Gymea Bay NSW

Postcode 2227 · Sutherland Shire LGA

Gymea Bay is a mid-sized suburb in New South Wales within the Sutherland Shire local government area (postcode 2227). With a population of 6,983, the suburb has an established demographic with a median age of 42. Households earn a median income of $158K per year, with an average household size of 3.1 people. The most common occupations are professionals, managers, clerical & administrative. The top ancestries reported are English, Australian, Irish.

The median house price in Gymea Bay is $2.1 million, having grown strongly 8.6% over the past year. Units have a median price of $1.6 million (+7.8% YoY). The current median weekly rent is $770. This gives a gross rental yield of approximately 1.9%. The median monthly mortgage repayment is $3,033.

Gymea Bay is served by 1 school, including 1 primary. The average ICSEA score is 1091, which is above the national average of 1,000. Public transport access includes 20 bus stops. The crime rate in the Sutherland Shire LGA is low at 1,782 incidents per 100,000 population.

From an investment perspective, Gymea Bay offers a gross rental yield of 1.9%, rated as low yield. Property prices are above the state median ($2.1M/$1.5M), placing it in the premium segment. The price-to-income ratio of 13.0x is considered stretched. House prices have moved +8.6% year-on-year.

INVESTMENT SIGNALS
Rental Yield1.9% Low Yield
Price vs State$2.1M/$1.5M Above Median
Affordability13.0x Stretched
Price Momentum+8.6% Rising
SEIFA INDEX (ABS)
Advantage10/10
Education10/10
Economic10/10
Disadvantage10/10
MEDIAN HOUSE
$2.1M
8.6% YoY
MEDIAN UNIT
$1.6M
7.8% YoY
MEDIAN RENT /WK
$680
POPULATION
6,983
DEMOGRAPHICS
Median Age42
Household Size3.1
HH Income /wk$3,047
Personal Income /wk$1049
Mortgage /mth$3,033
CRIME (Sutherland Shire LGA)
Crime Rate (per 100k)1,782
Total Incidents4,189
TRANSPORT
Bus Stops20
SCHOOLS (1)
Avg ICSEA1091
Total Students763
Government1
Gymea Bay Public SchoolPrimary · Government · ICSEA 1091
Data: 2025