Enrolment
Girls vs boys enrolment
778
reported total enrolments
367 girls
411 boys
47.2% girls52.8% boys
Cardiff High School reports 778 total enrolments, including 367 girls and 411 boys. The reported enrolment mix is 47.2% girls and 52.8% boys.
2025 Australia school profile data
Cardiff High School
Cardiff High School is a government secondary school in Cardiff, New South Wales, with 778 reported enrolments, a student-teacher ratio of 11.8:1, and an ICSEA percentile of 40.
Cardiff, NSW 2285GovernmentSecondary7-12
GovernmentSecondaryCo-educational
Quick school snapshot
What stands out in the profile
School model
Cardiff High School is listed as Government and Secondary, with a reported year range of 7-12.
Enrolment size
The school reports 778 total enrolments, including 367 girls and 411 boys where available.
ICSEA context
The ICSEA value is 986, with percentile 40 in the current dataset.
Gender profile
The gender type is Co-educational, with a reported mix of 47.2% girls and 52.8% boys.
Staff ratio
The student-teacher ratio is 11.8:1, based on 66.1 FTE teaching staff where available.
Local area
The campus is in Cardiff, New South Wales, within Lake Macquarie.
Profile signals
School profile dashboard
The main student and context indicators are shown visually so the profile reads like a school intelligence page, not a spreadsheet.
Cardiff High School profile summary
Cardiff High School is listed as a government secondary school in Cardiff, New South Wales. The profile reports 778 total enrolments, an ICSEA value of 986, and a student-teacher ratio of 11.8:1 where available. The reported year range is 7-12, and the campus sits within Lake Macquarie local government area.
Socio-educational
ICSEA percentile
40
percentile where available
ICSEA
986
Cardiff High School sits at the 40 ICSEA percentile in the reported dataset.
SEA quarters
Socio-educational distribution
Bottom
33%
Lower-middle
32%
Upper-middle
24%
Top
11%
The socio-educational distribution lists 33% in the bottom quarter, 32% in the lower-middle quarter, 24% in the upper-middle quarter, and 11% in the top quarter.
Staff
Staff profile summary
Teaching staff
61
FTE teaching
66.1
Non-teaching
24
Student-teacher
11.8:1
The profile reports 61 teaching staff and 24 non-teaching staff, with a student-teacher ratio of 11.8:1.
Location
Campus location and area context
Location context combines suburb, postcode, administrative areas and a direct maps link where data is available.
- Suburb
- Cardiff
- Postcode
- 2285
- State
- New South Wales
- Local government area
- Lake Macquarie
- Statistical Area Level 2
- Glendale - Cardiff - Hillsborough
- Statistical Area Level 3
- Lake Macquarie - East
- Statistical Area Level 4
- Newcastle and Lake Macquarie
- Remoteness area
- Major Cities
Governance
Governance and official links
Official school and governing body links are included when the dataset provides them.
- Governing body
- NSW Department of Education
- Governing body URL
- Visit website
- School URL
- Visit school website
- Campus type
- School Single Entity
- Reporting description
- Individual Reporting
Community
Student community profile
Student community indicators are reported as percentages where available.
- Indigenous enrolment
- 16%
- Language background other than English: yes
- 9%
- Language background other than English: no
- 91%
- Language background other than English: not stated
- 0%
Nearby
Nearby and similar schools
Similar schools are selected from the same suburb first, then from the same local government area where needed.
GovernmentPrimary
Cardiff North Public School
Cardiff, NSW 2285
Same suburb
- Enrol.
- 149
- ICSEA
- 1,014
- Ratio
- 14.1:1
GovernmentPrimary
Cardiff Public School
Cardiff, NSW 2285
Same suburb
- Enrol.
- 283
- ICSEA
- 1,000
- Ratio
- 16.9:1
CatholicPrimary
St Kevin's Primary School
Cardiff, NSW 2285
Same suburb
- Enrol.
- 130
- ICSEA
- 1,071
- Ratio
- 11.4:1
GovernmentPrimary
Arcadia Vale Public School
Arcadia Vale, NSW 2283
Same local area
- Enrol.
- 171
- ICSEA
- 971
- Ratio
- 12.9:1
GovernmentPrimary
Argenton Public School
Argenton, NSW 2284
Same local area
- Enrol.
- 46
- ICSEA
- 934
- Ratio
- 15.9:1
IndependentCombined
Avondale School
Cooranbong, NSW 2265
Same local area
- Enrol.
- 977
- ICSEA
- 1,055
- Ratio
- 14.5:1
FAQ
Questions about Cardiff High School
How many students attend Cardiff High School?
Cardiff High School has 778 reported total enrolments. The student profile lists 367 girls and 411 boys where gender enrolment fields are available.
What type of school is Cardiff High School?
Cardiff High School is listed as a Government school with school type Secondary. The reported year range is 7-12.
Where is Cardiff High School located?
Cardiff High School is located in Cardiff, NSW 2285. The local government area is Lake Macquarie.
What is the ICSEA value of Cardiff High School?
The ICSEA value for Cardiff High School is 986 and the ICSEA percentile is 40. If either value is missing in the source data, it is shown as Not available rather than zero.
Is Cardiff High School boys-only, girls-only or co-educational?
Cardiff High School is listed as Co-educational. The reported gender mix is 47.2% girls and 52.8% boys where percentage fields are available.
Data note
Built from structured 2025 school profile data
This page uses structured 2025 Australian school profile data. Some values may be unavailable where they are not reported in the source dataset. Profile pages are designed to make enrolment, ICSEA, location and school context easier to compare.