Castle Hill at a glance
Castle Hill contains 13 schools reporting to ACARA — predominantly primary schools across the 5 Government, 5 Independent, 3 Catholic sector mix. ICSEA values across these schools range from 1069 to 1152, with a mean of 1123 — that is the socio-educational backdrop you should keep in mind when comparing NAPLAN scores within the suburb.
4 of the 13 schools flag two or more STEM signals in their published curriculum (robotics, coding, IB MYP science, etc.).
How Castle Hill reads
Castle Hill reads like a broad upper-middle-market school suburb: many schools, real sector mix, several known secondary options, and enough scale that the suburb page works as a navigation page rather than a one-school destination.
Compared with tighter suburbs like Chatswood, Castle Hill is less concentrated and more choice-heavy. That makes the page useful for families still deciding between government, Catholic, and Independent pathways.
The top of the table is secondary-led, which changes how the page should be read. This suburb is not only about primary catchment positioning; it also behaves like a destination for later-stage academic comparison.
The long-run Year 5 suburb line has softened from its earlier level. That is not catastrophic, but it is enough to stop the page from being read as a simple “everything trends upward” story.
11-year NAPLAN trend (Year 5 mean across all suburb schools)
What this page can hide
A suburb with this much school variety can look stronger or weaker depending on whether you focus on primary or secondary entries.
The absence of strong language signals on the page is more likely a publishing/evidence issue than a full description of the suburb’s real curriculum landscape.
Schools in Castle Hill
| School | Sector | Type | ICSEA | NAPLAN | Highlights |
|---|---|---|---|---|---|
| Castle Hill High School | Government | Secondary | 1121 | 613.0 (Y9) | — |
| Oakhill College | Independent | Secondary | 1124 | 610.2 (Y9) | STEM |
| Gilroy Catholic College | Catholic | Secondary | 1096 | 590.6 (Y9) | — |
| Oakhill Drive Public School | Government | Primary | 1152 | 569.4 (Y5) | STEM |
| Excelsior Public School | Government | Primary | 1150 | 554.2 (Y5) | — |
| Castle Hill Public School | Government | Primary | 1128 | 538.2 (Y5) | — |
| Samuel Gilbert Public School | Government | Primary | 1128 | 537.2 (Y5) | — |
| St Angela's Primary School | Catholic | Primary | 1126 | 537.2 (Y5) | STEM |
| St Bernadette's Primary School | Catholic | Primary | 1145 | 528.2 (Y5) | STEM |
| St Gabriel's School for students with special needs | Independent | Combined | 1069 | 333.4 (Y5) | — |
| Hills Adventist College, Castle Hill Campus | Independent | Primary | – | – | — |
| Redeemer Baptist School, Castle Hill campus | Independent | Secondary | – | – | — |
| Aspect Western Sydney School, Castle Hill | Independent | Secondary | – | – | — |
NAPLAN column shows the latest-year mean across the 5 subjects for the indicated grade (Y5 for primary, Y9 for secondary). Click a school name to open it in the map view.
Nearby suburbs
What to verify before shortlisting
- Separate primary and secondary decisions; this page mixes both and they do not tell the same story.
- If fees matter, compare sector routes early because Castle Hill gives families multiple viable pathways.
- Do not use the suburb trend alone to rank Castle Hill against Epping or Strathfield; the mix is too different.
Frequently asked questions
What's a good NAPLAN score for schools in Castle Hill?
There is no suburb-specific official benchmark for “good”. A reasonable first read is to compare each school with the broader national range and then, more importantly, with schools at similar ICSEA. In Castle Hill, some schools sit well above the national Year 5 average, but that does not automatically tell you whether they are adding more value than a lower-scoring school with a very different intake profile.
How do I check the school catchment for Castle Hill?
Open a school from the table and inspect it in the map view. Where department or ACARA-linked catchment data is available, that is the best starting point. Catchment boundaries can change, though, so the cautious step is to confirm with the relevant education authority or the school before relying on it.
Which is the best primary school in Castle Hill?
There is no single factual answer to that. The table is sorted by latest NAPLAN mean, which is useful for orientation, but a family could still reasonably prefer a different school because of sector, fees, language offering, learning support, distance, or culture. This page is best used to narrow the field, not to end the decision.
Suburb schools report generated by Schoogaroo from public data (ACARA / My School and state sources). Latest version: https://www.schoogaroo.com/suburbs/nsw/castle-hill - verify enrolment details with the school or the relevant education authority.