Butterwick Postcode

New South Wales

Inner Regional Top 10% SEIFA Above NSW income
2321
Postcode for Butterwick, NSW
Phone area code: 02 · 141 km from Sydney · Pop. 190
190
Population
42
Median Age
$2,666
Household Income/wk
$650
Median Rent/wk
9/10
SEIFA Advantage
12.1
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 Butterwick ranks: household income is in the top 10% of NSW suburbs; rents are among the top 10% in NSW; SEIFA decile 9 puts it in the top 20% of Australia for socio-economic advantage.

How Butterwick Compares

Butterwick vs the NSW average and the national average (2021 Census, population-weighted).

MetricButterwickNSW avgAU avg
Household income/wk $2,666 +NSW $1,931 $1,836
Rent/wk $650 +NSW $445 $390
Mortgage/month $2,275 ≈NSW $2,247 $1,958
Median age 42 45.0 45.0
SEIFA decile 9/10 +NSW 6.0/10 6.0/10
Unemployment 0.0% -NSW 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.

Butterwick is a locality 141 km from Sydney in New South Wales, classified as inner regional by the ABS. The postcode is 2321. It falls within the Hunter Valley exc Newcastle region. The local government area is Port Stephens.

According to the 2021 Census, Butterwick has a population of 190 with a median age of 42. The median weekly household income is $2,666, above the NSW average.

Housing in Butterwick includes a median weekly rent of $650, median monthly mortgage repayment of $2,275, with 59 total dwellings. These housing costs sit above the NSW average. Owner-occupied dwellings (owned or mortgaged) make up 93.0% of housing.

On the SEIFA Index of Relative Socio-economic Advantage and Disadvantage, Butterwick scores in decile 9 out of 10, which is well above the national average.

Butterwick is part of the Port Stephens statistical area in New South Wales.

Butterwick Details

Postcode2321
StateNew South Wales (NSW)
Phone Area Code02
Population (2021)190
Median Age42 years
Median Household Income (Census 2021)$2,666/week
Median Personal Income (Census 2021)$841/week
Median Weekly Rent (Census 2021)$650
Median Monthly Mortgage (Census 2021)$2,275
Average Household Size3.1 persons
Area12.1 km²
Population Density16/km²
Total Dwellings59
Australian Citizens98.4%
Unemployment Rate0.0%
SEIFA IRSAD Decile9/10 (well above average)
Latitude-32.6509537
Longitude151.6362736
Distance from Sydney141 km
Region (SA4)Hunter Valley exc Newcastle
Area (SA3)Port Stephens
Local GovernmentPort Stephens
Federal ElectoratePaterson

Age Profile

0–14 (20.0%) 15–24 (12.6%) 25–44 (16.3%) 45–64 (31.6%) 65+ (15.8%)
Show counts
0–14 years38 (20.0%)
15–24 years24 (12.6%)
25–44 years31 (16.3%)
45–64 years60 (31.6%)
65+ years30 (15.8%)

Housing Tenure

Owned outright (47.4%) Mortgaged (45.6%) Rented (7.0%)

SEIFA Socio-economic Index

Index of Relative Socio-economic Advantage and Disadvantage (IRSAD), decile 9 of 10. Higher deciles indicate more advantage.

Health Conditions (2021 Census)

Asthma17 (8.9%)
Arthritis15 (7.9%)
Heart Disease8 (4.2%)
Lung Condition6 (3.2%)
Cancer6 (3.2%)
Diabetes3 (1.6%)

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

Motor Vehicles per Dwelling

No vehicle0 (0.0%)
1 vehicle4 (7.0%)
2 vehicles28 (49.1%)
3+ vehicles25 (43.9%)

Suburbs Near Butterwick

Same Postcode (2321)

More Butterwick 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.