Census comparison · 2011 · 2016 · 2021
Alpha then and now
Side-by-side ABS Census comparison for Alpha, QLD (postcode 4724) — how the suburb looked across Census years from 2011 to 2021.
Population
Census 2011 → 2016 → 2021
-20% over 10 years
| Metric | 2011 | 2016 | 2021 | Change (→2021) |
|---|---|---|---|---|
| Population | 699 | 335 | 559 | -140 · -20% |
| Median age | 40 | 43 | 44 | +4 · +10% |
| Median household income | $1,183/wk | $1,116/wk | $1,547/wk | +$364 · +30.8% |
| Median personal income | $612/wk | $713/wk | $953/wk | +$341 · +55.7% |
| Median rent | $60/wk | $88/wk | $120/wk | +$60 · +100% |
| Median mortgage | $1,128/mo | $1,138/mo | $650/mo | $478 · -42.4% |
| Average household size | 2.6 | 2.3 | 2.5 | -0.1 · -3.8% |
Change is measured from the earliest available Census year to 2021 for each metric.
Alpha trends (2016 → 2021)
Change since the previous Census. Historical figures are mapped from State Suburbs (SSC) to today's suburb boundaries.
Population
559
was 335 in 2016
+224 · +66.9%
Median rent
$120/wk
was $88/wk in 2016
+$32 · +36.4%
Household income
$1,547/wk
was $1,116/wk in 2016
+$431 · +38.6%
Median age
44
was 43 in 2016
+1 · +2.3%
Dig deeper: Alpha population growth · Alpha then and now
2011 and 2016 values are mapped from State Suburbs (SSC) to 2021 suburb boundaries — see methodology.