Census comparison · 2011 · 2016 · 2021
Semaphore Park then and now
Side-by-side ABS Census comparison for Semaphore Park, SA (postcode 5019) — how the suburb looked across Census years from 2011 to 2021.
Population
Census 2011 → 2016 → 2021
+7.5% over 10 years
| Metric | 2011 | 2016 | 2021 | Change (→2021) |
|---|---|---|---|---|
| Population | 4,225 | 4,298 | 4,541 | +316 · +7.5% |
| Median age | 46 | 45 | 46 | 0 · 0% |
| Median household income | $826/wk | $1,083/wk | $1,262/wk | +$436 · +52.8% |
| Median personal income | $485/wk | $565/wk | $656/wk | +$171 · +35.3% |
| Median rent | $158/wk | $210/wk | $250/wk | +$92 · +58.2% |
| Median mortgage | $1,733/mo | $1,685/mo | $1,786/mo | +$53 · +3.1% |
| Average household size | 2.1 | 2.1 | 2.2 | +0.1 · +4.8% |
Change is measured from the earliest available Census year to 2021 for each metric.
Semaphore Park trends (2016 → 2021)
Change since the previous Census. Historical figures are mapped from State Suburbs (SSC) to today's suburb boundaries.
Population
4,541
was 4,298 in 2016
+243 · +5.7%
Median rent
$250/wk
was $210/wk in 2016
+$40 · +19%
Household income
$1,262/wk
was $1,083/wk in 2016
+$179 · +16.5%
Median age
46
was 45 in 2016
+1 · +2.2%
Dig deeper: Semaphore Park population growth · Semaphore Park then and now
2011 and 2016 values are mapped from State Suburbs (SSC) to 2021 suburb boundaries — see methodology.