Avon Postcode

South Australia

Inner Regional Bottom 20% SEIFA
5501
Postcode for Avon, SA
Phone area code: 08 · 75 km from Adelaide · Pop. 64
64
Population
40
Median Age
$1,062
Household Income/wk
$200
Median Rent/wk
2/10
SEIFA Advantage
50.4
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 Avon ranks: household income sits in the bottom 25% of SA suburbs; SEIFA decile 2 places it in the bottom 20% of Australia for socio-economic advantage.

How Avon Compares

Avon vs the SA average and the national average (2021 Census, population-weighted).

MetricAvonSA avgAU avg
Household income/wk $1,062 -SA $1,545 $1,836
Rent/wk $200 -SA $308 $390
Mortgage/month $1,083 -SA $1,558 $1,958
Median age 40 45.0 45.0
SEIFA decile 2/10 -SA 5.0/10 6.0/10
Unemployment 12.9% +SA 6.0% 5.0%

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

Avon is a locality 75 km from Adelaide in South Australia, classified as inner regional by the ABS. The postcode is 5501. It falls within the Barossa - Yorke - Mid North region. The local government area is Wakefield.

According to the 2021 Census, Avon has a population of 64 with a median age of 40. The median weekly household income is $1,062, below the SA average. The unemployment rate is 12.9%, higher than the SA average. The Indigenous population is 3 (4.7% of residents).

Housing in Avon includes a median weekly rent of $200, median monthly mortgage repayment of $1,083, with 18 total dwellings. Housing costs in the area sit below the SA average. Owner-occupied dwellings (owned or mortgaged) make up 100.0% of housing.

On the SEIFA Index of Relative Socio-economic Advantage and Disadvantage, Avon scores in decile 2 out of 10, which is well below the national average.

Avon is part of the Lower North statistical area in South Australia.

Avon Details

Postcode5501
StateSouth Australia (SA)
Phone Area Code08
Population (2021)64
Median Age40 years
Median Household Income (Census 2021)$1,062/week
Median Personal Income (Census 2021)$485/week
Median Weekly Rent (Census 2021)$200
Median Monthly Mortgage (Census 2021)$1,083
Average Household Size3.2 persons
Area50.4 km²
Population Density1/km²
Total Dwellings18
Australian Citizens90.6%
Indigenous Population3 (4.7%)
Unemployment Rate12.9%
SEIFA IRSAD Decile2/10 (well below average)
Latitude-34.2851831
Longitude138.3729362
Distance from Adelaide75 km
Region (SA4)Barossa - Yorke - Mid North
Area (SA3)Lower North
Local GovernmentWakefield
Federal ElectorateGrey

Age Profile

0–14 (29.7%) 15–24 (14.1%) 25–44 (23.4%) 45–64 (18.8%) 65+ (4.7%)
Show counts
0–14 years19 (29.7%)
15–24 years9 (14.1%)
25–44 years15 (23.4%)
45–64 years12 (18.8%)
65+ years3 (4.7%)

Housing Tenure

Owned outright (58.3%) Mortgaged (41.7%) Rented (0.0%)

SEIFA Socio-economic Index

Index of Relative Socio-economic Advantage and Disadvantage (IRSAD), decile 2 of 10. Higher deciles indicate more advantage.

Health Conditions (2021 Census)

Arthritis10 (15.6%)
Cancer6 (9.4%)
Asthma5 (7.8%)
Heart Disease5 (7.8%)
Lung Condition5 (7.8%)

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 vehicle0 (0.0%)
2 vehicles7 (63.6%)
3+ vehicles4 (36.4%)

Suburbs Near Avon

Same Postcode (5501)

More Avon 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.