Census comparison · 2011 · 2016 · 2021
Willson River then and now
Side-by-side ABS Census comparison for Willson River, SA (postcode 5222) — how the suburb looked across Census years from 2011 to 2021.
Population
Census 2011 → 2021
+100% over 10 years
| Metric | 2011 | 2016 | 2021 | Change (→2021) |
|---|---|---|---|---|
| Population | 3 | — | 6 | +3 · +100% |
| Median age | 51 | — | 75 | +24 · +47.1% |
| Median household income | $690/wk | — | $450/wk | $240 · -34.8% |
| Median personal income | $423/wk | — | $225/wk | $198 · -46.8% |
| Median rent | $185/wk | — | $0/wk | $185 · -100% |
| Median mortgage | $800/mo | — | $0/mo | $800 · -100% |
| Average household size | 2.1 | — | 2.0 | -0.1 · -4.8% |
Change is measured from the earliest available Census year to 2021 for each metric.
2011 and 2016 values are mapped from State Suburbs (SSC) to 2021 suburb boundaries — see methodology.