Census comparison · 2011 · 2016 · 2021
Mount Joy then and now
Side-by-side ABS Census comparison for Mount Joy, SA (postcode 5670) — how the suburb looked across Census years from 2011 to 2021.
Population
Census 2011 → 2016 → 2021
+600% over 10 years
| Metric | 2011 | 2016 | 2021 | Change (→2021) |
|---|---|---|---|---|
| Population | 1 | 3 | 7 | +6 · +600% |
| Median age | 47 | — | 35 | -12 · -25.5% |
| Median household income | $847/wk | — | $1,375/wk | +$528 · +62.3% |
| Median personal income | $438/wk | — | $500/wk | +$62 · +14.2% |
| Median rent | — | — | $0/wk | — |
| Median mortgage | $759/mo | — | $0/mo | $759 · -100% |
| Average household size | 2.2 | — | 1.0 | -1.2 · -54.5% |
Change is measured from the earliest available Census year to 2021 for each metric.
Mount Joy trends (2016 → 2021)
Change since the previous Census. Historical figures are mapped from State Suburbs (SSC) to today's suburb boundaries.
Population
7
was 3 in 2016
+4 · +133.3%
Dig deeper: Mount Joy population growth · Mount Joy then and now
2011 and 2016 values are mapped from State Suburbs (SSC) to 2021 suburb boundaries — see methodology.