Sylvania
NSWSylvania is a stable suburb in NSW with 10,749 residents.
- SAL code
- 13732
- SA2
- 128011531
- Population
- 10,749
- LGA
- Sutherland
Sylvania, NSW had 10,749 residents at the 2021 Census, with the broader statistical area showing a 0.5% growth over the last five years. The predominant age group is 45-54 years, and the median age sits at 46. Households are most often couples with children, and those with a mortgage repay a median of $2,730 a month. Around 78.0% of homes are owner-occupied, with the largest single tenure being owned outright at 43.0%. Most dwellings are separate houses, making up 60.4% of the suburb's housing stock. The suburb has 11 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
?10,749
Suburb · Census 2021
5-Year Growth
+0.5%
3yr: +1.0% · 10yr: -0.1%
SA2 · 5yr
Household Income
$1,961/wk
Suburb · Census 2021 median
Median Age
46
Suburb · Census 2021
Socio-Economic Index
?9/10
SA2 · least disadvantaged
Unemployment
?3.5%
SA4 · Q4 2025
Schools
3
2 primary, 1 secondary
Hospitals
No data for this suburb
Childcare services
?11
8 long day, 3 OSHC
Parks & green space
?11
Parks, reserves
Transport stops
?26
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 — Sylvania - Taren Point (SA2)
ABS publishes annual estimates only at SA2; Sylvania suburb alone is ~10,749 (Census 2021).
Growth at a Glance
Population grew from 14,705 to 16,620 over 24 years, averaging 0.5% per year.
Schools
3 in suburbGovernment school catchment
Intake zonePrimary
Sylvania Hts PS67.5%
- Sylvania PS 24.7%
- Gymea NPS 6.7%
Secondary
Sylvania HS86.2%
- Gymea THS 8.0%
- Port Hacking HS 5.5%
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
Public housing 2.9%Predominantly detached houses (60.4%), owner-occupied (78%), built for families (41% are 3 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
14 zones in suburb| Code | Zone | % covered | Area |
|---|---|---|---|
| R2 | ZoneResidential | 55.7% | 1.87 km² |
| C4 | ZoneEnvironmental | 8.9% | 0.30 km² |
| SP2 | ZoneSpecial use | 8.8% | 0.30 km² |
| R3 | ZoneResidential | 7.4% | 0.25 km² |
| C3 | ZoneEnvironmental | 6.8% | 0.23 km² |
| RE1 | ZoneRecreation | 4.9% | 0.16 km² |
| R4 | ZoneResidential | 3.6% | 0.12 km² |
| E2 | ZoneEnvironmental | 1.5% | 0.05 km² |
| E1 | ZoneEnvironmental | 0.7% | 0.02 km² |
| W1 | ZoneWaterway | 0.7% | 0.02 km² |
| C2 | ZoneEnvironmental | 0.3% | 0.01 km² |
| RE2 | ZoneRecreation | 0.3% | 9,832 m² |
| E3 | ZoneEnvironmental | 0.2% | 7,829 m² |
| W2 | ZoneWaterway | 0.2% | 5,298 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.