Mount Arthur Postcode

New South Wales

Outer Regional Top 10% SEIFA
2820
Postcode for Mount Arthur, NSW
Phone area code: 02 · 257 km from Sydney · Pop. 109
109
Population
59
Median Age
$1,437
Household Income/wk
$260
Median Rent/wk
9/10
SEIFA Advantage
63.9
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 Mount Arthur ranks: SEIFA decile 9 puts it in the top 20% of Australia for socio-economic advantage.

How Mount Arthur Compares

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

MetricMount ArthurNSW avgAU avg
Household income/wk $1,437 -NSW $1,931 $1,836
Rent/wk $260 -NSW $445 $390
Mortgage/month $2,134 ≈NSW $2,247 $1,958
Median age 59 45.0 45.0
SEIFA decile 9/10 +NSW 6.0/10 6.0/10
Unemployment 6.2% +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.

Mount Arthur is a locality 257 km from Sydney in New South Wales, classified as outer regional by the ABS. The postcode is 2820. It falls within the Far West and Orana region. The local government area is Dubbo Regional.

According to the 2021 Census, Mount Arthur has a population of 109 with a median age of 59. The median weekly household income is $1,437, below the NSW average. The unemployment rate is 6.2%, higher than the NSW average. The Indigenous population is 7 (6.4% of residents).

Housing in Mount Arthur includes a median weekly rent of $260, median monthly mortgage repayment of $2,134, with 42 total dwellings. Housing costs in the area sit below the NSW average. Owner-occupied dwellings (owned or mortgaged) make up 92.7% of housing.

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

Mount Arthur is part of the Dubbo statistical area in New South Wales.

Mount Arthur Details

Postcode2820
StateNew South Wales (NSW)
Phone Area Code02
Population (2021)109
Median Age59 years
Median Household Income (Census 2021)$1,437/week
Median Personal Income (Census 2021)$669/week
Median Weekly Rent (Census 2021)$260
Median Monthly Mortgage (Census 2021)$2,134
Average Household Size2.4 persons
Area63.9 km²
Population Density2/km²
Total Dwellings42
Australian Citizens96.3%
Indigenous Population7 (6.4%)
Unemployment Rate6.2%
SEIFA IRSAD Decile9/10 (well above average)
Latitude-32.5746736
Longitude148.9239438
Distance from Sydney257 km
Region (SA4)Far West and Orana
Area (SA3)Dubbo
Local GovernmentDubbo Regional
Federal ElectorateCalare

Age Profile

0–14 (2.8%) 15–24 (11.9%) 25–44 (7.3%) 45–64 (32.1%) 65+ (43.1%)
Show counts
0–14 years3 (2.8%)
15–24 years13 (11.9%)
25–44 years8 (7.3%)
45–64 years35 (32.1%)
65+ years47 (43.1%)

Housing Tenure

Owned outright (61.0%) Mortgaged (31.7%) Rented (7.3%)

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)

Arthritis14 (12.8%)
Heart Disease11 (10.1%)
Asthma10 (9.2%)
Lung Condition7 (6.4%)
Cancer7 (6.4%)
Diabetes3 (2.8%)

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 vehicle7 (19.4%)
2 vehicles9 (25.0%)
3+ vehicles20 (55.6%)

Suburbs Near Mount Arthur

Same Postcode (2820)

More Mount Arthur 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.