Greenhill SA

Postcode 5140 · Adelaide Hills LGA

Greenhill is a quiet locality in South Australia within the Adelaide Hills local government area (postcode 5140). With a population of 454, the suburb has an established demographic with a median age of 40. Households earn a median income of $137K per year, with an average household size of 2.7 people. The most common occupations are professionals, managers, clerical & administrative. The top ancestries reported are English, Australian, German.

The median house price in Greenhill is $1.4 million, having risen modestly 1.8% over the past year. The median weekly rent is $500 (Census 2021). This gives a gross rental yield of approximately 1.9%. The median monthly mortgage repayment is $2,058.

Public transport access includes 9 bus stops. The crime rate in the Adelaide Hills LGA is low at 881 incidents per 100,000 population.

From an investment perspective, Greenhill offers a gross rental yield of 1.9%, rated as low yield. Property prices are above the state median ($1.4M/$950K), placing it in the premium segment. The price-to-income ratio of 9.9x is considered moderate. House prices have moved +1.8% year-on-year.

INVESTMENT SIGNALS
Rental Yield1.9% Low Yield
Price vs State$1.4M/$950K Above Median
Affordability9.9x Moderate
Price Momentum+1.8% Stable
SEIFA INDEX (ABS)
Advantage10/10
Education10/10
Economic10/10
Disadvantage10/10
MEDIAN HOUSE
$1.4M
1.8% YoY
MEDIAN RENT /WK
$500
POPULATION
454
DEMOGRAPHICS
Median Age40
Household Size2.7
HH Income /wk$2,625
Personal Income /wk$1095
Mortgage /mth$2,058
CRIME (Adelaide Hills LGA)
Crime Rate (per 100k)881
Total Incidents4
TRANSPORT
Bus Stops9
Data: 2025-Q4