Great Mackerel Beach Postcode

New South Wales

Inner Regional Top 10% SEIFA
2108
Postcode for Great Mackerel Beach, NSW
Phone area code: 02 · 32 km from Sydney · Pop. 50
50
Population
57
Median Age
$1,124
Household Income/wk
$350
Median Rent/wk
10/10
SEIFA Advantage
0.1
Area (km²)

Income, rent and SEIFA figures are from the ABS 2021 Census and are reported in 2021 dollars, not adjusted for subsequent inflation.

Where Great Mackerel Beach ranks: household income sits in the bottom 25% of NSW suburbs; SEIFA decile 10 puts it in the top 20% of Australia for socio-economic advantage.

How Great Mackerel Beach Compares

Great Mackerel Beach vs the NSW average and the national average (2021 Census, population-weighted).

MetricGreat Mackerel BeachNSW avgAU avgGreater Sydney
Household income/wk $1,124 -NSW $1,931 $1,836 $2,181
Rent/wk $350 -NSW $445 $390 $506
Mortgage/month $862 -NSW $2,247 $1,958 $2,587
Median age 57 45.0 45.0 39.0
SEIFA decile 10/10 +NSW 6.0/10 6.0/10 10.0/10
Unemployment 0.0% -NSW 5.0% 5.0% 5.0%

Green pill = at least 10% above the NSW average; red = at least 10% below; grey = within 10%. For unemployment, colour polarity is inverted: lower is better.

Great Mackerel Beach is a locality 32 km from Sydney in New South Wales, classified as inner regional by the ABS. The postcode is 2108. It falls within the Sydney - Northern Beaches region. The local government area is Northern Beaches.

According to the 2021 Census, Great Mackerel Beach has a population of 50 with a median age of 57. The median weekly household income is $1,124, below the NSW average. The Indigenous population is 4 (8.0% of residents).

Housing in Great Mackerel Beach includes a median weekly rent of $350, median monthly mortgage repayment of $862, with 30 total dwellings. Housing costs in the area sit below the NSW average. Owner-occupied dwellings (owned or mortgaged) make up 100.0% of housing.

On the SEIFA Index of Relative Socio-economic Advantage and Disadvantage, Great Mackerel Beach scores in decile 10 out of 10, which is well above the national average.

Great Mackerel Beach is part of the Pittwater statistical area in New South Wales.

Great Mackerel Beach Details

Postcode2108
StateNew South Wales (NSW)
Phone Area Code02
Population (2021)50
Median Age57 years
Median Household Income (Census 2021)$1,124/week
Median Personal Income (Census 2021)$780/week
Median Weekly Rent (Census 2021)$350
Median Monthly Mortgage (Census 2021)$862
Average Household Size1.7 persons
Area0.1 km²
Population Density411/km²
Total Dwellings30
Australian Citizens96.0%
Indigenous Population4 (8.0%)
Unemployment Rate0.0%
SEIFA IRSAD Decile10/10 (well above average)
Latitude-33.591667
Longitude151.300833
Distance from Sydney32 km
Region (SA4)Sydney - Northern Beaches
Area (SA3)Pittwater
Local GovernmentNorthern Beaches
Federal ElectorateMackellar

Age Profile

0–14 (6.0%) 15–24 (8.0%) 25–44 (16.0%) 45–64 (44.0%) 65+ (24.0%)
Show counts
0–14 years3 (6.0%)
15–24 years4 (8.0%)
25–44 years8 (16.0%)
45–64 years22 (44.0%)
65+ years12 (24.0%)

Housing Tenure

Owned outright (60.9%) Mortgaged (39.1%) Rented (0.0%)

SEIFA Socio-economic Index

Index of Relative Socio-economic Advantage and Disadvantage (IRSAD), decile 10 of 10. Higher deciles indicate more advantage.

Health Conditions (2021 Census)

Arthritis13 (26.0%)
Asthma5 (10.0%)

Long-term health conditions self-reported in the 2021 Census. Persons may report more than one condition.

Motor Vehicles per Dwelling

No vehicle3 (13.0%)
1 vehicle14 (60.9%)
2 vehicles6 (26.1%)
3+ vehicles0 (0.0%)

Suburbs Near Great Mackerel Beach

Same Postcode (2108)

More Great Mackerel Beach Data

Page last reviewed . Data sources: Australian Bureau of Statistics 2021 Census (CC BY 4.0), SEIFA 2021 IRSAD, ACARA school profiles 2025. How this data is sourced.