Census comparison · 2011 · 2016 · 2021
Marion Bay then and now
Side-by-side ABS Census comparison for Marion Bay, SA (postcode 5575) — how the suburb looked across Census years from 2011 to 2021.
Population
Census 2011 → 2016 → 2021
+2.4% over 10 years
| Metric | 2011 | 2016 | 2021 | Change (→2021) |
|---|---|---|---|---|
| Population | 205 | 172 | 210 | +5 · +2.4% |
| Median age | 46 | 50 | 54 | +8 · +17.4% |
| Median household income | $547/wk | $701/wk | $838/wk | +$291 · +53.2% |
| Median personal income | $362/wk | $455/wk | $539/wk | +$177 · +48.9% |
| Median rent | $101/wk | $220/wk | $200/wk | +$99 · +98% |
| Median mortgage | $1,766/mo | $563/mo | $867/mo | $899 · -50.9% |
| Average household size | 2.2 | 1.9 | 2.0 | -0.2 · -9.1% |
Change is measured from the earliest available Census year to 2021 for each metric.
Marion Bay trends (2016 → 2021)
Change since the previous Census. Historical figures are mapped from State Suburbs (SSC) to today's suburb boundaries.
Population
210
was 172 in 2016
+38 · +22.1%
Median rent
$200/wk
was $220/wk in 2016
$20 · -9.1%
Household income
$838/wk
was $701/wk in 2016
+$137 · +19.5%
Median age
54
was 50 in 2016
+4 · +8%
Dig deeper: Marion Bay population growth · Marion Bay then and now
2011 and 2016 values are mapped from State Suburbs (SSC) to 2021 suburb boundaries — see methodology.