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 66.3% of homes are owner-occupied, with the largest single tenure being owned with a mortgage at 36.5%. Most dwellings are separate houses, making up 82.8% 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%
SA2 · 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).
Source: ABS ERP (latest release · 2025) · Census 2021. Numbers refreshed quarterly.
Growth at a Glance
Population grew from 22,959 to 25,569 over 24 years, averaging 0.4% per year.
Schools
3 in suburbSector
3 public
Type
2 primary · 1 secondary
Total enrolment
1,208
Avg per school
403
Government 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 (82.8%), mixed tenure (66.3% own or mortgage), built for families (50% are 3 bed).
Dwelling mix
Tenure
NSW 33%
Number of bedrooms
Bushfire risk
Source: NSW RFS BFPL via SEED
As of May 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
This suburb falls outside every flood polygon mapped by the relevant authority. Always confirm at the property address — local conditions and unmapped overlays can still apply.
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. 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.