Census comparison · 2011 · 2016 · 2021
Gemini Mountains then and now
Side-by-side ABS Census comparison for Gemini Mountains, QLD (postcode 4721) — how the suburb looked across Census years from 2011 to 2021.
Population
Census 2011 → 2016 → 2021
+54.8% over 10 years
| Metric | 2011 | 2016 | 2021 | Change (→2021) |
|---|---|---|---|---|
| Population | 42 | 51 | 65 | +23 · +54.8% |
| Median age | 32 | 33 | 43 | +11 · +34.4% |
| Median household income | $1,169/wk | $1,312/wk | $1,625/wk | +$456 · +39% |
| Median personal income | $613/wk | $669/wk | $1,062/wk | +$449 · +73.2% |
| Median rent | — | — | $300/wk | — |
| Median mortgage | $2,000/mo | — | $0/mo | $2,000 · -100% |
| Average household size | 2.9 | 3.4 | 2.9 | 0 · 0% |
Change is measured from the earliest available Census year to 2021 for each metric.
Gemini Mountains trends (2016 → 2021)
Change since the previous Census. Historical figures are mapped from State Suburbs (SSC) to today's suburb boundaries.
Population
65
was 51 in 2016
+14 · +27.5%
Household income
$1,625/wk
was $1,312/wk in 2016
+$313 · +23.9%
Median age
43
was 33 in 2016
+10 · +30.3%
Dig deeper: Gemini Mountains population growth · Gemini Mountains then and now
2011 and 2016 values are mapped from State Suburbs (SSC) to 2021 suburb boundaries — see methodology.