Census comparison · 2011 · 2016 · 2021
St Clair then and now
Side-by-side ABS Census comparison for St Clair, SA (postcode 5011) — how the suburb looked across Census years from 2011 to 2021.
Population
Census 2011 → 2016 → 2021
+1160.3% over 10 years
| Metric | 2011 | 2016 | 2021 | Change (→2021) |
|---|---|---|---|---|
| Population | 209 | 1,712 | 2,634 | +2,425 · +1160.3% |
| Median age | 37 | 30 | 32 | -5 · -13.5% |
| Median household income | $1,056/wk | $1,534/wk | $1,890/wk | +$834 · +79% |
| Median personal income | $551/wk | $829/wk | $1,055/wk | +$504 · +91.5% |
| Median rent | $240/wk | $340/wk | $360/wk | +$120 · +50% |
| Median mortgage | $1,600/mo | $2,000/mo | $1,733/mo | +$133 · +8.3% |
| Average household size | 2.5 | 2.4 | 2.3 | -0.2 · -8% |
Change is measured from the earliest available Census year to 2021 for each metric.
St Clair trends (2016 → 2021)
Change since the previous Census. Historical figures are mapped from State Suburbs (SSC) to today's suburb boundaries.
Population
2,634
was 1,712 in 2016
+922 · +53.9%
Median rent
$360/wk
was $340/wk in 2016
+$20 · +5.9%
Household income
$1,890/wk
was $1,534/wk in 2016
+$356 · +23.2%
Median age
32
was 30 in 2016
+2 · +6.7%
Dig deeper: St Clair population growth · St Clair then and now
2011 and 2016 values are mapped from State Suburbs (SSC) to 2021 suburb boundaries — see methodology.