Dumaresq Island NSW

Postcode 2430 · Mid-Coast LGA

Dumaresq Island is a quiet locality in New South Wales within the Mid-Coast local government area (postcode 2430). With a population of 70, the suburb has an older demographic with a median age of 57. Households earn a median income of $134K per year, with an average household size of 2.4 people. The most common occupations are managers, technicians & trades, professionals. The top ancestries reported are English, Australian, Scottish.

The median house price in Dumaresq Island is $1.4 million, having dropped significantly 35.5% over the past year. The current median weekly rent is $495. This gives a gross rental yield of approximately 1.8%. The median monthly mortgage repayment is $3,900.

The crime rate in the Mid-Coast LGA is below average at 3,753 incidents per 100,000 population.

From an investment perspective, Dumaresq Island offers a gross rental yield of 1.8%, rated as low yield. Property prices are near the state median ($1.4M/$1.5M). The price-to-income ratio of 10.6x is considered stretched. House prices have moved -35.5% year-on-year.

INVESTMENT SIGNALS
Rental Yield1.8% Low Yield
Price vs State$1.4M/$1.5M Near Median
Affordability10.6x Stretched
Price Momentum-35.5% Falling
SEIFA INDEX (ABS)
Advantage2/10
Education9/10
Economic6/10
Disadvantage6/10
MEDIAN HOUSE
$1.4M
-35.5% YoY
MEDIAN RENT /WK
$231
POPULATION
70
DEMOGRAPHICS
Median Age57
Household Size2.4
HH Income /wk$2,583
Personal Income /wk$866
Mortgage /mth$3,900
CRIME (Mid-Coast LGA)
Crime Rate (per 100k)3,753
Total Incidents3,700
Data: 2025