Census comparison · 2011 · 2016 · 2021
Brentwood then and now
Side-by-side ABS Census comparison for Brentwood, SA (postcode 5575) — how the suburb looked across Census years from 2011 to 2021.
Population
Census 2011 → 2016 → 2021
-34.3% over 10 years
| Metric | 2011 | 2016 | 2021 | Change (→2021) |
|---|---|---|---|---|
| Population | 108 | 77 | 71 | -37 · -34.3% |
| Median age | 51 | 48 | 49 | -2 · -3.9% |
| Median household income | $820/wk | $1,149/wk | $1,333/wk | +$513 · +62.6% |
| Median personal income | $428/wk | $537/wk | $494/wk | +$66 · +15.4% |
| Median rent | $120/wk | $120/wk | $150/wk | +$30 · +25% |
| Median mortgage | $964/mo | $1,300/mo | $867/mo | $97 · -10.1% |
| Average household size | 2.3 | 2.1 | 2.7 | +0.4 · +17.4% |
Change is measured from the earliest available Census year to 2021 for each metric.
Brentwood trends (2016 → 2021)
Change since the previous Census. Historical figures are mapped from State Suburbs (SSC) to today's suburb boundaries.
Population
71
was 77 in 2016
-6 · -7.8%
Median rent
$150/wk
was $120/wk in 2016
+$30 · +25%
Household income
$1,333/wk
was $1,149/wk in 2016
+$184 · +16%
Median age
49
was 48 in 2016
+1 · +2.1%
Dig deeper: Brentwood population growth · Brentwood then and now
2011 and 2016 values are mapped from State Suburbs (SSC) to 2021 suburb boundaries — see methodology.