Somerton Park SA

Postcode 5044 · Holdfast Bay LGA

Somerton Park is a mid-sized suburb in South Australia within the Holdfast Bay local government area (postcode 5044). With a population of 5,811, the suburb has a mature demographic with a median age of 48. Households earn a median income of $85K per year, with an average household size of 2.2 people. The most common occupations are professionals, managers, community & personal service. The top ancestries reported are English, Australian, Scottish.

The median house price in Somerton Park is $2.0 million, having surged 16% over the past year. The current median weekly rent is $636. This gives a gross rental yield of approximately 1.6%. The median monthly mortgage repayment is $2,058.

Somerton Park is served by 1 school, including 1 combined. The average ICSEA score is 1083, which is above the national average of 1,000. Public transport access includes 29 bus stops. Healthcare facilities include 1 private hospital. The crime rate in the Holdfast Bay LGA is below average at 2,375 incidents per 100,000 population.

From an investment perspective, Somerton Park offers a gross rental yield of 1.6%, rated as low yield. Property prices are above the state median ($2.0M/$950K), placing it in the premium segment. The price-to-income ratio of 24.0x is considered stretched. House prices have moved +16.0% year-on-year.

INVESTMENT SIGNALS
Rental Yield1.6% Low Yield
Price vs State$2.0M/$950K Above Median
Affordability24.0x Stretched
Price Momentum+16.0% Rising
SEIFA INDEX (ABS)
Advantage8/10
Education9/10
Economic5/10
Disadvantage9/10
MEDIAN HOUSE
$2.0M
16% YoY
MEDIAN RENT /WK
$335
POPULATION
5,811
DEMOGRAPHICS
Median Age48
Household Size2.2
HH Income /wk$1,633
Personal Income /wk$908
Mortgage /mth$2,058
CRIME (Holdfast Bay LGA)
Crime Rate (per 100k)2,375
Total Incidents138
TRANSPORT
Bus Stops29
SCHOOLS (1)
Avg ICSEA1083
Total Students2,033
Catholic1
Sacred Heart CollegeCombined · Catholic · ICSEA 1083
HOSPITALS (1)
Southern Endoscopy Centreprivate
Data: 2025-Q4