South Australia · Postcode 5118

Gawler River postcode and suburb data

South Australia · Phone area code 08 · 36 km from Adelaide

Inner Regional
104
Population (2021)
$1,624
Household income/wk
$320
Median rent/wk
46
Median age
3/10
SEIFA advantage

Suburb snapshot

Gawler River at a glance vs SA

Fast facts and benchmark bars show the suburb's key postcode, Census, SEIFA, school and LGA signals in context.

Quick facts

5118 Postcode See every suburb sharing this postcode
104 People Resident population, Census 2021
Light Council area 36 suburbs, 11 postcodes
46 Median age Years, Census 2021
$1,624/wk Household income Suburb median, Census 2021 dollars
Decile 3/10 SEIFA advantage Lower SEIFA advantage

Benchmarks against SA

Household income
$1,624/wk
5% above SA average
Suburb median, Census 2021
Weekly rent
$320/wk
4% above SA average
Suburb median, Census 2021
SEIFA advantage
3/10
2.0 deciles below SA average
IRSAD decile, higher means more advantage
Median age
46 years
1.0 years older than SA average
Resident median age
Unemployment
0.0%
6.0 pts below SA average
Census labour-force rate

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

Detailed comparison table

Gawler River vs the SA average and the national average, using population-weighted 2021 Census data.

MetricGawler RiverSA avgAU avgGreater Adelaide
Household income/wk $1,624 ≈SA $1,545 $1,836 $1,620
Rent/wk $320 ≈SA $308 $390 $329
Mortgage/month $1,127 -SA $1,558 $1,958 $1,666
Median age 46 45.0 45.0 42.0
SEIFA decile 3/10 -SA 5.0/10 6.0/10 7.0/10
Unemployment 0.0% -SA 6.0% 5.0% 6.0%

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.

Gawler River is a locality 36 km from Adelaide in South Australia, classified as inner regional by the ABS. The postcode is 5118. It falls within the Adelaide - North region. The local government area is Light.

According to the 2021 Census, Gawler River has a population of 104 with a median age of 46. The median weekly household income is $1,624, close to the SA average.

Housing in Gawler River includes a median weekly rent of $320, median monthly mortgage repayment of $1,127, with 34 total dwellings. Housing costs in the area sit below the SA average. Owner-occupied dwellings (owned or mortgaged) make up 78.4% of housing.

On the SEIFA Index of Relative Socio-economic Advantage and Disadvantage, Gawler River scores in decile 3 out of 10, which is below the national average.

Gawler River is part of the Playford statistical area in South Australia.

Gawler River details

Location, Census, housing, SEIFA and geography fields used across this profile.

Postcode5118
StateSouth Australia (SA)
Phone Area Code08
Population (2021)104
Median Age46 years
Median Household Income (Census 2021)$1,624/week
Median Personal Income (Census 2021)$582/week
Median Weekly Rent (Census 2021)$320
Median Monthly Mortgage (Census 2021)$1,127
Average Household Size2.7 persons
Area13.3 km²
Population Density8/km²
Total Dwellings34
Australian Citizens95.2%
Unemployment Rate0.0%
SEIFA IRSAD Decile3/10 (below average)
Latitude-34.6108132
Longitude138.6700331
Distance from Adelaide36 km
Region (SA4)Adelaide - North
Area (SA3)Playford
Local GovernmentLight
Federal ElectorateSpence
State ElectorateSchubert
Time ZoneACST (UTC+9:30), Australia/Adelaide (standard time)

Age Profile

0–14 (14.4%) 15–24 (18.3%) 25–44 (16.3%) 45–64 (23.1%) 65+ (27.9%)
Show counts
0–14 years15 (14.4%)
15–24 years19 (18.3%)
25–44 years17 (16.3%)
45–64 years24 (23.1%)
65+ years29 (27.9%)

Housing Tenure

Owned outright (56.8%) Mortgaged (21.6%) Rented (21.6%)

SEIFA socio-economic index

Gawler River is in SEIFA IRSAD decile 3 of 10. Higher deciles indicate more relative socio-economic advantage. This is an area-level index, not a score for individual households.
More disadvantagedMiddle rangeMore advantaged

Health Conditions (2021 Census)

Arthritis22 (21.2%)
Asthma8 (7.7%)
Cancer6 (5.8%)
Diabetes5 (4.8%)

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

Motor Vehicles per Dwelling

No vehicle3 (8.8%)
1 vehicle7 (20.6%)
2 vehicles13 (38.2%)
3+ vehicles11 (32.4%)

Suburbs Near Gawler River

Same Postcode (5118)

More Gawler River 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.