Sampson Flat Postcode

South Australia

Inner Regional Top 10% SEIFA Above SA income
5114
Postcode for Sampson Flat, SA
Phone area code: 08 · 25 km from Adelaide · Pop. 147
147
Population
45
Median Age
$2,277
Household Income/wk
$225
Median Rent/wk
9/10
SEIFA Advantage
16.7
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 Sampson Flat ranks: household income is in the top 10% of SA suburbs; SEIFA decile 9 puts it in the top 20% of Australia for socio-economic advantage.

How Sampson Flat Compares

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

MetricSampson FlatSA avgAU avgGreater Adelaide
Household income/wk $2,277 +SA $1,545 $1,836 $1,620
Rent/wk $225 -SA $308 $390 $329
Mortgage/month $2,167 +SA $1,558 $1,958 $1,666
Median age 45 45.0 45.0 42.0
SEIFA decile 9/10 +SA 5.0/10 6.0/10 7.0/10
Unemployment 3.9% -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.

Sampson Flat is a locality 25 km from Adelaide in South Australia, classified as inner regional by the ABS. The postcode is 5114. It falls within the Adelaide - North region. The local government area is Playford.

According to the 2021 Census, Sampson Flat has a population of 147 with a median age of 45. The median weekly household income is $2,277, above the SA average. The unemployment rate is 3.9%, lower than the SA average.

Housing in Sampson Flat includes a median weekly rent of $225, median monthly mortgage repayment of $2,167, with 49 total dwellings. These housing costs sit above the SA average. Owner-occupied dwellings (owned or mortgaged) make up 94.2% of housing.

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

Sampson Flat is part of the Tea Tree Gully statistical area in South Australia.

Sampson Flat Details

Postcode5114
StateSouth Australia (SA)
Phone Area Code08
Population (2021)147
Median Age45 years
Median Household Income (Census 2021)$2,277/week
Median Personal Income (Census 2021)$900/week
Median Weekly Rent (Census 2021)$225
Median Monthly Mortgage (Census 2021)$2,167
Average Household Size2.9 persons
Area16.7 km²
Population Density9/km²
Total Dwellings49
Australian Citizens95.2%
Unemployment Rate3.9%
SEIFA IRSAD Decile9/10 (well above average)
Latitude-34.7549047
Longitude138.7778197
Distance from Adelaide25 km
Region (SA4)Adelaide - North
Area (SA3)Tea Tree Gully
Local GovernmentPlayford
Federal ElectorateSpence

Age Profile

0–14 (22.4%) 15–24 (17.0%) 25–44 (15.6%) 45–64 (30.6%) 65+ (19.0%)
Show counts
0–14 years33 (22.4%)
15–24 years25 (17.0%)
25–44 years23 (15.6%)
45–64 years45 (30.6%)
65+ years28 (19.0%)

Housing Tenure

Owned outright (46.2%) Mortgaged (48.1%) Rented (5.8%)

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)

Arthritis16 (10.9%)
Asthma12 (8.2%)
Heart Disease8 (5.4%)
Cancer7 (4.8%)
Diabetes4 (2.7%)

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 vehicle8 (16.3%)
2 vehicles17 (34.7%)
3+ vehicles24 (49.0%)

Suburbs Near Sampson Flat

Same Postcode (5114)

More Sampson Flat 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.