Census comparison · 2011 · 2016 · 2021
Mardella then and now
Side-by-side ABS Census comparison for Mardella, WA (postcode 6125) — how the suburb looked across Census years from 2011 to 2021.
Population
Census 2011 → 2016 → 2021
-6.5% over 10 years
| Metric | 2011 | 2016 | 2021 | Change (→2021) |
|---|---|---|---|---|
| Population | 477 | 480 | 446 | -31 · -6.5% |
| Median age | 39 | 42 | 45 | +6 · +15.4% |
| Median household income | $1,380/wk | $1,958/wk | $2,288/wk | +$908 · +65.8% |
| Median personal income | $583/wk | $752/wk | $918/wk | +$335 · +57.5% |
| Median rent | $236/wk | $250/wk | $380/wk | +$144 · +61% |
| Median mortgage | $2,122/mo | $2,167/mo | $2,500/mo | +$378 · +17.8% |
| Average household size | 2.9 | 2.8 | 3.0 | +0.1 · +3.4% |
Change is measured from the earliest available Census year to 2021 for each metric.
Mardella trends (2016 → 2021)
Change since the previous Census. Historical figures are mapped from State Suburbs (SSC) to today's suburb boundaries.
Population
446
was 480 in 2016
-34 · -7.1%
Median rent
$380/wk
was $250/wk in 2016
+$130 · +52%
Household income
$2,288/wk
was $1,958/wk in 2016
+$330 · +16.9%
Median age
45
was 42 in 2016
+3 · +7.1%
Dig deeper: Mardella population growth · Mardella then and now
2011 and 2016 values are mapped from State Suburbs (SSC) to 2021 suburb boundaries — see methodology.