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Queensland · Postcode 4520
Armstrong Creek postcode and suburb data
Queensland · Phone area code 07 · 34 km from Brisbane
Suburb snapshot
Armstrong Creek at a glance vs QLD
Fast facts and benchmark bars show the suburb's key postcode, Census, SEIFA, school and LGA signals in context.
Quick facts
Benchmarks against QLD
Income, rent and SEIFA figures are from the ABS 2021 Census and are reported in 2021 dollars, not adjusted for subsequent inflation.
Where Armstrong Creek ranks: household income is in the top 25% of QLD suburbs; SEIFA decile 10 puts it in the top 20% of Australia for socio-economic advantage.
ABS Census 2021 · SEIFA 2021Detailed comparison table
Armstrong Creek vs the QLD average and the national average, using population-weighted 2021 Census data.
| Metric | Armstrong Creek | QLD avg | AU avg | Greater Brisbane |
|---|---|---|---|---|
| Household income/wk | $2,166 +QLD | $1,770 | $1,836 | $1,945 |
| Rent/wk | $415 ≈QLD | $380 | $390 | $402 |
| Mortgage/month | $2,500 +QLD | $1,774 | $1,958 | $1,919 |
| Median age | 45 | 44.0 | 45.0 | 38.0 |
| SEIFA decile | 10/10 +QLD | 4.0/10 | 6.0/10 | 7.0/10 |
| Unemployment | 4.6% -QLD | 6.0% | 5.0% | 6.0% |
Green pill = at least 10% above the QLD average; red = at least 10% below; grey = within 10%. For unemployment, colour polarity is inverted: lower is better.
Armstrong Creek is a locality 34 km from Brisbane in Queensland, classified as inner regional by the ABS. The postcode is 4520. It falls within the Moreton Bay - South region. The local government area is Moreton Bay.
According to the 2021 Census, Armstrong Creek has a population of 328 with a median age of 45. The median weekly household income is $2,166, above the QLD average. The unemployment rate is 4.6%, lower than the QLD average. The Indigenous population is 6 (1.8% of residents).
Housing in Armstrong Creek includes a median weekly rent of $415, median monthly mortgage repayment of $2,500, with 116 total dwellings. These housing costs sit above the QLD average. Owner-occupied dwellings (owned or mortgaged) make up 93.6% of housing.
On the SEIFA Index of Relative Socio-economic Advantage and Disadvantage, Armstrong Creek scores in decile 10 out of 10, which is well above the national average.
Armstrong Creek is part of the The Hills District statistical area in Queensland.
Armstrong Creek details
Location, Census, housing, SEIFA and geography fields used across this profile.
| Postcode | 4520 |
| State | Queensland (QLD) |
| Phone Area Code | 07 |
| Population (2021) | 328 |
| Median Age | 45 years |
| Median Household Income (Census 2021) | $2,166/week |
| Median Personal Income (Census 2021) | $970/week |
| Median Weekly Rent (Census 2021) | $415 |
| Median Monthly Mortgage (Census 2021) | $2,500 |
| Average Household Size | 2.7 persons |
| Area | 34.3 km² |
| Population Density | 10/km² |
| Total Dwellings | 116 |
| Australian Citizens | 93.0% |
| Indigenous Population | 6 (1.8%) |
| Unemployment Rate | 4.6% |
| SEIFA IRSAD Decile | 10/10 (well above average) |
| Latitude | -27.2291232 |
| Longitude | 152.8139709 |
| Distance from Brisbane | 34 km |
| Region (SA4) | Moreton Bay - South |
| Area (SA3) | The Hills District |
| Local Government | Moreton Bay |
| Federal Electorate | Dickson |
| State Electorate | Pine Rivers |
| Time Zone | AEST (UTC+10), Australia/Brisbane (standard time) |
Age Profile
Show counts
| 0–14 years | 62 (18.9%) |
| 15–24 years | 31 (9.5%) |
| 25–44 years | 72 (22.0%) |
| 45–64 years | 120 (36.6%) |
| 65+ years | 53 (16.2%) |
Housing Tenure
SEIFA socio-economic index
Health Conditions (2021 Census)
| Asthma | 31 (9.5%) |
| Arthritis | 28 (8.5%) |
| Heart Disease | 13 (4.0%) |
| Diabetes | 10 (3.0%) |
| Cancer | 8 (2.4%) |
| Lung Condition | 5 (1.5%) |
Long-term health conditions self-reported in the 2021 Census. Persons may report more than one condition.
Motor Vehicles per Dwelling
| No vehicle | 0 (0.0%) |
| 1 vehicle | 18 (16.1%) |
| 2 vehicles | 50 (44.6%) |
| 3+ vehicles | 44 (39.3%) |
Suburbs Near Armstrong Creek
Same Postcode (4520)
More Armstrong Creek 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.