Castlecrag · Suburb / Locality

Education & Qualifications in Castlecrag

How far people went at school, the qualifications they hold and what they studied.

Higher levels of education are much more common in Castlecrag than in most similar areas. Over half of all adults hold a university degree, and school completion rates are far above the national figure. This creates a highly qualified community where the vast majority of residents finished Year 12.

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📍 Castlecrag, Suburb / Locality

Where Castlecrag sits — Adults with a bachelor degree or higher

55.8% ▲ +15.6%
  • 0.0%–2.1%: 1060 areas
  • 2.1%–4.3%: 270 areas
  • 4.3%–6.4%: 664 areas
  • 6.4%–8.6%: 989 areas
  • 8.6%–10.7%: 1292 areas
  • 10.7%–12.9%: 1253 areas
  • 12.9%–15.0%: 1106 areas
  • 15.0%–17.1%: 1016 areas
  • 17.1%–19.3%: 865 areas
  • 19.3%–21.4%: 701 areas
  • 21.4%–23.6%: 563 areas
  • 23.6%–25.7%: 467 areas
  • 25.7%–27.9%: 444 areas
  • 27.9%–30.0%: 369 areas
  • 30.0%–32.1%: 288 areas
  • 32.1%–34.3%: 240 areas
  • 34.3%–36.4%: 235 areas
  • 36.4%–38.6%: 182 areas
  • 38.6%–40.7%: 150 areas
  • 40.7%–42.9%: 127 areas
  • 42.9%–45.0%: 93 areas
  • 45.0%–47.1%: 117 areas
  • 47.1%–49.3%: 91 areas
  • 49.3%–51.4%: 77 areas
  • 51.4%–53.6%: 78 areas
  • 53.6%–55.7%: 55 areas
  • 55.7%–57.9%: 48 areas
  • 57.9%–60.0%: 56 areas

All suburb / locality areas, 2021. The marker is Castlecrag — higher than 99% of areas.

Adults with a bachelor degree or higher compared with the state and national average
Castlecrag55.8%
2068, NSW 50.5%
New South Wales 27.8%
Australia 26.3%

Schooling

Highest year of school completed.

Almost 88% of residents completed Year 12, which is far above the 59% average across Australia and New South Wales.

88.1% ▲ +8.7%

Higher than 99% of suburb / locality areas.

  • 2011: 81.0%
  • 2016: 83.7%
  • 2021: 88.1%

Share of people whose highest year of school is Year 12 or equivalent.

Highest year of school

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In Castlecrag, Year 12 is the majority at 91%; Year 10 is next at 6%.

Qualifications

Post-school qualifications and degrees.

The area is among the most qualified in the region, with 55.8% of adults holding a bachelor degree or higher—roughly 30 points higher than the national figure.

55.8% ▲ +15.6%

Higher than 99% of suburb / locality areas.

  • 2011: 48.3%
  • 2016: 51.0%
  • 2021: 55.8%

Share of people aged 15+ whose highest qualification is a bachelor degree or above (incl. graduate and postgraduate).

Field of study

What people studied.

Most qualifications are in management and commerce (30.9%) or society and culture (19%), while health and engineering also make up a significant share.

Schools

Schools in the area and how many children they serve (ACARA).

Castlecrag has access to 36 schools within 3km, a number among the largest for similar areas. The local schools are larger than average and have some of the highest advantage scores in the region.

36

Higher than 89% of suburb / locality areas.

Schools serving the area — within 3 km of small areas, or inside larger ones. A measure of access (catchments overlap, so don't add it across areas).

1,157

Higher than 99% of suburb / locality areas.

Enrolment-weighted average ICSEA — an index of socio-educational advantage, centred near 1000 (context, not a quality ranking).

Schools in and around Castlecrag — hover a marker for details. Open the full map →

Schools serving Castlecrag

36 schools — 21,350 students, average ICSEA 1,157.

