Census comparison · 2011 · 2016 · 2021
Idalia then and now
Side-by-side ABS Census comparison for Idalia, QLD (postcode 4811) — how the suburb looked across Census years from 2011 to 2021.
Population
Census 2011 → 2016 → 2021
+26.9% over 10 years
| Metric | 2011 | 2016 | 2021 | Change (→2021) |
|---|---|---|---|---|
| Population | 3,595 | 4,438 | 4,563 | +968 · +26.9% |
| Median age | 28 | 30 | 32 | +4 · +14.3% |
| Median household income | $2,023/wk | $2,175/wk | $2,524/wk | +$501 · +24.8% |
| Median personal income | $932/wk | $1,028/wk | $1,240/wk | +$308 · +33% |
| Median rent | $390/wk | $380/wk | $400/wk | +$10 · +2.6% |
| Median mortgage | $2,500/mo | $2,058/mo | $1,920/mo | $580 · -23.2% |
| Average household size | 3.0 | 2.9 | 2.7 | -0.3 · -10% |
Change is measured from the earliest available Census year to 2021 for each metric.
Idalia trends (2016 → 2021)
Change since the previous Census. Historical figures are mapped from State Suburbs (SSC) to today's suburb boundaries.
Population
4,563
was 4,438 in 2016
+125 · +2.8%
Median rent
$400/wk
was $380/wk in 2016
+$20 · +5.3%
Household income
$2,524/wk
was $2,175/wk in 2016
+$349 · +16%
Median age
32
was 30 in 2016
+2 · +6.7%
Dig deeper: Idalia population growth · Idalia then and now
2011 and 2016 values are mapped from State Suburbs (SSC) to 2021 suburb boundaries — see methodology.