Bilgola Plateau NSW

Postcode 2107 · Northern Beaches LGA

Bilgola Plateau is a smaller suburb in New South Wales within the Northern Beaches local government area (postcode 2107). With a population of 3,650, the suburb has a mature demographic with a median age of 46. Households earn a median income of $149K per year, with an average household size of 2.9 people. The most common occupations are professionals, managers, clerical & administrative. The top ancestries reported are English, Australian, Irish.

The median house price in Bilgola Plateau is $4.1 million, having surged 56.6% over the past year. The current median weekly rent is $950. This gives a gross rental yield of approximately 1.2%. The median monthly mortgage repayment is $3,315.

Bilgola Plateau is served by 1 school, including 1 primary. The average ICSEA score is 1121, which is well above the national average of 1,000. Public transport access includes 19 bus stops. The crime rate in the Northern Beaches LGA is low at 1,499 incidents per 100,000 population.

From an investment perspective, Bilgola Plateau offers a gross rental yield of 1.2%, rated as low yield. Property prices are above the state median ($4.1M/$1.5M), placing it in the premium segment. The price-to-income ratio of 27.5x is considered stretched. House prices have moved +56.6% year-on-year.

INVESTMENT SIGNALS
Rental Yield1.2% Low Yield
Price vs State$4.1M/$1.5M Above Median
Affordability27.5x Stretched
Price Momentum+56.6% Rising
SEIFA INDEX (ABS)
Advantage10/10
Education10/10
Economic10/10
Disadvantage10/10
MEDIAN HOUSE
$4.1M
56.6% YoY
MEDIAN RENT /WK
$895
POPULATION
3,650
DEMOGRAPHICS
Median Age46
Household Size2.9
HH Income /wk$2,856
Personal Income /wk$1062
Mortgage /mth$3,315
CRIME (Northern Beaches LGA)
Crime Rate (per 100k)1,499
Total Incidents4,058
TRANSPORT
Bus Stops19
SCHOOLS (1)
Avg ICSEA1121
Total Students344
Government1
Bilgola Plateau Public SchoolPrimary · Government · ICSEA 1121
Data: 2026