Census comparison · 2011 · 2016 · 2021
Seacliff then and now
Side-by-side ABS Census comparison for Seacliff, SA (postcode 5049) — how the suburb looked across Census years from 2011 to 2021.
Population
Census 2011 → 2016 → 2021
+8.3% over 10 years
| Metric | 2011 | 2016 | 2021 | Change (→2021) |
|---|---|---|---|---|
| Population | 1,954 | 1,957 | 2,117 | +163 · +8.3% |
| Median age | 42 | 44 | 46 | +4 · +9.5% |
| Median household income | $1,383/wk | $1,610/wk | $1,931/wk | +$548 · +39.6% |
| Median personal income | $751/wk | $855/wk | $948/wk | +$197 · +26.2% |
| Median rent | $285/wk | $321/wk | $350/wk | +$65 · +22.8% |
| Median mortgage | $1,613/mo | $1,950/mo | $1,950/mo | +$337 · +20.9% |
| Average household size | 2.3 | 2.3 | 2.4 | +0.1 · +4.3% |
Change is measured from the earliest available Census year to 2021 for each metric.
Seacliff trends (2016 → 2021)
Change since the previous Census. Historical figures are mapped from State Suburbs (SSC) to today's suburb boundaries.
Population
2,117
was 1,957 in 2016
+160 · +8.2%
Median rent
$350/wk
was $321/wk in 2016
+$29 · +9%
Household income
$1,931/wk
was $1,610/wk in 2016
+$321 · +19.9%
Median age
46
was 44 in 2016
+2 · +4.5%
Dig deeper: Seacliff population growth · Seacliff then and now
2011 and 2016 values are mapped from State Suburbs (SSC) to 2021 suburb boundaries — see methodology.