Green Island
QLDGreen Island is a growing suburb in QLD with 20 residents.
- SAL code
- 31235
- SA2
- 306021148
- Population
- 20
Green Island, QLD had 20 residents at the 2021 Census, with the broader statistical area showing a 17.4% growth over the last five years. The predominant age group is 25-34 years, and the median age sits at 34. The median household income is $1,749 per week, and households with a mortgage repay around $0 a month. Most workers travel by walked, accounting for 63.6% of the journey-to-work mix. The suburb has 1 park or reserve mapped within its boundary. Source: ABS Census 2021 and Estimated Resident Population, with amenity counts from state Open Data and OpenStreetMap.
Population
?20
Suburb · Census 2021
5-Year Growth
+17.4%
3yr: +10.6% · 10yr: +29.0%
SA2 · 5yr
Household Income
$1,749/wk
Suburb · Census 2021 median
Median Age
34
Suburb · Census 2021
Socio-Economic Index
?5/10
SA2 · middle-range
Unemployment
?3.6%
SA4 · Q4 2025
Hospitals
No data for this suburb
Childcare services
No data for this suburb
Parks & green space
?1
Parks, reserves
Transport stops
No data for this suburb
Dwelling approvals
No data for this suburb
Median House Sale Price
state Valuer-General sale price data not yet loaded for QLD
Safety & Crime
2025 Q4Reported incidents from QLD police. Offence rates may not reflect all crime.
Population over time — Gordonvale - Trinity (SA2)
ABS publishes annual estimates only at SA2; Green Island suburb alone is ~20 (Census 2021).
Growth at a Glance
Population grew from 6,364 to 11,413 over 24 years, averaging 2.5% per year.
Government school catchment
Catchment data is not yet available for QLD.
Source when available: QLD Department of Education — QSpatial State School Catchment Areas.
Profile
Census snapshot
People
Median age 34 (young-family), largest age group 25-34 (25%), full-time-heavy workforce (91%).
Median age
34
Avg household size
1.5
Age distribution
Employment
55.0% workforce participation · 0.0% unemployment
Bushfire & flood risk
Hazard data is not yet available for QLD.
Source when available: QLD Reconstruction Authority — Bushfire Prone Area + Floodplain Assessment Overlay.
Planning zones
Planning-zone data is not yet available for QLD.
Source when available: QLD Department of State Development, Infrastructure, Local Government and Planning.