🏆 Top 20 Public High Schools in Australia (2025)
| # | School | State | Sex | Notes |
|---|---|---|---|---|
| 1 | Conservatorium High School | NSW | Co-ed | 7.5 : 1 student-teacher, 84 % attendance |
| 2 | Hurlstone Agricultural High School | NSW | Co-ed | Selective agri-college, western Sydney |
| 3 | Parramatta High School | NSW | Co-ed | Strong Year-7 & 9 NAPLAN band 9-10 % |
| 4 | James Ruse Agricultural High School | NSW | Co-ed | Aus. #1 ATAR school 1996-2024 |
| 5 | North Sydney Boys High School | NSW | Boys | 2024 median ATAR 96.7 |
| 6 | Suzanne Cory High School | VIC | Co-ed | 91 median ATAR, Werribee selective |
| 7 | Baulkham Hills High School | NSW | Co-ed | 96+ median ATAR past 5 yrs |
| 8 | Mac.Robertson Girls’ High School | VIC | Girls | Victoria’s oldest selective girls’ school |
| 9 | Hornsby Girls High School | NSW | Girls | Consistent 95+ median ATAR |
| 10 | Perth Modern School | WA | Co-ed | WA’s only fully-selective public 7-12 |
| 11 | Fort Street High School | NSW | Co-ed | First gov-selective H.S. in Aus. (1849) |
| 12 | Northern Beaches Sec. Coll. (Manly) | NSW | Co-ed | Selective campus, 95 median ATAR |
| 13 | Penrith Selective High School | NSW | Co-ed | Western-Sydney academic hub |
| 14 | Caringbah High School | NSW | Co-ed | 2025 NAPLAN mean 695 |
| 15 | St George Girls High School | NSW | Girls | 94 median ATAR, Kogarah |
| 16 | Queensland Academy SMT | QLD | Co-ed | IB + QCE, 97 % OP 1-5 equiv. |
| 17 | Merewether High School | NSW | Co-ed | Newcastle selective, 94 median ATAR |
| 18 | Sydney Technical High School | NSW | Boys | STEM-focused, Bexley |
| 19 | Gosford High School | NSW | Co-ed | Central-Coast selective |
| 20 | Smith’s Hill High School | NSW | Co-ed | Wollongong selective, 93 median ATAR |
🏆 Top 20 Private High Schools in Australia (2025)
| # | School | State | Sex | Notes |
|---|---|---|---|---|
| 1 | Sydney Grammar School | NSW | Boys | #1 NSW primary NAPLAN (Yr 3&5 avg 595.5); top-3 HSC |
| 2 | Haileybury College | VIC | Co-ed | #2 in the country overall; Vic’s top co-ed school |
| 3 | Presbyterian Ladies’ College (PLC) Melbourne | VIC | Girls | Strong VCE & NAPLAN; STEM focus |
| 4 | Scotch College | VIC | Boys | Top VCE/IB; 150 yr heritage |
| 5 | Brisbane Grammar School | QLD | Boys | Highest QLD NAPLAN & ATAR for boys |
| 6 | The King’s School | NSW | Boys | Oldest Aus independent school; top HSC |
| 7 | St Peter’s College | SA | Boys | SA’s highest ATAR & NAPLAN for boys |
| 8 | Abbotsleigh | NSW | Girls | #2 NSW primary NAPLAN (553.1) |
| 9 | Pymble Ladies’ College | NSW | Girls | Top-5 NSW primary NAPLAN (546.6) |
| 10 | Knox Grammar School | NSW | Boys | High HSC bands; 99.95 ATARs |
| 11 | Loreto Kirribilli | NSW | Girls | Consistently high NAPLAN & HSC |
| 12 | SCEGGS Darlinghurst | NSW | Girls | Top-10 HSC; strong NAPLAN |
| 13 | Reddam House | NSW | Co-ed | 54.94 % HSC top-band; fast-rising |
| 14 | Ascham School | NSW | Girls | Dalton Plan; high HSC |
| 15 | Cranbrook School | NSW | Boys | Elite HSC; co-curricular breadth |
| 16 | Geelong Grammar School | VIC | Co-ed | IB & VCE; Timbertop program |
| 17 | Hale School | WA | Boys | WA’s leading boys’ ATAR & NAPLAN |
| 18 | Brisbane Girls Grammar School | QLD | Girls | Top QLD girls’ NAPLAN & ATAR |
| 19 | St Leonard’s College | VIC | Co-ed | Only other co-ed in national top 20 |
| 20 | Wilderness School | SA | Girls | SA top-3 NAPLAN & SACE |
