Mount Crosby
QLDMount Crosby is a stable suburb in QLD with 1,860 residents.
- SAL code
- 31953
- SA2
- 310031290
- Population
- 1,860
Mount Crosby, QLD had 1,860 residents at the 2021 Census, with the broader statistical area showing a 2.1% growth over the last five years. The predominant age group is 45-54 years, and the median age sits at 42. Households are most often couples with children, and those with a mortgage repay a median of $2,095 a month. Around 92.1% of homes are owner-occupied, with the largest single tenure being owned with a mortgage at 61.7%. Most dwellings are separate houses, making up 100.0% of the suburb's housing stock. The suburb has 5 parks and reserves mapped within its boundary. Source: ABS Census 2021 and Estimated Resident Population, with amenity counts from state Open Data and OpenStreetMap.
Population
?1,860
Suburb · Census 2021
5-Year Growth
+2.1%
3yr: +1.8% · 10yr: +0.2%
SA2 · 5yr
Household Income
$2,993/wk
Suburb · Census 2021 median
Median Age
42
Suburb · Census 2021
Socio-Economic Index
?10/10
SA2 · least disadvantaged
Unemployment
?1.1%
SA2 · Q4 2025
Hospitals
No data for this suburb
Childcare services
?1
1 OSHC
Parks & green space
?5
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 — Karana Downs (SA2)
ABS publishes annual estimates only at SA2; Mount Crosby suburb alone is ~1,860 (Census 2021).
Source: ABS ERP (latest release · 2025) · Census 2021. Numbers refreshed quarterly.
Growth at a Glance
Population grew from 5,096 to 6,261 over 24 years, averaging 0.9% 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
Housing
Almost entirely detached houses (100%), owner-occupied (92.1%), built for families (51% are 4 bed).
Dwelling mix
Tenure
QLD 33%
Number of bedrooms
Bushfire risk
Source: QLD QRA Bushfire Prone Area
As of Apr 2026
Overlap is the percentage of the suburb's land area inside the mapped bushfire polygons. Always verify the exact property address with the relevant authority before making decisions.
Flood risk
Source: QLD Local Government Flood Planning Areas
As of May 2026
Overlap is the percentage of the suburb's land area inside the mapped flood polygons. Always verify the exact property address with the relevant authority before making decisions.
Planning zones
9 zones in suburb| Code | Zone | % covered | Area |
|---|---|---|---|
| SP | Special Purpose ZoneSpecial use | 34.6% | 5.30 km² |
| RR | Rural Residential ZoneRural | 28.4% | 4.35 km² |
| CN | CNOther | 11.6% | 1.78 km² |
| RU | Rural ZoneRural | 7.0% | 1.07 km² |
| EM | Environmental Management ZoneEnvironmental | 6.7% | 1.02 km² |
| OS | Open Space Zoneparks | 1.8% | 0.27 km² |
| EI | EIOther | 0.4% | 0.06 km² |
| SR | Sport and Recreation ZoneRecreation | 0.1% | 0.02 km² |
| CF | Community Facilities ZoneSpecial use | 0.1% | 0.02 km² |
Source: QLD DSDILGP Local Government Planning Scheme Zones (ZONE_QLD/2026-05-12/be11464ce5af1cd4) · As of May 2026. Zone boundaries are amended periodically; verify the exact property with the relevant council before relying on permitted use.