Census comparison · 2011 · 2016 · 2021
Thornlie then and now
Side-by-side ABS Census comparison for Thornlie, WA (postcode 6108) — how the suburb looked across Census years from 2011 to 2021.
Population
Census 2011 → 2016 → 2021
+3% over 10 years
| Metric | 2011 | 2016 | 2021 | Change (→2021) |
|---|---|---|---|---|
| Population | 22,965 | 23,153 | 23,665 | +700 · +3% |
| Median age | 36 | 37 | 38 | +2 · +5.6% |
| Median household income | $1,411/wk | $1,449/wk | $1,571/wk | +$160 · +11.3% |
| Median personal income | $616/wk | $626/wk | $682/wk | +$66 · +10.7% |
| Median rent | $320/wk | $350/wk | $330/wk | +$10 · +3.1% |
| Median mortgage | $1,700/mo | $1,733/mo | $1,625/mo | $75 · -4.4% |
| Average household size | 2.8 | 2.8 | 2.7 | -0.1 · -3.6% |
Change is measured from the earliest available Census year to 2021 for each metric.
Thornlie trends (2016 → 2021)
Change since the previous Census. Historical figures are mapped from State Suburbs (SSC) to today's suburb boundaries.
Population
23,665
was 23,153 in 2016
+512 · +2.2%
Median rent
$330/wk
was $350/wk in 2016
$20 · -5.7%
Household income
$1,571/wk
was $1,449/wk in 2016
+$122 · +8.4%
Median age
38
was 37 in 2016
+1 · +2.7%
Dig deeper: Thornlie population growth · Thornlie then and now
2011 and 2016 values are mapped from State Suburbs (SSC) to 2021 suburb boundaries — see methodology.