Thornleigh · Suburb / Locality

Education & Qualifications in Thornleigh

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

Nearly half of all adults in Thornleigh hold a bachelor degree or higher, which is far above the national figure. This is a highly educated area where school completion rates and university degrees are both among the highest seen in similar places.

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📍 Thornleigh, Suburb / Locality

Where Thornleigh sits — Adults with a bachelor degree or higher

46.0% ▲ +29.0%
  • 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 Thornleigh — higher than 97% of areas.

Adults with a bachelor degree or higher compared with the state and national average
Thornleigh46.0%
2120, NSW 47.2%
New South Wales 27.8%
Australia 26.3%

Schooling

Highest year of school completed.

Schooling levels are very high here, with 79.7% of residents finishing Year 12. This is far above the 58.8% national average.

79.7% ▲ +15.1%

Higher than 98% of suburb / locality areas.

  • 2011: 69.3%
  • 2016: 74.3%
  • 2021: 79.7%

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

Highest year of school

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In Thornleigh, Year 12 is the majority at 82%; Year 10 is next at 11%.

Qualifications

Post-school qualifications and degrees.

The area is strongly qualified, as 46% of adults have a bachelor degree or higher. This is far above the New South Wales figure of 27.8%.

46.0% ▲ +29.0%

Higher than 97% of suburb / locality areas.

  • 2011: 35.6%
  • 2016: 39.8%
  • 2021: 46.0%

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

Highest qualification level

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In Thornleigh, the largest group is Bachelor degree at 43%, followed by Postgraduate degree (21%) and Advanced diploma / diploma (16%).

Field of study

What people studied.

The most common fields of study are management and commerce at 24.8%, followed by engineering at 13.6% and society and culture at 12.4%.

Schools

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

Thornleigh has some of the largest schools in the region, with an average size of 787 students. While there are 34 schools within 3km, there are much fewer schools per 1,000 children than in most areas.

34

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).

1,160

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 Thornleigh — hover a marker for details. Open the full map →

Schools serving Thornleigh

34 schools — 26,768 students, average ICSEA 1,160.

By sector: Government 20 · Independent 10 · Catholic 4

By type: Primary 19 · Secondary 8 · Combined 7

Schools serving Thornleigh, sortable by name, sector, type, distance and student count
Normanhurst West Public School, Thornleigh Government Primary 0.6 km 363 1,136
Thornleigh West Public School, Thornleigh Government Primary 0.9 km 477 1,142
Normanhurst Public School, Normanhurst Government Primary 1.6 km 372 1,139
Hornsby South Public School, Hornsby Government Primary 1.6 km 534 1,110
Clarke Road School, Hornsby Government Combined 1.8 km 61 1,063
Loreto Normanhurst, Normanhurst Independent Combined 1.9 km 1,240 1,164
Normanhurst Boys High School, Normanhurst Government Secondary 1.9 km 752 1,207
Pennant Hills Public School, Pennant Hills Government Primary 1.9 km 490 1,143
Barker College, Hornsby Independent Secondary 2.2 km 2,856 1,166
Marri Mittigar School, Hornsby Independent Combined 2.2 km 28 984
Pennant Hills High School, Pennant Hills Government Secondary 2.3 km 1,131 1,109
St Agatha's Catholic Primary School, Pennant Hills Catholic Primary 2.3 km 217 1,147
St Leo's Catholic College, Wahroonga Catholic Secondary 2.4 km 1,055 1,113
Wahroonga Adventist School, Wahroonga Independent Combined 2.4 km 633 1,161
Our Lady of the Rosary Catholic Primary School, Waitara Catholic Primary 2.4 km 337 1,153
Blue Gum Community School, Hornsby Independent Primary 2.4 km 21 1,105
Hornsby Girls High School, Hornsby Government Secondary 2.5 km 722 1,209
Abbotsleigh, Wahroonga Independent Combined 2.8 km 1,634 1,217
Mount St Benedict College, Pennant Hills Independent Secondary 2.8 km 1,331 1,147
Arden Anglican School, Beecroft Independent Primary 3.1 km 997 1,173
Waitara Public School, Wahroonga Government Primary 3.2 km 972 1,148
Knox Grammar School, Wahroonga Independent Combined 3.5 km 3,345 1,187
Beecroft Public School, Beecroft Government Primary 3.7 km 837 1,187
St Lucy's School, Wahroonga Independent Combined 3.7 km 246 1,104
Cherrybrook Public School, Cherrybrook Government Primary 3.8 km 886 1,164
Warrawee Public School, Turramurra Government Primary 3.8 km 622 1,170
Prouille Catholic Primary School, Wahroonga Catholic Primary 3.8 km 262 1,156
John Purchase Public School, Cherrybrook Government Primary 3.9 km 550 1,168
Cheltenham Girls High School, Beecroft Government Secondary 3.9 km 1,436 1,142
Asquith Boys High School, Asquith Government Secondary 3.9 km 542 1,045
West Pennant Hills Public School, West Pennant Hills Government Primary 3.9 km 510 1,134
Turramurra Public School, Turramurra Government Primary 4.0 km 531 1,181
Epping North Public School, North Epping Government Primary 4.2 km 382 1,174
Epping Heights Public School, Epping Government Primary 4.5 km 396 1,152

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 Thornleigh

Cite this page

Australian Bureau of Statistics. (2021). Education & Qualifications in Thornleigh [Census of Population and Housing]. CensusAtlas, used under CC BY 4.0. https://censusatlas.au/region/sal/SAL13866/thornleigh/topic/education