Cardiff (NSW)
NSWCardiff (NSW) is a growing suburb in NSW with 6,318 residents.
- SAL code
- 10808
- SA2
- 111011209
- Population
- 6,318
- LGA
- Lake Macquarie
Cardiff (NSW), NSW had 6,318 residents at the 2021 Census, with the broader statistical area showing a 3.8% growth over the last five years. The predominant age group is 25-34 years, and the median age sits at 38. Households are most often couples with children, and those with a mortgage repay a median of $1,733 a month. Around 68.3% of homes are owner-occupied, with the largest single tenure being owned with a mortgage at 37.6%. Most dwellings are separate houses, making up 83.2% of the suburb's housing stock. The suburb has 10 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
?6,318
Suburb · Census 2021
5-Year Growth
+3.8%
3yr: +2.3% · 10yr: +6.7%
SA2 · 5yr
Household Income
$1,512/wk
Suburb · Census 2021 median
Median Age
38
Suburb · Census 2021
Socio-Economic Index
?6/10
SA2 · middle-range
Unemployment
?3.9%
SA4 · Q4 2025
Schools
3
2 primary, 1 secondary
Hospitals
No data for this suburb
Childcare services
?10
5 long day, 4 OSHC
Parks & green space
?10
Parks, reserves
Transport stops
?36
GTFS stops
Dwelling approvals
?104
Lake Macquarie · 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)
Population over time — Glendale - Cardiff - Hillsborough (SA2)
ABS publishes annual estimates only at SA2; Cardiff (NSW) suburb alone is ~6,318 (Census 2021).
Growth at a Glance
Population grew from 22,959 to 25,569 over 24 years, averaging 0.4% per year.
Schools
3 in suburbGovernment school catchment
Intake zonePrimary
Cardiff PS54.5%
- Cardiff NPS 22.0%
- Garden Suburb PS 9.5%
- Glendale EPS 9.2%
- Cardiff SPS 4.6%
- Argenton PS 0.0%
- Hillsborough PS 0.0%
- Boolaroo PS 0.0%
Secondary
Cardiff HS90.8%
- Glendale Technology HS 9.2%
- Lake Macquarie HS 0.0%
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 2.5%Almost entirely detached houses (83.2%), mixed tenure (68% own or mortgage), built for families (50% 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
12 zones in suburb| Code | Zone | % covered | Area |
|---|---|---|---|
| R2 | ZoneResidential | 29.6% | 1.53 km² |
| E4 | ZoneEnvironmental | 25.7% | 1.33 km² |
| R3 | ZoneResidential | 17.3% | 0.89 km² |
| RE1 | ZoneRecreation | 9.8% | 0.50 km² |
| MU1 | ZoneBusiness | 8.5% | 0.44 km² |
| SP2 | ZoneSpecial use | 5.0% | 0.26 km² |
| E3 | ZoneEnvironmental | 2.5% | 0.13 km² |
| C2 | ZoneEnvironmental | 0.5% | 0.03 km² |
| C3 | ZoneEnvironmental | 0.4% | 0.02 km² |
| DM | ZoneDeferred | 0.4% | 0.02 km² |
| SP3 | ZoneSpecial use | 0.2% | 9,173 m² |
| RE2 | ZoneRecreation | 0.2% | 8,560 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.