Bonnet Bay
NSWBonnet Bay is a growing suburb in NSW with 2,238 residents.
- SAL code
- 10467
- SA2
- 128021536
- Population
- 2,238
- LGA
- Sutherland
Bonnet Bay, NSW had 2,238 residents at the 2021 Census, with the broader statistical area showing a 3.0% growth over the last five years. The predominant age group is 45-54 years, and the median age sits at 44. Households are most often couples with children, and those with a mortgage repay a median of $3,000 a month. Around 94.9% of homes are owner-occupied, with the largest single tenure being owned with a mortgage at 49.8%. Most dwellings are separate houses, making up 99.6% of the suburb's housing stock. The suburb has 6 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
?2,238
Suburb · Census 2021
5-Year Growth
+3.0%
3yr: +2.7% · 10yr: +5.2%
SA2 · 5yr
Household Income
$3,087/wk
Suburb · Census 2021 median
Median Age
44
Suburb · Census 2021
Socio-Economic Index
?10/10
SA2 · least disadvantaged
Unemployment
?2.2%
SA4 · Q4 2025
Schools
1
1 primary
Hospitals
No data for this suburb
Childcare services
?2
1 long day, 1 OSHC
Parks & green space
?6
Parks, reserves
Transport stops
?39
GTFS stops
Dwelling approvals
?69
Sutherland · Feb 2026
Median Weekly Rent
Based on NSW rental bond lodgements, aggregated at postcode level. All SALs sharing this postcode show the same median.
Median House Sale Price
Source: state Valuer-General (suburb-level quarterly medians).
→ Calculate stamp duty on this suburb's median price→ Estimate mortgage repayments→ Calculate rental yield (price + median rent)
Safety & Crime
2025 Q4Reported incidents from NSW police. Offence rates may not reflect all crime.
Population over time — Oyster Bay - Como - Jannali (SA2)
ABS publishes annual estimates only at SA2; Bonnet Bay suburb alone is ~2,238 (Census 2021).
Growth at a Glance
Population grew from 21,252 to 22,878 over 24 years, averaging 0.3% per year.
Schools
1 in suburbGovernment school catchment
Intake zonePrimary
Bonnet Bay PS92.9%
- Jannali PS 3.9%
- Como WPS 3.2%
Secondary
The Jannali HS
Source: NSW Department of Education — School Intake Zones. Boundaries can be amended without notice; confirm with the school before relying on enrolment.
Profile
Census snapshot
Housing
Almost entirely detached houses (99.6%), owner-occupied (95%), built for families (52% are 4 bed).
Dwelling mix
Tenure
Number of bedrooms
Bushfire & flood risk
Hazard data is not yet available for NSW.
Source when available: NSW Rural Fire Service (BFPL) and NSW DPHI EPI Flood.
Planning zones
7 zones in suburb| Code | Zone | % covered | Area |
|---|---|---|---|
| C3 | ZoneEnvironmental | 61.1% | 0.69 km² |
| C2 | ZoneEnvironmental | 26.1% | 0.30 km² |
| RE1 | ZoneRecreation | 7.3% | 0.08 km² |
| SP2 | ZoneSpecial use | 2.6% | 0.03 km² |
| W1 | ZoneWaterway | 1.6% | 0.02 km² |
| C4 | ZoneEnvironmental | 0.9% | 0.01 km² |
| E1 | ZoneEnvironmental | 0.3% | 3,578 m² |
Source: NSW DPHI EPI Land Zoning (ZONE_NSW/2026-04-29/1eccf1a530fa1be5) · As of Apr 2026. Zone boundaries are amended periodically; verify the exact property with the relevant council before relying on permitted use.