Census comparison · 2011 · 2016 · 2021
The Gap then and now
Side-by-side ABS Census comparison for The Gap, SA (postcode 5271) — how the suburb looked across Census years from 2011 to 2021.
Population
Census 2011 → 2016 → 2021
+8.3% over 10 years
| Metric | 2011 | 2016 | 2021 | Change (→2021) |
|---|---|---|---|---|
| Population | 24 | 21 | 26 | +2 · +8.3% |
| Median age | 40 | 44 | 37 | -3 · -7.5% |
| Median household income | $1,062/wk | $1,166/wk | $1,125/wk | +$63 · +5.9% |
| Median personal income | $567/wk | $612/wk | $725/wk | +$158 · +27.9% |
| Median rent | — | — | $300/wk | — |
| Median mortgage | $975/mo | — | $0/mo | $975 · -100% |
| Average household size | 2.6 | 2.0 | 2.9 | +0.3 · +11.5% |
Change is measured from the earliest available Census year to 2021 for each metric.
The Gap trends (2016 → 2021)
Change since the previous Census. Historical figures are mapped from State Suburbs (SSC) to today's suburb boundaries.
Population
26
was 21 in 2016
+5 · +23.8%
Household income
$1,125/wk
was $1,166/wk in 2016
$41 · -3.5%
Median age
37
was 44 in 2016
-7 · -15.9%
Dig deeper: The Gap population growth · The Gap then and now
2011 and 2016 values are mapped from State Suburbs (SSC) to 2021 suburb boundaries — see methodology.