Trinity Gardens · Suburb / Locality

Education & Qualifications in Trinity Gardens

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

Over 40% of adults in Trinity Gardens hold a bachelor degree or higher, a figure far above the national average. This is a highly educated area where the vast majority of residents have finished their secondary schooling. These high achievement levels are reflected in the local schools and the qualifications of the workforce.

Open map →
📍 Trinity Gardens, Suburb / Locality

Where Trinity Gardens sits — Adults with a bachelor degree or higher

40.1% ▲ +46.0%
  • 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 Trinity Gardens — higher than 93% of areas.

Adults with a bachelor degree or higher compared with the state and national average
Trinity Gardens40.1%
5068, SA 43.6%
South Australia 22.7%
Australia 26.3%

Schooling

Highest year of school completed.

Year 12 completion is far above the national figure at 71.4%, which is among the highest levels seen in similar areas. Very few residents left school early, with only 7.2% finishing at Year 9 or below.

71.4% ▲ +16.0%

Higher than 92% of suburb / locality areas.

  • 2011: 61.6%
  • 2016: 64.9%
  • 2021: 71.4%

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

Highest year of school

View on map →

In Trinity Gardens, Year 12 is the majority at 73%; Year 11 is next at 11%.

Qualifications

Post-school qualifications and degrees.

The typical resident is well qualified, with 40.1% holding a bachelor degree or higher. This is far above the South Australian average of 22.7%.

40.1% ▲ +46.0%

Higher than 93% of suburb / locality areas.

  • 2011: 27.4%
  • 2016: 33.7%
  • 2021: 40.1%

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

Highest qualification level

View on map →

In Trinity Gardens, the largest group is Bachelor degree at 45%, followed by Certificate III / IV (19%) and Advanced diploma / diploma (15%).

Field of study

What people studied.

Qualifications are spread across several fields, led by management and commerce at 20.5%, followed by society and culture at 14.1% and health at 13.5%.

Schools

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

There are 29 schools within 3km, with local schools showing some of the highest advantage scores and largest average sizes among similar areas. Most of these are government primary schools.

29

Higher than 88% 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).

1,106

Higher than 93% 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 Trinity Gardens — hover a marker for details. Open the full map →

Schools serving Trinity Gardens

29 schools — 22,892 students, average ICSEA 1,106.

By sector: Government 17 · Catholic 7 · Independent 5

By type: Primary 17 · Combined 7 · Secondary 5

Schools serving Trinity Gardens, sortable by name, sector, type, distance and student count
Trinity Gardens School, Trinity Gardens Government Primary 0.4 km 695 1,103
St Joseph's School, Payneham South Catholic Primary 1.1 km 494 1,092
Pembroke School - Middle School Campus, Kensington Park Independent Combined 1.2 km 1,672 1,171
Mary MacKillop College, Kensington Catholic Secondary 1.4 km 291 1,077
St Joseph's Memorial School, Norwood Catholic Primary 1.5 km 192 1,108
Marryatville Primary School, Kensington Government Primary 1.6 km 506 1,127
East Adelaide School, St Peters Government Primary 1.7 km 495 1,117
Norwood Primary School, Norwood Government Primary 1.7 km 361 1,148
Loreto College, Marryatville Catholic Combined 1.8 km 717 1,098
St Joseph's School, Tranmere Catholic Primary 1.9 km 208 1,099
Marryatville High School, Marryatville Government Secondary 2.0 km 1,759 1,120
Felixstow Primary School, Felixstow Government Primary 2.1 km 76 1,014
Open Access College, Marden Government Combined 2.3 km 4,028 1,017
Marden Senior College, Marden Government Secondary 2.3 km 496 1,041
St Peter's College, St Peters Independent Combined 2.5 km 1,585 1,164
St Joseph's School, Hectorville Catholic Primary 2.6 km 859 1,077
Norwood International High School, Magill Government Secondary 2.6 km 1,667 1,090
Rose Park Primary School, Rose Park Government Primary 2.7 km 525 1,162
Prince Alfred College, Kent Town Independent Combined 2.8 km 1,127 1,143
Magill School, Magill Government Primary 3.0 km 744 1,119
St Peter's Collegiate Girls' School, Stonyfell Independent Combined 3.1 km 873 1,180
East Torrens Primary School, Hectorville Government Primary 3.1 km 350 1,073
St Patrick's Special School, Dulwich Catholic Combined 3.1 km 51 1,115
Morialta Secondary College, Rostrevor Government Secondary 3.1 km 570 1,075
Burnside Primary School, Burnside Government Primary 3.1 km 686 1,156
Vale Park Primary School, Vale Park Government Primary 3.3 km 393 1,097
East Marden Primary School, Campbelltown Government Primary 3.3 km 548 1,127
Walkerville Primary School, Walkerville Government Primary 3.4 km 548 1,139
St Andrew's School, Walkerville Independent Primary 3.5 km 376 1,191

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 Trinity Gardens

Cite this page

Australian Bureau of Statistics. (2021). Education & Qualifications in Trinity Gardens [Census of Population and Housing]. CensusAtlas, used under CC BY 4.0. https://censusatlas.au/region/sal/SAL41472/trinity-gardens/topic/education