Census comparison · 2011 · 2016 · 2021
Mount Isa then and now
Side-by-side ABS Census comparison for Mount Isa, QLD (postcode 4825) — how the suburb looked across Census years from 2011 to 2021.
Population
Census 2011 → 2016 → 2021
-34.8% over 10 years
| Metric | 2011 | 2016 | 2021 | Change (→2021) |
|---|---|---|---|---|
| Population | 264 | 118 | 172 | -92 · -34.8% |
| Median age | 38 | 37 | 35 | -3 · -7.9% |
| Median household income | $1,359/wk | $2,799/wk | $4,727/wk | +$3,368 · +247.8% |
| Median personal income | $1,252/wk | $1,147/wk | $1,812/wk | +$560 · +44.7% |
| Median rent | — | — | $175/wk | — |
| Median mortgage | $2,110/mo | — | $1,250/mo | $860 · -40.8% |
| Average household size | 2.1 | 2.7 | 3.2 | +1.1 · +52.4% |
Change is measured from the earliest available Census year to 2021 for each metric.
Mount Isa trends (2016 → 2021)
Change since the previous Census. Historical figures are mapped from State Suburbs (SSC) to today's suburb boundaries.
Population
172
was 118 in 2016
+54 · +45.8%
Household income
$4,727/wk
was $2,799/wk in 2016
+$1,928 · +68.9%
Median age
35
was 37 in 2016
-2 · -5.4%
Dig deeper: Mount Isa population growth · Mount Isa then and now
2011 and 2016 values are mapped from State Suburbs (SSC) to 2021 suburb boundaries — see methodology.