Census comparison · 2011 · 2016 · 2021
Koolanooka then and now
Side-by-side ABS Census comparison for Koolanooka, WA (postcode 6623) — how the suburb looked across Census years from 2011 to 2021.
Population
Census 2011 → 2016 → 2021
-31.2% over 10 years
| Metric | 2011 | 2016 | 2021 | Change (→2021) |
|---|---|---|---|---|
| Population | 32 | 16 | 22 | -10 · -31.2% |
| Median age | 42 | 45 | 33 | -9 · -21.4% |
| Median household income | $1,357/wk | $1,124/wk | $2,374/wk | +$1,017 · +74.9% |
| Median personal income | $758/wk | $425/wk | $725/wk | $33 · -4.4% |
| Median rent | — | — | $0/wk | — |
| Median mortgage | $1,900/mo | — | $0/mo | $1,900 · -100% |
| Average household size | 2.6 | 2.4 | 3.5 | +0.9 · +34.6% |
Change is measured from the earliest available Census year to 2021 for each metric.
Koolanooka trends (2016 → 2021)
Change since the previous Census. Historical figures are mapped from State Suburbs (SSC) to today's suburb boundaries.
Population
22
was 16 in 2016
+6 · +37.5%
Household income
$2,374/wk
was $1,124/wk in 2016
+$1,250 · +111.2%
Median age
33
was 45 in 2016
-12 · -26.7%
Dig deeper: Koolanooka population growth · Koolanooka then and now
2011 and 2016 values are mapped from State Suburbs (SSC) to 2021 suburb boundaries — see methodology.