Collinsville Postcode

South Australia

Outer Regional Above SA income

5418

Postcode for Collinsville, SA
Phone area code: 08 · 179 km from Adelaide · Pop. 11

Population

Median Age

$1,874

Household Income/wk

$N/A

Median Rent/wk

6/10

SEIFA Advantage

424.5

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 Collinsville ranks: household income is in the top 25% of SA suburbs; rents sit in the cheapest 10% in SA.

How Collinsville Compares

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

Metric	Collinsville	SA avg	AU avg
Household income/wk	$1,874 +SA	$1,545	$1,836
Median age	19	45.0	45.0
SEIFA decile	6/10 ≈SA	5.0/10	6.0/10

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.

Collinsville is a locality 179 km from Adelaide in South Australia, classified as outer regional by the ABS. The postcode is 5418. It falls within the Barossa - Yorke - Mid North region. The local government area is Goyder.

According to the 2021 Census, Collinsville has a population of 11 with a median age of 19. The median weekly household income is $1,874, above the SA average.

On the SEIFA Index of Relative Socio-economic Advantage and Disadvantage, Collinsville scores in decile 6 out of 10, which is around the national average.

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

Collinsville Details

Postcode	5418
State	South Australia (SA)
Phone Area Code	08
Population (2021)	11
Median Age	19 years
Median Household Income (Census 2021)	$1,874/week
Median Personal Income (Census 2021)	$425/week
Average Household Size	5 persons
Area	424.5 km²
Population Density	0/km²
Australian Citizens	100.0%
SEIFA IRSAD Decile	6/10 (average)
Latitude	-33.4001502
Longitude	139.2193751
Distance from Adelaide	179 km
Region (SA4)	Barossa - Yorke - Mid North
Area (SA3)	Lower North
Local Government	Goyder
Federal Electorate	Grey

Age Profile

36.4%

27.3%

54.5%

0–14 (36.4%) 15–24 (27.3%) 25–44 (0.0%) 45–64 (54.5%) 65+ (0.0%)

Show counts

0–14 years	4 (36.4%)
15–24 years	3 (27.3%)
25–44 years	0 (0.0%)
45–64 years	6 (54.5%)
65+ years	0 (0.0%)

SEIFA Socio-economic Index

Index of Relative Socio-economic Advantage and Disadvantage (IRSAD), decile 6 of 10. Higher deciles indicate more advantage.

Health Conditions (2021 Census)

Asthma

3 (27.3%)

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

Suburbs Near Collinsville

Pine Creek 13.7 km Mount Bryan East 21.1 km Wonna 21.4 km Mongolata 22.3 km Burra Eastern Districts 26.5 km Warnes 26.5 km Ulooloo 27.9 km Franklyn 30.3 km Baldina 32.3 km Hallett 34.8 km Mount Bryan 34.8 km Terowie 36.6 km

Same Postcode (5418)

Mount Bryan

More Collinsville Data

Goyder LGA 52 suburbs, 11 postcodes, 4,087 people Climate & Weather Closest station: Clare (74.0 km) NDIS Providers NDIS data for Goyder LGA

Page last reviewed June 2026. Data sources: Australian Bureau of Statistics 2021 Census (CC BY 4.0), SEIFA 2021 IRSAD, ACARA school profiles 2025. How this data is sourced.