Seaham NSW

Postcode 2324 · Port Stephens LGA

Seaham is a small community in New South Wales within the Port Stephens local government area (postcode 2324). With a population of 1,011, the suburb has an established demographic with a median age of 41. Households earn a median income of $120K per year, with an average household size of 3.1 people. The most common occupations are technicians & trades, professionals, clerical & administrative. The top ancestries reported are English, Australian, Scottish.

The median house price in Seaham is $320,000, having dropped significantly 72.9% over the past year. Units have a median price of $810,000 (+38.5% YoY). The current median weekly rent is $578. This gives a gross rental yield of approximately 9.4%. The median monthly mortgage repayment is $2,149.

Seaham is served by 1 school, including 1 primary. The average ICSEA score is 990, which is around the national average of 1,000. Public transport access includes 12 bus stops. The crime rate in the Port Stephens LGA is below average at 3,106 incidents per 100,000 population.

From an investment perspective, Seaham offers a gross rental yield of 9.4%, rated as high yield. Property prices sit below the state median ($320K/$1.5M), suggesting a potential value opportunity. The price-to-income ratio of 2.7x is considered affordable. House prices have moved -72.9% year-on-year.

INVESTMENT SIGNALS
Rental Yield9.4% High Yield
Price vs State$320K/$1.5M Below Median
Affordability2.7x Affordable
Price Momentum-72.9% Falling
INCOME (ATO 2022-23)
Median Income$59,349
Mean Income$73,582
Earners4,038
YoY Change+5.9%
SEIFA INDEX (ABS)
Advantage7/10
Education5/10
Economic10/10
Disadvantage7/10
MEDIAN HOUSE
$320K
-72.9% YoY
MEDIAN UNIT
$810K
38.5% YoY
MEDIAN RENT /WK
$360
POPULATION
1,011
DEMOGRAPHICS
Median Age41
Household Size3.1
HH Income /wk$2,312
Personal Income /wk$839
Mortgage /mth$2,149
CRIME (Port Stephens LGA)
Crime Rate (per 100k)3,106
Total Incidents2,451
TRANSPORT
Bus Stops12
SCHOOLS (1)
Avg ICSEA990
Total Students156
Government1
Seaham Public SchoolPrimary · Government · ICSEA 990
Data: 2026