Census comparison · 2011 · 2016 · 2021
St Mary then and now
Side-by-side ABS Census comparison for St Mary, QLD (postcode 4650) — how the suburb looked across Census years from 2011 to 2021.
Population
Census 2011 → 2016 → 2021
+21.4% over 10 years
| Metric | 2011 | 2016 | 2021 | Change (→2021) |
|---|---|---|---|---|
| Population | 28 | 73 | 34 | +6 · +21.4% |
| Median age | 41 | 43 | 56 | +15 · +36.6% |
| Median household income | $619/wk | $725/wk | $1,166/wk | +$547 · +88.4% |
| Median personal income | $337/wk | $361/wk | $599/wk | +$262 · +77.7% |
| Median rent | $150/wk | — | $400/wk | +$250 · +166.7% |
| Median mortgage | $1,091/mo | $650/mo | $968/mo | $123 · -11.3% |
| Average household size | 2.6 | 2.9 | 2.1 | -0.5 · -19.2% |
Change is measured from the earliest available Census year to 2021 for each metric.
St Mary trends (2016 → 2021)
Change since the previous Census. Historical figures are mapped from State Suburbs (SSC) to today's suburb boundaries.
Population
34
was 73 in 2016
-39 · -53.4%
Household income
$1,166/wk
was $725/wk in 2016
+$441 · +60.8%
Median age
56
was 43 in 2016
+13 · +30.2%
Dig deeper: St Mary population growth · St Mary then and now
2011 and 2016 values are mapped from State Suburbs (SSC) to 2021 suburb boundaries — see methodology.