By sector: Government 24 · Catholic 7 · Independent 5

By type: Primary 22 · Secondary 9 · Combined 5

Schools serving Castlecrag, sortable by name, sector, type, distance and student count
Northbridge Public School, Northbridge Government Primary 1.4 km 364 1,181
Glenaeon Rudolf Steiner School, Middle Cove Independent Combined 1.4 km 405 1,148
St Philip Neri Catholic Primary School, Northbridge Catholic Primary 1.4 km 102 1,170
Willoughby Public School, Willoughby Government Primary 1.9 km 905 1,143
Willoughby Girls High School, Willoughby Government Secondary 1.9 km 1,036 1,152
St Thomas' Catholic Primary School, Willoughby Catholic Primary 1.9 km 277 1,161
Cammeray Public School, Cammeray Government Primary 2.4 km 622 1,168
Beauty Point Public School, Mosman Government Primary 2.4 km 205 1,154
Castle Cove Public School, Castle Cove Government Primary 2.5 km 273 1,167
Middle Harbour Public School, Mosman Government Primary 2.8 km 423 1,162
Naremburn School, Naremburn Government Secondary 2.8 km 30 1,075
Killarney Heights Public School, Killarney Heights Government Primary 2.8 km 661 1,150
Seaforth Public School, Seaforth Government Primary 3.0 km 394 1,165
Anzac Park Public School, Cammeray Government Primary 3.1 km 720 1,147
Farmhouse Montessori School, North Balgowlah Independent Primary 3.1 km 37 1,165
Balgowlah North Public School, North Balgowlah Government Primary 3.1 km 381 1,169
Sacred Heart Catholic Primary School, Mosman Catholic Primary 3.1 km 373 1,189
Killarney Heights High School, Killarney Heights Government Secondary 3.2 km 969 1,132
Northern Beaches Secondary College Balgowlah Boys Campus, Balgowlah Government Secondary 3.2 km 1,100 1,115
Mercy Catholic College, Chatswood Catholic Secondary 3.3 km 728 1,134
Our Lady of Dolours Catholic Primary School, Chatswood Catholic Primary 3.4 km 355 1,144
Artarmon Public School, Artarmon Government Primary 3.4 km 1,063 1,167
North Sydney Boys High School, Crows Nest Government Secondary 3.5 km 933 1,195
St Pius X College, Chatswood Independent Combined 3.5 km 1,183 1,144
Royal North Shore Hospital School, St Leonards Government Combined 3.5 km — —
St Cecilia's Catholic Primary School, Balgowlah Catholic Primary 3.5 km 232 1,168
Balgowlah Heights Public School, Balgowlah Government Primary 3.5 km 651 1,177
Roseville Public School, Roseville Government Primary 3.5 km 520 1,172
Neutral Bay Public School, Neutral Bay Government Primary 3.6 km 641 1,169
North Sydney Girls High School, Crows Nest Government Secondary 3.7 km 916 1,203
Marist Catholic College North Shore, North Sydney Catholic Combined 3.7 km 1,609 1,166
Bradfield College, St Leonards Government Secondary 3.7 km 322 1,108
Queenwood, Mosman Independent Combined 3.7 km 816 1,172
Cammeraygal High School, Crows Nest Government Secondary 3.8 km 905 1,135
International Chinese School, St Leonards Independent Primary 3.9 km 116 1,172
Chatswood Public School, Chatswood Government Primary 3.9 km 1,083 1,143

Sources

  • Census of Population and Housing — Australian Bureau of Statistics, 2021 (CC BY 4.0).
  • Australian Schools List — Australian Curriculum, Assessment and Reporting Authority (ACARA), 2025 (CC BY 4.0).

More for Castlecrag

Cite this page

Australian Bureau of Statistics. (2021). Education & Qualifications in Castlecrag [Census of Population and Housing]. CensusAtlas, used under CC BY 4.0. https://censusatlas.au/region/sal/SAL10848/castlecrag/topic/education