Sun Valley NSW

Postcode 2777 · Blue Mountains LGA

Sun Valley is a quiet locality in New South Wales within the Blue Mountains local government area (postcode 2777). With a population of 234, the suburb has a mature demographic with a median age of 47. Households earn a median income of $123K per year, with an average household size of 2.9 people. The most common occupations are professionals, technicians & trades, managers. The top ancestries reported are English, Australian, Irish.

The median house price in Sun Valley is $2.4 million, having surged 65.9% over the past year. The current median weekly rent is $750. This gives a gross rental yield of approximately 1.6%. The median monthly mortgage repayment is $3,000.

The crime rate in the Blue Mountains LGA is low at 1,829 incidents per 100,000 population.

From an investment perspective, Sun Valley offers a gross rental yield of 1.6%, rated as low yield. Property prices are above the state median ($2.4M/$1.5M), placing it in the premium segment. The price-to-income ratio of 19.5x is considered stretched. House prices have moved +65.9% year-on-year.

INVESTMENT SIGNALS
Rental Yield1.6% Low Yield
Price vs State$2.4M/$1.5M Above Median
Affordability19.5x Stretched
Price Momentum+65.9% Rising
SEIFA INDEX (ABS)
Advantage10/10
Education10/10
Economic9/10
Disadvantage10/10
MEDIAN HOUSE
$2.4M
65.9% YoY
MEDIAN RENT /WK
$400
POPULATION
234
DEMOGRAPHICS
Median Age47
Household Size2.9
HH Income /wk$2,374
Personal Income /wk$942
Mortgage /mth$3,000
CRIME (Blue Mountains LGA)
Crime Rate (per 100k)1,829
Total Incidents1,443
Data: 2026