Census comparison · 2011 · 2016 · 2021
St Marys then and now
Side-by-side ABS Census comparison for St Marys, NSW (postcode 2760) — how the suburb looked across Census years from 2011 to 2021.
Population
Census 2011 → 2016 → 2021
+20.5% over 10 years
| Metric | 2011 | 2016 | 2021 | Change (→2021) |
|---|---|---|---|---|
| Population | 10,997 | 12,195 | 13,256 | +2,259 · +20.5% |
| Median age | 35 | 34 | 34 | -1 · -2.9% |
| Median household income | $996/wk | $1,190/wk | $1,437/wk | +$441 · +44.3% |
| Median personal income | $501/wk | $630/wk | $754/wk | +$253 · +50.5% |
| Median rent | $270/wk | $350/wk | $365/wk | +$95 · +35.2% |
| Median mortgage | $1,733/mo | $1,703/mo | $1,847/mo | +$114 · +6.6% |
| Average household size | 2.5 | 2.6 | 2.5 | 0 · 0% |
Change is measured from the earliest available Census year to 2021 for each metric.
St Marys trends (2016 → 2021)
Change since the previous Census. Historical figures are mapped from State Suburbs (SSC) to today's suburb boundaries.
Population
13,256
was 12,195 in 2016
+1,061 · +8.7%
Median rent
$365/wk
was $350/wk in 2016
+$15 · +4.3%
Household income
$1,437/wk
was $1,190/wk in 2016
+$247 · +20.8%
Median age
34
was 34 in 2016
0 · 0%
Dig deeper: St Marys population growth · St Marys then and now
2011 and 2016 values are mapped from State Suburbs (SSC) to 2021 suburb boundaries — see methodology.