Coromandel Valley SA

Postcode 5051 · Onkaparinga LGA

Coromandel Valley is a smaller suburb in South Australia within the Onkaparinga local government area (postcode 5051). With a population of 4,380, the suburb has an established demographic with a median age of 41. Households earn a median income of $117K per year, with an average household size of 2.8 people. The most common occupations are professionals, managers, clerical & administrative. The top ancestries reported are English, Australian, Scottish.

The median house price in Coromandel Valley is $1.1 million, having surged 21.1% over the past year. The current median weekly rent is $552. This gives a gross rental yield of approximately 2.5%. The median monthly mortgage repayment is $1,828.

Coromandel Valley is served by 1 school, including 1 primary. The average ICSEA score is 1097, which is above the national average of 1,000. Public transport access includes 31 bus stops. The crime rate in the Onkaparinga LGA is low at 890 incidents per 100,000 population.

From an investment perspective, Coromandel Valley offers a gross rental yield of 2.5%, rated as low yield. Property prices are near the state median ($1.1M/$950K). The price-to-income ratio of 9.9x is considered moderate. House prices have moved +21.1% year-on-year.

INVESTMENT SIGNALS
Rental Yield2.5% Low Yield
Price vs State$1.1M/$950K Near Median
Affordability9.9x Moderate
Price Momentum+21.1% Rising
INCOME (ATO 2022-23)
Median Income$66,198
Mean Income$75,299
Earners3,131
YoY Change+5.6%
SEIFA INDEX (ABS)
Advantage10/10
Education10/10
Economic10/10
Disadvantage10/10
MEDIAN HOUSE
$1.1M
21.1% YoY
MEDIAN RENT /WK
$420
POPULATION
4,380
DEMOGRAPHICS
Median Age41
Household Size2.8
HH Income /wk$2,241
Personal Income /wk$986
Mortgage /mth$1,828
CRIME (Onkaparinga LGA)
Crime Rate (per 100k)890
Total Incidents39
TRANSPORT
Bus Stops31
SCHOOLS (1)
Avg ICSEA1097
Total Students483
Government1
Coromandel Valley Primary SchoolPrimary · Government · ICSEA 1097
Data: 2025-Q4