What are South Australia's top performing schools 2023?

In 2023 more than 15,560 students completed their SACE. This included 3790 country students, an increase from 3660 in 2022. There was also an increase in indigenous students who completed their SACE from 347 last year to 421. Subsequently, 2023 also observed a seven per cent increase on last year's ATAR results showing continued improvement year by year.

This year five students achieved the perfect ATAR of 99.95, including three boys and two girls.

Let's take a deep dive into how South Australia's top-ranked schools performed.

Table of Content:

• St Peter's College
• Wilderness School
• Pembroke School
• Walford Anglican School
• Saint Ignatius College
• St Peter's College Girls
• Seymour College
• Scotch College
• Brighton Secondary School
• Loreto College
• FAQs

St Peter’s College

• Two students achieved the Top ATAR of 99.95.
• 13% of St Peter’s College students achieved an ATAR of 99 and above, placing them in the top 1% of the state.
• 30% of students achieved an ATAR of 95 and above, placing them in the top 5% of the state.
• 43% of students achieved an ATAR of 90 and above, placing them in the top 10% of the state.
• 113 merits were achieved by 56 students for a perfect score in a subject.

Wilderness School

• Two students achieved the Top ATAR of 99.95.
• 20% of students achieved an ATAR of 99 and above, placing them in the top 1% of the state.
• 44% of students achieved an ATAR of 95 and above, placing them in the top 5% of the state.
• 68% of students achieved an ATAR of 90 and above, placing them in the top 10% of the state.
• 81 merits were achieved by the cohort.
• The median ATAR was 93.6.

Pembroke School

• One student achieved the Top ATAR of 99.95.
• 12 students achieved an ATAR of 99 and above, placing them in the top 1% of the state.
• 42 students achieved an ATAR of 95 and above, placing them in the top 5% of the state.
• 77 students achieved an ATAR of 90 and above, placing them in the top 10% of the state.
• 49 Merits were achieved by the cohort.

Walford Anglican School

• The Top ATAR achieved was 99.6.
• 6% of students achieved an ATAR of 99 and above, placing them in the top 1% of the state.
• 28% of students achieved an ATAR of 95 and above, placing them in the top 5% of the state.
• 48% of students achieved an ATAR of 90 and above, placing them in the top 10% of the state.
• 24 merits were achieved by the cohort.

Saint Ignatius College

• The Top ATAR achieved was 99.9.
• 10 students (6.9% of the cohort) achieved an ATAR of 99 and above, placing them in the top 1% of the State.
• 48 students (33.3% of the cohort) achieved an ATAR of 95 or above, placing them in the top 5% of the State.
• 71 students (49.3% of the cohort) achieved an ATAR of 90 or above, placing them in the top 10% of the State.
• 48 merits were achieved by the cohort.

St Peter's College Girls

• The Top ATAR achieved was 99.7.
• 44% of students achieved an ATAR of 95 and above, placing them in the top 5% of the state.
• 66% of students achieved an ATAR of 90 or above, placing them in the top 10% of the State.
• 27 merits were achieved by the cohort.
• The median ATAR was 94.60.

Seymour College

• The Top ATAR achieved was 99.8.
• 24 students achieved an ATAR of 95 and above, placing them in the top 5% of the state.
• 55% of students achieved an ATAR of 90 and above, placing them in the top 10% of the State.

Scotch College

• 7 students achieved an ATAR of 99 and above, placing them in the top 1% of the state.
• 35 students achieved an ATAR of 95 and above, placing them in the top 5% of the state.
• 63 students (42% of the cohort) achieved an ATAR of 90 and above, placing them in the top 10% of the State.
• 32 merits were achieved by the cohort.

Brighton Secondary School

• The top ATAR was 98.15.
• 33 students achieved an ATAR of 90 or above.
• 42 A+ level grades, 17 of them with merit achievement.

Loreto College

• The Top ATAR achieved was 99.5.
• 12% of students achieved an ATAR of 98 and above, placing them in the top 2% of the state.
• 28% of students achieved an ATAR of 95 and above, placing them in the top 5% of the state.
• 48% of students achieved an ATAR of 90 and above, placing them in the top 10% of the state.

Conclusion

Want more personalised guidance from past SACE high achievers? Check out our lineup of expert tutors with an average ATAR of 99.50 to unlock your academic potential. For more study tips, check out these KIS Academics articles:

SACE/ NTCET: Understanding South Australia and the Northern Territory’s Year 12 ATAR system (Updated 2025) | KIS Academics

Not sure how the SACE/NTCET works? How does that lead to an ATAR? Learn about South Australia and the Northern Territory’s shared Year 12 ATAR system here.

KIS Academics BlogManoj Arachige

What are the SACE External Examinations like?

For many SACE subjects, exams are used to test your knowledge of all the information you have learned in the past year. SACE exams can be in multiple formats, whether that be online or on paper.

KIS Academics BlogManoj Arachige

SACE: Adjustment Factors and how they Work (updated 2025) | KIS Academics

SACE bonus points are super important! These bonus points give your adjusted ATAR a boost to push your ranking up when applying for tertiary study through SATAC.

KIS Academics BlogManoj Arachige

FAQs

Want more personalised guidance to help support your child through their studies? Find a KIS Academics tutor today to support your child’s educational journey!

What Our Students & Parents Say

600+ Five-Star reviews across all our tutoring programs — hear why below !👇