$952K/$950K Near Median
Affordability12.9x Stretched
Price Momentum+16.8% Rising
SEIFA INDEX (ABS)
Advantage3/10
Education7/10
Economic1/10
Disadvantage4/10
MEDIAN HOUSE
$952K
16.8% YoY
MEDIAN RENT /WK
$370
POPULATION
3,373
DEMOGRAPHICS
Median Age35
Household Size2.3
HH Income /wk$1,420
Personal Income /wk$715
Mortgage /mth$1,672
CRIME (Marion LGA)
Crime Rate (per 100k)3,024
Total Incidents102
TRANSPORT
Bus Stops14
SCHOOLS (2)
Avg ICSEA1025
Total Students613
Catholic1
Government1
Stella Maris Parish SchoolPrimary · Catholic · ICSEA 1086
Darlington Primary SchoolPrimary · Government · ICSEA 964
Data: 2025-Q4