Government · Secondary · Cardiff
Cardiff High School
Cardiff High School is a government secondary school in Cardiff, New South Wales, teaching year levels 7-12 to 778 students.
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ICSEA reflects the socio-educational background of students at this school - it is an intake measure, not a teaching quality or outcomes ranking. National average is 1000. Range is roughly 500–1300. This school's ICSEA places it above 40% of Australian schools.
Cardiff High School had 778 students in 2025, compared with 684 in 2016 (up 14%).
Total enrolments as reported to ACARA each August. A year marked "-" was not published for this school. Enrolment counts how many students attend, not how good a school is. Source: ACARA School Profile 2008-2025 (Data Access Program).
Comparing suburbs near Cardiff?
The Move Planner shows school catchments, childcare, property prices, and demographics side by side.
Open Move Planner → Cardiff Get a one-page family report for Glendale - Cardiff - Hillsborough →Catchment zone shown where matched to official NSW government data.
Map: © OpenStreetMap contributors. School pin is approximate (ACARA geocoded location).
View all New South Wales schools on the map →Cardiff High School catchment: suburbs in the zone
The official zone for Cardiff High School overlaps 9 suburbs. The zone sets the addresses this school is the designated local government school for.
Cardiff, Garden Suburb, Macquarie Hills, Cardiff South, Hillsborough, Charlestown, Cardiff Heights, Kotara, Kotara South
Suburbs (ABS gazetted localities) that overlap this school's zone. Boundaries do not line up exactly, so a suburb listed here may be only partly inside it. Confirm eligibility with the official NSW zone finder before relying on an address. Zone data: NSW Department of Education, school intake zones, 2026.
House prices and rent in the Cardiff High School zone
One area has their centre inside this zone. Median house price: $965,000. Median 3-bedroom house rent: $720 a week.
Areas are ABS statistical areas whose centre point is in the zone; part of an area can sit outside it. Listed by name, not by price. Prices and rents are the figures each suburb page publishes (NSW DCJ sales Mar 2026 and rental bonds Jun 2026). © State of New South Wales (Department of Communities and Justice), licensed under CC BY 4.0 (copyright notice). School zones are published for enrolment and can change each year, so do not rely on a zone alone for a property purchase decision.
Is my address in the Cardiff High School zone?
Type a street address. We check it against the official zone map and tell you whether it is in the Cardiff High School zone, and which government primary and secondary zones it is in.
Your address goes from your browser straight to OpenStreetMap's address search to find it on the map. We never see it or store it. Address search © OpenStreetMap contributors.
See the suburbs zoned to Cardiff High School with their house prices and rent →
The suburb: Glendale - Cardiff - Hillsborough
Figures are for the Glendale - Cardiff - Hillsborough statistical area (SA2), which contains the school. SA2 boundaries do not always equal suburb boundaries, and childcare services are matched by suburb name. See the full Glendale - Cardiff - Hillsborough profile →
© State of New South Wales (Department of Communities and Justice), licensed under CC BY 4.0 (copyright notice).
Nearest schools to Cardiff High School
Listed nearest first. Distance is a straight line between ACARA school locations, not travel distance, and the order is not a ranking.
To see where Cardiff High School sits among other suburbs, open the map of New South Wales suburbs.
Questions about Cardiff High School
How many students go to Cardiff High School?
Cardiff High School has 778 students enrolled (411 boys and 367 girls), according to the ACARA School Profile 2025.
What year levels does Cardiff High School teach?
Cardiff High School teaches year levels 7-12. ACARA lists it as a secondary school.
Is Cardiff High School a government or non-government school?
Cardiff High School is a government school in Cardiff, New South Wales.
What does the ICSEA of 986 at Cardiff High School mean?
ICSEA, the Index of Community Socio-Educational Advantage, describes the family background of the students enrolled at a school, such as parents' education and occupation. The national average is 1000. Cardiff High School has an ICSEA of 986, which places it above 40% of Australian schools. It measures student intake, not teaching quality or results.
Which suburbs are in the Cardiff High School catchment?
The official zone for Cardiff High School overlaps 9 suburbs: Cardiff, Garden Suburb, Macquarie Hills, Cardiff South, Hillsborough, Charlestown, Cardiff Heights, Kotara, Kotara South. A suburb can be only partly inside the zone, so confirm an address with the official NSW zone finder. Zone data: NSW Department of Education, school intake zones, 2026.
How many childcare services are near Cardiff High School?
25 childcare services are listed on the ACECQA national register for Glendale - Cardiff - Hillsborough, the statistical area around the school. Services are matched by suburb name.
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Source: ACARA School Profile & School Location 2025 (Data Access Program). VIC, NSW and QLD government catchment zones from DET School Zones 2027, NSW DoE School Intake Zones 2026 and Queensland Department of Education state school catchments 2026 (CC BY 4.0). ICSEA is a socio-educational intake index - it measures student background, not teaching quality or outcomes. Methodology →